LYDIA CHE LEUNG M.D.
Prescription History 1982930939
Family Medicine in San Francisco, CA
Medicare Part D Prescription History
Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for LYDIA CHE LEUNG M.D., an active Family Medicine specialist practicing in San Francisco, CA. Our medical registry currently tracks 32 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 939 documented patient claims. Among these therapy options, the most frequently utilized medication is Atorvastatin Calcium, which accounts for 76 claims alone. Use the table below to sort by claims, cost, or utilization compared with the state average; select any medication for its full profile.
| Medication | Prescriptions (2024)Rx (2024) | Avg Cost per FillCost / Fill | Vs. Other CA PrescribersVs. CA Avg |
|---|---|---|---|
| Atorvastatin Calcium | 76 | $4.82▼ below CA avg | ▼ Less than typical |
About Atorvastatin Calcium: Atorvastatin is used along with a proper diet to help lower "bad" cholesterol and fats (such as LDL, triglycerides) and raise "good" cholesterol (HDL) in the blood. Show more ▾ It belongs to a group of drugs known as "statins." It works by reducing the amount of cholesterol made by the liver. Lowering "bad" cholesterol and triglycerides and raising "good" cholesterol decreases the risk of heart disease and helps prevent strokes and heart attacks. In addition to eating a proper diet (such as a low-cholesterol/low-fat diet), other lifestyle changes that may help this medication work better include exercising, losing weight if overweight, and stopping smoking. Consult your doctor for more details. A pyrrole and heptanoic acid derivative, HYDROXYMETHYLGLUTARYL-COA REDUCTASE INHIBITOR (statin), and ANTICHOLESTEREMIC AGENT that is used to reduce serum levels of LDL-CHOLESTEROL; APOLIPOPROTEIN B; and TRIGLYCERIDES. It is used to increase serum levels of HDL-CHOLESTEROL in the treatment of HYPERLIPIDEMIAS, and for the prevention of CARDIOVASCULAR DISEASES in patients with multiple risk factors. In 2024, this provider wrote 76 Medicare prescriptions for Atorvastatin Calcium, about a third of the volume of the typical California prescriber of this medication (202.5). Medicare paid an average of $4.82 per fill, versus $10.47 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 203.5 30-Day Fills standardized to 30-day supplies 6,101 Days of Medication total across all patients in 2024 | |||
| Metformin Hcl | 70 | $6.56▼ below CA avg | ▼ Less than typical |
About Metformin Hcl: Metformin is used with a proper diet and exercise program and possibly with other medications to control high blood sugar. Show more ▾ It is used in patients with type 2 diabetes. Controlling high blood sugar helps prevent kidney damage, blindness, nerve problems, loss of limbs, and sexual function problems. Proper control of diabetes may also lessen your risk of a heart attack or stroke. Metformin works by helping to restore your body's proper response to the insulin you naturally produce. It also decreases the amount of sugar that your liver makes and that your stomach/intestines absorb. A biguanide hypoglycemic agent used in the treatment of non-insulin-dependent diabetes mellitus not responding to dietary modification. Metformin improves glycemic control by improving insulin sensitivity and decreasing intestinal absorption of glucose. (From Martindale, The Extra Pharmacopoeia, 30th ed, p289) In 2024, this provider wrote 70 Medicare prescriptions for Metformin Hcl, about 70% of the volume of the typical California prescriber of this medication (100.4). Medicare paid an average of $6.56 per fill, versus $9.26 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 176 30-Day Fills standardized to 30-day supplies 5,248 Days of Medication total across all patients in 2024 | |||
| Benazepril Hcl | 66 | $6.22▼ below CA avg | ▲ More than typical |
About Benazepril Hcl: Benazepril is used to treat high blood pressure (hypertension). Show more ▾ Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Benazepril is an ACE inhibitor and works by relaxing blood vessels so that blood can flow more easily. In 2024, this provider wrote 66 Medicare prescriptions for Benazepril Hcl, about 1.9 times the volume of the typical California prescriber of this medication (34.6). Medicare paid an average of $6.22 per fill, versus $11.17 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 194.5 30-Day Fills standardized to 30-day supplies 5,835 Days of Medication total across all patients in 2024 | |||
| Amlodipine Besylate | 60 | $2.89▼ below CA avg | ▼ Less than typical |
About Amlodipine Besylate: Amlodipine is used with or without other medications to treat high blood pressure. Show more ▾ Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Amlodipine belongs to a class of drugs known as calcium channel blockers. It works by relaxing blood vessels so blood can flow more easily. Amlodipine is also used to prevent certain types of chest pain (angina). It may help to increase your ability to exercise and decrease the frequency of angina attacks. It should not be used to treat attacks of chest pain when they occur. Use other medications (such as sublingual nitroglycerin) to relieve attacks of chest pain as directed by your doctor. A long-acting dihydropyridine calcium channel blocker. It is effective in the treatment of ANGINA PECTORIS and HYPERTENSION. In 2024, this provider wrote 60 Medicare prescriptions for Amlodipine Besylate, about half the volume of the typical California prescriber of this medication (141.4). Medicare paid an average of $2.89 per fill, versus $7.08 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 176.5 30-Day Fills standardized to 30-day supplies 5,294 Days of Medication total across all patients in 2024 | |||
| Hydrochlorothiazide | 52 | $2.82▼ below CA avg | ≈ Typical |
About Hydrochlorothiazide: This medication is used to treat high blood pressure. Show more ▾ Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Hydrochlorothiazide belongs to a class of drugs known as diuretics/"water pills." It works by causing you to make more urine. This helps your body get rid of extra salt and water. This medication also reduces extra fluid in the body (edema) caused by conditions such as heart failure, liver disease, or kidney disease. This can lessen symptoms such as shortness of breath or swelling in your ankles or feet. A thiazide diuretic often considered the prototypical member of this class. It reduces the reabsorption of electrolytes from the renal tubules. This results in increased excretion of water and electrolytes, including sodium, potassium, chloride, and magnesium. It is used in the treatment of several disorders including edema, hypertension, diabetes insipidus, and hypoparathyroidism. In 2024, this provider wrote 52 Medicare prescriptions for Hydrochlorothiazide, about 84% of the volume of the typical California prescriber of this medication (61.8). Medicare paid an average of $2.82 per fill, versus $5.71 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 155 30-Day Fills standardized to 30-day supplies 4,650 Days of Medication total across all patients in 2024 | |||
| Pravastatin Sodium | 46 | $12.34▼ below CA avg | ≈ Typical |
About Pravastatin Sodium: Pravastatin is used along with a proper diet to help lower "bad" cholesterol and fats (such as LDL, triglycerides) and raise "good" cholesterol (HDL) in the blood. Show more ▾ It belongs to a group of drugs known as "statins." It works by reducing the amount of cholesterol made by the liver. Lowering "bad" cholesterol and triglycerides and raising "good" cholesterol decreases the risk of heart disease and helps prevent strokes and heart attacks. In addition to eating a proper diet (such as a low-cholesterol/low-fat diet), other lifestyle changes that may help this medication work better include exercising, losing weight if overweight, and stopping smoking. Consult your doctor for more details. An antilipemic fungal metabolite isolated from cultures of Nocardia autotrophica. It acts as a competitive inhibitor of HMG CoA reductase (HYDROXYMETHYLGLUTARYL COA REDUCTASES). In 2024, this provider wrote 46 Medicare prescriptions for Pravastatin Sodium, about 1.2 times the volume of the typical California prescriber of this medication (37.8). Medicare paid an average of $12.34 per fill, versus $13.25 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 138 30-Day Fills standardized to 30-day supplies 4,140 Days of Medication total across all patients in 2024 | |||
| Losartan Potassium | 44 | $5.05▼ below CA avg | ▼ Less than typical |
About Losartan Potassium: Losartan is used to treat high blood pressure (hypertension) and to help protect the kidneys from damage due to diabetes. Show more ▾ It is also used to lower the risk of strokes in patients with high blood pressure and an enlarged heart. Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Losartan belongs to a class of drugs called angiotensin receptor blockers (ARBs). It works by relaxing blood vessels so that blood can flow more easily. An antagonist of ANGIOTENSIN TYPE 1 RECEPTOR with antihypertensive activity due to the reduced pressor effect of ANGIOTENSIN II. In 2024, this provider wrote 44 Medicare prescriptions for Losartan Potassium, about a third of the volume of the typical California prescriber of this medication (121.1). Medicare paid an average of $5.05 per fill, versus $10.35 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 132 30-Day Fills standardized to 30-day supplies 3,960 Days of Medication total across all patients in 2024 | |||
| Pantoprazole Sodium | 42 | $16.40 | ▼ Less than typical |
About Pantoprazole Sodium: Pantoprazole is used to treat certain stomach and esophagus problems (such as acid reflux). Show more ▾ It works by decreasing the amount of acid your stomach makes. This medication relieves symptoms such as heartburn, difficulty swallowing, and cough. It helps heal acid damage to the stomach and esophagus, helps prevent ulcers, and may help prevent cancer of the esophagus. Pantoprazole belongs to a class of drugs known as proton pump inhibitors (PPIs). 2-pyridinylmethylsulfinylbenzimidazole proton pump inhibitor that is used in the treatment of GASTROESOPHAGEAL REFLUX and PEPTIC ULCER. In 2024, this provider wrote 42 Medicare prescriptions for Pantoprazole Sodium, about 65% of the volume of the typical California prescriber of this medication (64.8). Medicare paid an average of $16.40 per fill, versus $13.87 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 118 30-Day Fills standardized to 30-day supplies 3,536 Days of Medication total across all patients in 2024 | |||
| Fluticasone Propionate | 37 | $6.89▼ below CA avg | ▼ Less than typical |
About Fluticasone Propionate: Fluticasone is used to relieve seasonal and year-round allergic and non-allergic nasal symptoms, such as stuffy/runny nose, itching, and sneezing. Show more ▾ It can also help relieve allergy eye symptoms such as itchy, watery eyes. This medication belongs to a class of drugs known as corticosteroids. It works in your nose to block the effects of substances that cause allergies (such as pollen, pet dander, dust mites, mold) and to reduce swelling. A STEROID with GLUCOCORTICOID RECEPTOR activity that is used to manage the symptoms of ASTHMA; ALLERGIC RHINITIS, and ATOPIC DERMATITIS. In 2024, this provider wrote 37 Medicare prescriptions for Fluticasone Propionate, about 74% of the volume of the typical California prescriber of this medication (50.3). Medicare paid an average of $6.89 per fill, versus $15.10 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 72 30-Day Fills standardized to 30-day supplies 2,145 Days of Medication total across all patients in 2024 | |||
| Metoprolol Succinate | 36 | $13.11▼ below CA avg | ▼ Less than typical |
About Metoprolol Succinate: This medication is a beta-blocker used to treat chest pain (angina), heart failure, and high blood pressure. Show more ▾ Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. This drug works by blocking the action of certain natural chemicals in your body (such as epinephrine) that affect the heart and blood vessels. This lowers heart rate, blood pressure, and strain on the heart. A selective adrenergic beta-1 blocking agent that is commonly used to treat ANGINA PECTORIS; HYPERTENSION; and CARDIAC ARRHYTHMIAS. In 2024, this provider wrote 36 Medicare prescriptions for Metoprolol Succinate, about a third of the volume of the typical California prescriber of this medication (86.3). Medicare paid an average of $13.11 per fill, versus $14.23 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 104 30-Day Fills standardized to 30-day supplies 3,116 Days of Medication total across all patients in 2024 | |||
| Famotidine | 36 | $10.33▼ below CA avg | ▼ Less than typical |
About Famotidine: Famotidine is used to treat ulcers of the stomach and intestines and to prevent intestinal ulcers from coming back after they have healed. Show more ▾ This medication is also used to treat certain stomach and throat (esophagus) problems (such as erosive esophagitis, gastroesophageal reflux disease-GERD, Zollinger-Ellison syndrome). It works by decreasing the amount of acid your stomach makes. It relieves symptoms such as cough that doesn't go away, stomach pain, heartburn, and difficulty swallowing. Famotidine belongs to a class of drugs known as H2 blockers. This medication is also available without a prescription. It is used to prevent and treat heartburn and other symptoms caused by too much acid in the stomach (acid indigestion). If you are taking this medication for self-treatment, it is important to read the manufacturer's package instructions carefully so you know when to consult your doctor or pharmacist. A competitive histamine H2-receptor antagonist. Its main pharmacodynamic effect is the inhibition of gastric secretion. In 2024, this provider wrote 36 Medicare prescriptions for Famotidine, about 67% of the volume of the typical California prescriber of this medication (53.9). Medicare paid an average of $10.33 per fill, versus $12.66 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 79 30-Day Fills standardized to 30-day supplies 2,342 Days of Medication total across all patients in 2024 | |||
| Gabapentin | 34 | $20.35 | ▼ Less than typical |
About Gabapentin: Gabapentin is used with other medications to prevent and control seizures. Show more ▾ It is also used to relieve nerve pain following shingles (a painful rash due to herpes zoster infection) in adults. Gabapentin is known as an anticonvulsant or antiepileptic drug. A cyclohexane-gamma-aminobutyric acid derivative that is used for the treatment of PARTIAL SEIZURES; NEURALGIA; and RESTLESS LEGS SYNDROME. In 2024, this provider wrote 34 Medicare prescriptions for Gabapentin, about half the volume of the typical California prescriber of this medication (80.2). Medicare paid an average of $20.35 per fill, versus $15.63 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 75.3 30-Day Fills standardized to 30-day supplies 2,232 Days of Medication total across all patients in 2024 | |||
| Levothyroxine Sodium | 29 | $8.68▼ below CA avg | ▼ Less than typical |
About Levothyroxine Sodium: Levothyroxine is used to treat an underactive thyroid (hypothyroidism). Show more ▾ It replaces or provides more thyroid hormone, which is normally produced by the thyroid gland. Low thyroid hormone levels can occur naturally or when the thyroid gland is injured by radiation/medications or removed by surgery. Having enough thyroid hormone is important for maintaining normal mental and physical activity. In children, having enough thyroid hormone is important for normal mental and physical development. This medication is also used to treat other types of thyroid disorders (such as thyroid cancer). This medication should not be used to treat infertility unless it is caused by low thyroid hormone levels. The major hormone derived from the thyroid gland. Thyroxine is synthesized via the iodination of tyrosines (MONOIODOTYROSINE) and the coupling of iodotyrosines (DIIODOTYROSINE) in the THYROGLOBULIN. Thyroxine is released from thyroglobulin by proteolysis and secreted into the blood. Thyroxine is peripherally deiodinated to form TRIIODOTHYRONINE which exerts a broad spectrum of stimulatory effects on cell metabolism. In 2024, this provider wrote 29 Medicare prescriptions for Levothyroxine Sodium, about a quarter of the volume of the typical California prescriber of this medication (125). Medicare paid an average of $8.68 per fill, versus $13.30 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 67 30-Day Fills standardized to 30-day supplies 2,010 Days of Medication total across all patients in 2024 | |||
| Triamcinolone Acetonide | 26 | $5.13▼ below CA avg | ▼ Less than typical |
About Triamcinolone Acetonide: This medication is used to treat a variety of skin conditions (such as eczema, dermatitis, allergies, rash). Show more ▾ Triamcinolone reduces the swelling, itching, and redness that can occur in these types of conditions. This medication is a medium- to strong-potency corticosteroid. The potency depends on the strength and the form that you use. For details on the potency of your product, ask your pharmacist. An esterified form of TRIAMCINOLONE. It is an anti-inflammatory glucocorticoid used topically in the treatment of various skin disorders. Intralesional, intramuscular, and intra-articular injections are also administered under certain conditions. In 2024, this provider wrote 26 Medicare prescriptions for Triamcinolone Acetonide, about 61% of the volume of the typical California prescriber of this medication (42.7). Medicare paid an average of $5.13 per fill, versus $10.03 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 27.7 30-Day Fills standardized to 30-day supplies 750 Days of Medication total across all patients in 2024 | |||
| Morphine Sulfate ErMorphine Sulfate | 24 | $37.87 | ▼ Less than typical |
About Morphine Sulfate Er: This medication is used to help relieve severe ongoing pain (such as due to cancer). Show more ▾ Morphine belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain. The higher strengths of this drug (100 milligrams or more per tablet) should be used only if you have been regularly taking moderate to large amounts of opioid pain medications. These strengths may cause overdose (even death) if taken by a person who has not been regularly taking opioids. Do not use the extended-release form of morphine to relieve pain that is mild or that will go away in a few days. This medication is not for occasional ("as needed") use. The principal alkaloid in opium and the prototype opiate analgesic and narcotic. Morphine has widespread effects in the central nervous system and on smooth muscle. In 2024, this provider wrote 24 Medicare prescriptions for Morphine Sulfate Er, about 62% of the volume of the typical California prescriber of this medication (39). Medicare paid an average of $37.87 per fill, versus $33.95 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 24 30-Day Fills standardized to 30-day supplies 720 Days of Medication total across all patients in 2024 | |||
| Tamsulosin Hcl | 24 | $14.34▼ below CA avg | ▼ Less than typical |
About Tamsulosin Hcl: Tamsulosin is used by men to treat the symptoms of an enlarged prostate (benign prostatic hyperplasia-BPH). Show more ▾ It does not shrink the prostate, but it works by relaxing the muscles in the prostate and the bladder. This helps to relieve symptoms of BPH such as difficulty in beginning the flow of urine, weak stream, and the need to urinate often or urgently (including during the middle of the night). Tamsulosin belongs to a class of drugs known as alpha blockers. Do not use this medication to treat high blood pressure. A sulfonamide derivative and adrenergic alpha-1 receptor antagonist that is used to relieve symptoms of urinary obstruction caused by BENIGN PROSTATIC HYPERPLASIA. In 2024, this provider wrote 24 Medicare prescriptions for Tamsulosin Hcl, about a third of the volume of the typical California prescriber of this medication (84.5). Medicare paid an average of $14.34 per fill, versus $15.02 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 66 30-Day Fills standardized to 30-day supplies 1,980 Days of Medication total across all patients in 2024 | |||
| Diclofenac Sodium | 23 | $21.08▼ below CA avg | ▼ Less than typical |
About Diclofenac Sodium: See also Warning section. Show more ▾ This medication is used to relieve joint pain from arthritis. Diclofenac belongs to a class of drugs known as nonsteroidal anti-inflammatory drugs (NSAIDs). If you are treating a chronic condition such as arthritis, ask your doctor about non-drug treatments and/or using other medications to treat your pain. A non-steroidal anti-inflammatory agent (NSAID) with antipyretic and analgesic actions. It is primarily available as the sodium salt. In 2024, this provider wrote 23 Medicare prescriptions for Diclofenac Sodium, about half the volume of the typical California prescriber of this medication (47.2). Medicare paid an average of $21.08 per fill, versus $107.23 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 25 30-Day Fills standardized to 30-day supplies 353 Days of Medication total across all patients in 2024 | |||
| Finasteride | 22 | $7.07▼ below CA avg | ▼ Less than typical |
About Finasteride: Finasteride is used to shrink an enlarged prostate (benign prostatic hyperplasia or BPH) in adult men. Show more ▾ It may be used alone or taken in combination with other medications to reduce symptoms of BPH and may also reduce the need for surgery. Finasteride may improve symptoms of BPH and provide benefits such as decreased urge to urinate, better urine flow with less straining, less of a feeling that the bladder is not completely emptied, and decreased nighttime urination. This medication works by decreasing the amount of a natural body hormone (DHT) that causes growth of the prostate. Finasteride is not approved for prevention of prostate cancer. It may slightly increase the risk of developing a very serious form of prostate cancer. Talk to your doctor about the benefits and risks. Women and children should not use this medication. An orally active 3-OXO-5-ALPHA-STEROID 4-DEHYDROGENASE inhibitor. It is used as a surgical alternative for treatment of benign PROSTATIC HYPERPLASIA. In 2024, this provider wrote 22 Medicare prescriptions for Finasteride, about a third of the volume of the typical California prescriber of this medication (55.9). Medicare paid an average of $7.07 per fill, versus $13.71 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 38 30-Day Fills standardized to 30-day supplies 1,112 Days of Medication total across all patients in 2024 | |||
| Mirtazapine | 21 | $11.87▼ below CA avg | ▼ Less than typical |
About Mirtazapine: This medication is used to treat depression. Show more ▾ Mirtazapine works by helping to restore the balance of certain natural substances in the brain. A piperazinoazepine tetracyclic compound that enhances the release of NOREPINEPHRINE and SEROTONIN through blockage of presynaptic ALPHA-2 ADRENERGIC RECEPTORS. It also blocks both 5-HT2 and 5-HT3 serotonin receptors and is a potent HISTAMINE H1 RECEPTOR antagonist. It is used for the treatment of depression, and may also be useful for the treatment of anxiety disorders. In 2024, this provider wrote 21 Medicare prescriptions for Mirtazapine, about half the volume of the typical California prescriber of this medication (40.3). Medicare paid an average of $11.87 per fill, versus $19.05 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 37 30-Day Fills standardized to 30-day supplies 1,084 Days of Medication total across all patients in 2024 | |||
| Lisinopril | 19 | $8.62 | ▼ Less than typical |
About Lisinopril: Lisinopril is used to treat high blood pressure. Show more ▾ Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. It is also used to treat heart failure and to improve survival after a heart attack. Lisinopril belongs to a class of drugs known as ACE inhibitors. It works by relaxing blood vessels so blood can flow more easily. One of the ANGIOTENSIN-CONVERTING ENZYME INHIBITORS (ACE inhibitors), orally active, that has been used in the treatment of hypertension and congestive heart failure. In 2024, this provider wrote 19 Medicare prescriptions for Lisinopril, about 19% of the volume of the typical California prescriber of this medication (97.6). Medicare paid an average of $8.62 per fill, versus $8.30 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 55 30-Day Fills standardized to 30-day supplies 1,650 Days of Medication total across all patients in 2024 | |||
| Rosuvastatin Calcium | 14 | $36.14 | ▼ Less than typical |
About Rosuvastatin Calcium: Rosuvastatin is used along with a proper diet to help lower "bad" cholesterol and fats (such as LDL, triglycerides) and raise "good" cholesterol (HDL) in the blood. Show more ▾ It belongs to a group of drugs known as "statins." It works by reducing the amount of cholesterol made by the liver. Lowering "bad" cholesterol and triglycerides and raising "good" cholesterol decreases the risk of heart disease and helps to prevent strokes and heart attacks. In addition to eating a proper diet (such as a low cholesterol/low-fat diet), other lifestyle changes that may help this medication work better include exercising, losing weight if overweight, and stopping smoking. Talk with your doctor for more details. A HYDROXYMETHYLGLUTARYL-COA-REDUCTASE INHIBITOR, or statin, that reduces the plasma concentrations of LDL-CHOLESTEROL; APOLIPOPROTEIN B, and TRIGLYCERIDES while increasing HDL-CHOLESTEROL levels in patients with HYPERCHOLESTEROLEMIA and those at risk for CARDIOVASCULAR DISEASES. In 2024, this provider wrote 14 Medicare prescriptions for Rosuvastatin Calcium, about 14% of the volume of the typical California prescriber of this medication (101.3). Medicare paid an average of $36.14 per fill, versus $15.64 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 42 30-Day Fills standardized to 30-day supplies 1,260 Days of Medication total across all patients in 2024 | |||
| JardianceEmpagliflozin | 14 | $1,013.75 | ▼ Less than typical |
About Jardiance: Empagliflozin is used with a proper diet and exercise program to control high blood sugar in people with type 2 diabetes. Show more ▾ Controlling high blood sugar helps prevent kidney damage, blindness, nerve problems, loss of limbs, and sexual function problems. Empagliflozin is also used in patients with type 2 diabetes and heart disease to lower the risk of death from heart attack or stroke. Empagliflozin works by increasing the removal of sugar by your kidneys. Empagliflozin is also used to treat heart failure and kidney disease. It helps to lower the risk of death from heart disease and reduces the need of going to a hospital to treat heart failure or kidney disease. It also helps to lower the risk of dialysis in people with kidney disease. Empagliflozin works by increasing the removal of sodium by your kidneys. In 2024, this provider wrote 14 Medicare prescriptions for Jardiance, about a quarter of the volume of the typical California prescriber of this medication (57.6). Medicare paid an average of $1,013.75 per fill, versus $933.82 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 26 30-Day Fills standardized to 30-day supplies 776 Days of Medication total across all patients in 2024 | |||
| Alendronate Sodium | 14 | $3.33▼ below CA avg | ▼ Less than typical |
About Alendronate Sodium: Alendronate is used to prevent and treat certain types of bone loss (osteoporosis) in adults. Show more ▾ Osteoporosis causes bones to become thinner and break more easily. Your chance of developing osteoporosis increases as you age, after menopause, or if you are taking corticosteroid medications (such as prednisone) for a long time. This medication works by slowing bone loss. This effect helps maintain strong bones and reduce the risk of broken bones (fractures). Alendronate belongs to a class of drugs called bisphosphonates. A nonhormonal medication for the treatment of postmenopausal osteoporosis in women. This drug builds healthy bone, restoring some of the bone loss as a result of osteoporosis. In 2024, this provider wrote 14 Medicare prescriptions for Alendronate Sodium, about a quarter of the volume of the typical California prescriber of this medication (61). Medicare paid an average of $3.33 per fill, versus $9.65 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 39.2 30-Day Fills standardized to 30-day supplies 1,176 Days of Medication total across all patients in 2024 | |||
| Ibuprofen | 14 | $7.15 | ▼ Less than typical |
About Ibuprofen: Ibuprofen is used to relieve pain from various conditions such as headache, dental pain, menstrual cramps, muscle aches, or arthritis. Show more ▾ It is also used to reduce fever and to relieve minor aches and pain due to the common cold or flu. Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID). It works by blocking your body's production of certain natural substances that cause inflammation. This effect helps to decrease swelling, pain, or fever. If you are treating a chronic condition such as arthritis, ask your doctor about non-drug treatments and/or using other medications to treat your pain. See also Warning section. Check the ingredients on the label even if you have used the product before. The manufacturer may have changed the ingredients. Also, products with similar names may contain different ingredients meant for different purposes. Taking the wrong product could harm you. A non-steroidal anti-inflammatory agent with analgesic, antipyretic, and anti-inflammatory properties In 2024, this provider wrote 14 Medicare prescriptions for Ibuprofen, about a third of the volume of the typical California prescriber of this medication (41.9). Medicare paid an average of $7.15 per fill, versus $6.71 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 18 30-Day Fills standardized to 30-day supplies 490 Days of Medication total across all patients in 2024 | |||
| Glipizide | 13 | $5.86▼ below CA avg | ▼ Less than typical |
About Glipizide: Glipizide is used with a proper diet and exercise program to control high blood sugar in people with type 2 diabetes. Show more ▾ It may also be used with other diabetes medications. Controlling high blood sugar helps prevent kidney damage, blindness, nerve problems, loss of limbs, and sexual function problems. Proper control of diabetes may also lessen your risk of a heart attack or stroke. Glipizide belongs to the class of drugs known as sulfonylureas. It lowers blood sugar by causing the release of your body's natural insulin. An oral hypoglycemic agent which is rapidly absorbed and completely metabolized. In 2024, this provider wrote 13 Medicare prescriptions for Glipizide, about a quarter of the volume of the typical California prescriber of this medication (49.1). Medicare paid an average of $5.86 per fill, versus $10.86 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 39 30-Day Fills standardized to 30-day supplies 1,170 Days of Medication total across all patients in 2024 | |||
| Carvedilol | 13 | $2.46▼ below CA avg | ▼ Less than typical |
About Carvedilol: Carvedilol is used to treat high blood pressure and heart failure. Show more ▾ It is also used after a heart attack to improve the chance of survival if your heart is not pumping well. Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. This drug works by blocking the action of certain natural substances in your body, such as epinephrine, on the heart and blood vessels. This effect lowers your heart rate, blood pressure, and strain on your heart. Carvedilol belongs to a class of drugs known as alpha and beta blockers. A carbazole and propanol derivative that acts as a non-cardioselective beta blocker and vasodilator. It has blocking activity for ALPHA 1 ADRENERGIC RECEPTORS and, at higher doses, may function as a blocker of CALCIUM CHANNELS; it also has antioxidant properties. Carvedilol is used in the treatment of HYPERTENSION; ANGINA PECTORIS; and HEART FAILURE. It can also reduce the risk of death following MYOCARDIAL INFARCTION. In 2024, this provider wrote 13 Medicare prescriptions for Carvedilol, about a quarter of the volume of the typical California prescriber of this medication (56.5). Medicare paid an average of $2.46 per fill, versus $8.98 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 31.5 30-Day Fills standardized to 30-day supplies 945 Days of Medication total across all patients in 2024 | |||
| Atenolol | 13 | $5.65▼ below CA avg | ▼ Less than typical |
About Atenolol: Atenolol is used with or without other medications to treat high blood pressure (hypertension). Show more ▾ Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. This medication is also used to treat chest pain (angina) and to improve survival after a heart attack. Atenolol belongs to a class of drugs known as beta blockers. It works by blocking the action of certain natural chemicals in your body, such as epinephrine, on the heart and blood vessels. This effect lowers the heart rate, blood pressure, and strain on the heart. A cardioselective beta-1 adrenergic blocker possessing properties and potency similar to PROPRANOLOL, but without a negative inotropic effect. In 2024, this provider wrote 13 Medicare prescriptions for Atenolol, about a quarter of the volume of the typical California prescriber of this medication (49.7). Medicare paid an average of $5.65 per fill, versus $9.20 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 13 30-Day Fills standardized to 30-day supplies 364 Days of Medication total across all patients in 2024 | |||
| Lidocaine | 12 | $179.33 | ▼ Less than typical |
About Lidocaine: This product is used to help reduce itching and pain from certain skin conditions (such as scrapes, minor skin irritations, insect bites). Show more ▾ It may also be used to help relieve nerve pain after shingles (infection with herpes zoster virus). Lidocaine belongs to a class of drugs known as local anesthetics. It works by causing a temporary loss of feeling in the area where you apply the patch. A local anesthetic and cardiac depressant used as an antiarrhythmia agent. Its actions are more intense and its effects more prolonged than those of PROCAINE but its duration of action is shorter than that of BUPIVACAINE or PRILOCAINE. In 2024, this provider wrote 12 Medicare prescriptions for Lidocaine, about a third of the volume of the typical California prescriber of this medication (37.5). Medicare paid an average of $179.33 per fill, versus $98.50 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 22 30-Day Fills standardized to 30-day supplies 660 Days of Medication total across all patients in 2024 | |||
| Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog | 12 | $296.21▼ below CA avg | ▼ Less than typical |
About Basaglar Kwikpen U-100: Insulin glargine is used with a proper diet and exercise program to control high blood sugar in people with diabetes. Show more ▾ Controlling high blood sugar helps prevent kidney damage, blindness, nerve problems, loss of limbs, and sexual function problems. Proper control of diabetes may also lessen your risk of a heart attack or stroke. Insulin glargine is a man-made product that is similar to human insulin. It replaces the insulin that your body would normally make. It acts longer than regular insulin, providing a low, steady level of insulin. It works by helping blood sugar (glucose) get into cells so your body can use it for energy. Insulin glargine may be used with a shorter-acting insulin product. It may also be used alone or with other diabetes drugs. This monograph is about the following insulin glargine products: insulin glargine, insulin glargine-aglr, and insulin glargine-yfgn. In 2024, this provider wrote 12 Medicare prescriptions for Basaglar Kwikpen U-100, about a third of the volume of the typical California prescriber of this medication (30.3). Medicare paid an average of $296.21 per fill, versus $331.31 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 24.9 30-Day Fills standardized to 30-day supplies 746 Days of Medication total across all patients in 2024 | |||
| Lorazepam | 11 | $5.56▼ below CA avg | ▼ Less than typical |
About Lorazepam: This medication is used to treat anxiety. Show more ▾ Lorazepam belongs to a class of drugs known as benzodiazepines which act on the brain and nerves (central nervous system) to produce a calming effect. This drug works by enhancing the effects of a certain natural chemical in the body (GABA). A benzodiazepine used as an anti-anxiety agent with few side effects. It also has hypnotic, anticonvulsant, and considerable sedative properties and has been proposed as a preanesthetic agent. In 2024, this provider wrote 11 Medicare prescriptions for Lorazepam, about a quarter of the volume of the typical California prescriber of this medication (43.1). Medicare paid an average of $5.56 per fill, versus $6.52 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the CA average for this medication. 11 30-Day Fills standardized to 30-day supplies 330 Days of Medication total across all patients in 2024 | |||
| Methadone Hcl | 11 | $21.14 | ▼ Less than typical |
About Methadone Hcl: This medication is used to treat severe ongoing pain (such as due to cancer). Show more ▾ Methadone belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain. Do not use this medication to relieve pain that is mild or that will go away in a few days (such as pain from surgery). This medication is not for occasional ("as needed") use. This medication is also used to treat opioid use disorder as part of an approved treatment program. It helps prevent withdrawal symptoms caused by stopping other opioids. A synthetic opioid that is used as the hydrochloride. It is an opioid analgesic that is primarily a mu-opioid agonist. It has actions and uses similar to those of MORPHINE. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1082-3) In 2024, this provider wrote 11 Medicare prescriptions for Methadone Hcl, about a third of the volume of the typical California prescriber of this medication (29.6). Medicare paid an average of $21.14 per fill, versus $20.07 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 11 30-Day Fills standardized to 30-day supplies 323 Days of Medication total across all patients in 2024 | |||
| Albuterol Sulfate HfaAlbuterol Sulfate | 11 | $33.94 | ▼ Less than typical |
About Albuterol Sulfate Hfa: Albuterol (also known as salbutamol) is used to prevent and treat wheezing and shortness of breath caused by breathing problems (such as asthma, chronic obstructive pulmonary disease). Show more ▾ It is also used to prevent asthma brought on by exercise. It is a quick-relief drug. Albuterol belongs to a class of drugs known as bronchodilators. It works by relaxing the muscles around the airways so that they open up and you can breathe more easily. Controlling symptoms of breathing problems can decrease time lost from work or school. A short-acting beta-2 adrenergic agonist that is primarily used as a bronchodilator agent to treat ASTHMA. Albuterol is prepared as a racemic mixture of R(-) and S(+) stereoisomers. The stereospecific preparation of R(-) isomer of albuterol is referred to as levalbuterol. In 2024, this provider wrote 11 Medicare prescriptions for Albuterol Sulfate Hfa, about 19% of the volume of the typical California prescriber of this medication (57.9). Medicare paid an average of $33.94 per fill, versus $28.70 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 12.4 30-Day Fills standardized to 30-day supplies 308 Days of Medication total across all patients in 2024 | |||
About this data. The prescription history for LYDIA CHE LEUNG M.D. is compiled from the Centers for Medicare & Medicaid Services (CMS) Medicare Part D Prescriber Public Use File for calendar year 2024, the most recent federal release. Figures cover prescriptions filled for Medicare Part D beneficiaries only; prescriptions under private insurance, Medicaid, or self-pay plans are not included. Because prescribing decisions are generally consistent across coverage types, this record offers a useful view of the overall Family Medicine prescribing approach at this San Francisco, CA practice.
Reading the costs. Drug costs are gross amounts paid to pharmacies under Part D, including both plan and beneficiary payments. They are not the price a patient pays at the pharmacy counter. Medications with fewer than 11 claims are excluded from the federal source data, and state comparisons use the average among CA prescribers of the same medication and form, shown only when at least five prescribers contribute. Always confirm current medications and costs directly with the provider and your plan.
About the medication summaries. Drug use descriptions come from the CMS Medicare Part D Drug Spending Dashboard (2024), and substance definitions from Medical Subject Headings (MeSH) 2026, U.S. National Library of Medicine. They are summaries that do not contain all possible information about a medication and are not individual medical advice. Ask a health care professional about any medication and your specific health needs.
