SUDHAKER H NAYAK M.D.
Prescription History 1063501021
Specialist in Whittier, CA
What does Dr. Nayak prescribe?
In 2024, Dr. Nayak wrote 7,047 Medicare prescriptions for 46 medications. The most prescribed was Eliquis (apixaban), with 843 prescriptions for 227 patients.
Medicare Part D only. These are prescriptions filled by people with Medicare drug coverage in 2024, from the CMS data released in 2026, the most recent year available. CMS does not publish medications with fewer than 11 prescriptions, so this is not a full list of what Dr. Nayak prescribes.
Medications 46 medications
Prescriptions filled under Medicare Part D in 2024. Select a medication to see what it is used for and how it compares with other California prescribers.
What it is used for
Apixaban is used to prevent serious blood clots from forming due to a certain irregular heartbeat (atrial fibrillation) or after hip/knee replacement surgery.
Compared with California prescribers
Dr. Nayak wrote 843 prescriptions for Eliquis, about 12 times as often as the typical California prescriber of it (73). Medicare paid $1,210.62 per fill, versus $923.33 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Carvedilol is used to treat high blood pressure and heart failure.
Compared with California prescribers
Dr. Nayak wrote 733 prescriptions for Carvedilol, about 13 times as often as the typical California prescriber of it (56). Medicare paid $9.14 per fill, versus $8.98 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is a beta-blocker used to treat chest pain (angina), heart failure, and high blood pressure.
Compared with California prescribers
Dr. Nayak wrote 634 prescriptions for Metoprolol Succinate, about 7.3 times as often as the typical California prescriber of it (86). Medicare paid $14.17 per fill, versus $14.23 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Amlodipine is used with or without other medications to treat high blood pressure.
Compared with California prescribers
Dr. Nayak wrote 568 prescriptions for Amlodipine Besylate, about 4 times as often as the typical California prescriber of it (141). Medicare paid $6.09 per fill, versus $7.08 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Metoprolol is used with or without other medications to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Nayak wrote 456 prescriptions for Metoprolol Tartrate, about 8 times as often as the typical California prescriber of it (57). Medicare paid $7.09 per fill, versus $7.82 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
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.
Compared with California prescribers
Dr. Nayak wrote 380 prescriptions for Atorvastatin Calcium, about 1.9 times as often as the typical California prescriber of it (202). Medicare paid $9.29 per fill, versus $10.47 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Furosemide is used to reduce extra fluid in the body (edema) caused by conditions such as heart failure, liver disease, and kidney disease.
Compared with California prescribers
Dr. Nayak wrote 379 prescriptions for Furosemide, about 5.9 times as often as the typical California prescriber of it (64). Medicare paid $6.77 per fill, versus $6.39 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Losartan is used to treat high blood pressure (hypertension) and to help protect the kidneys from damage due to diabetes.
Compared with California prescribers
Dr. Nayak wrote 294 prescriptions for Losartan Potassium, about 2.4 times as often as the typical California prescriber of it (121). Medicare paid $11.28 per fill, versus $10.35 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This product is used to treat certain types of heart failure.
Compared with California prescribers
Dr. Nayak wrote 284 prescriptions for Entresto, about 5 times as often as the typical California prescriber of it (57). Medicare paid $1,173.78 per fill, versus $1,043.51 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Clopidogrel is used to prevent heart attacks and strokes in persons with heart disease (recent heart attack), recent stroke, or blood circulation disease (peripheral vascular disease).
Compared with California prescribers
Dr. Nayak wrote 270 prescriptions for Clopidogrel, about 5.6 times as often as the typical California prescriber of it (48). Medicare paid $14.81 per fill, versus $12.42 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain types of serious (possibly fatal) irregular heartbeat (such as recurrent ventricular fibrillation/tachycardia).
Compared with California prescribers
Dr. Nayak wrote 266 prescriptions for Amiodarone Hcl, about 6.2 times as often as the typical California prescriber of it (43). Medicare paid $19.85 per fill, versus $30.86 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Lisinopril is used to treat high blood pressure.
Compared with California prescribers
Dr. Nayak wrote 204 prescriptions for Lisinopril, about 2.1 times as often as the typical California prescriber of it (98). Medicare paid $5.91 per fill, versus $8.30 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
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.
Compared with California prescribers
Dr. Nayak wrote 177 prescriptions for Rosuvastatin Calcium, about 1.7 times as often as the typical California prescriber of it (101). Medicare paid $19.85 per fill, versus $15.64 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Rivaroxaban is used to prevent blood clots from forming due to a certain irregular heartbeat (atrial fibrillation) or after hip or knee replacement surgery.
Compared with California prescribers
Dr. Nayak wrote 176 prescriptions for Xarelto, about 4.1 times as often as the typical California prescriber of it (43). Medicare paid $1,214.52 per fill, versus $952.66 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to relieve chest pain (angina) in people that have a certain heart condition (coronary artery disease).
Compared with California prescribers
Dr. Nayak wrote 139 prescriptions for Nitroglycerin, about 4.2 times as often as the typical California prescriber of it (33). Medicare paid $13.76 per fill, versus $15.75 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is a mineral supplement used to treat or prevent low amounts of potassium in the blood.
Compared with California prescribers
Dr. Nayak wrote 121 prescriptions for Potassium Chloride, about 2.5 times as often as the typical California prescriber of it (48). Medicare paid $23.04 per fill, versus $24.00 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Atenolol is used with or without other medications to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Nayak wrote 100 prescriptions for Atenolol, about 2 times as often as the typical California prescriber of it (50). Medicare paid $5.93 per fill, versus $9.20 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Ticagrelor is used along with low-dose aspirin to help prevent heart attack and stroke in people with a history of heart disease, stroke, or at increased risk for heart disease or stroke (for example, due to diabetes, history of transient ischemic attack-TIA).
Compared with California prescribers
Dr. Nayak wrote 99 prescriptions for Brilinta, about 3.3 times as often as the typical California prescriber of it (30). Medicare paid $875.06 per fill, versus $652.78 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Hydralazine is used with or without other medications to treat high blood pressure.
Compared with California prescribers
Dr. Nayak wrote 89 prescriptions for Hydralazine Hcl, about 2.1 times as often as the typical California prescriber of it (43). Medicare paid $19.62 per fill, versus $14.35 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Isosorbide mononitrate is used to prevent chest pain (angina) in patients with a certain heart condition (coronary artery disease).
Compared with California prescribers
Dr. Nayak wrote 82 prescriptions for Isosorbide Mononitrate Er, about 2.3 times as often as the typical California prescriber of it (35). Medicare paid $14.71 per fill, versus $14.01 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Digoxin is used to treat heart failure, usually along with other medications.
Compared with California prescribers
Dr. Nayak wrote 79 prescriptions for Digoxin, about 2.7 times as often as the typical California prescriber of it (29). Medicare paid $37.21 per fill, versus $22.84 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Ranolazine is used to treat a certain type of chest pain (chronic angina).
Compared with California prescribers
Dr. Nayak wrote 60 prescriptions for Ranolazine Er, about 1.5 times as often as the typical California prescriber of it (39). Medicare paid $92.33 per fill, versus $78.99 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Valsartan is used to treat high blood pressure and heart failure.
Compared with California prescribers
Dr. Nayak wrote 57 prescriptions for Valsartan, about 1.5 times as often as the typical California prescriber of it (39). Medicare paid $31.11 per fill, versus $28.57 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Benazepril is used to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Nayak wrote 56 prescriptions for Benazepril Hcl, about 1.6 times as often as the typical California prescriber of it (35). Medicare paid $12.63 per fill, versus $11.17 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat high blood pressure.
Compared with California prescribers
Dr. Nayak wrote 47 prescriptions for Hydrochlorothiazide, about 76% as often as the typical California prescriber of it (62). Medicare paid $5.89 per fill, versus $5.71 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat a serious (possibly life-threatening) type of fast heartbeat called sustained ventricular tachycardia.
Compared with California prescribers
Dr. Nayak wrote 43 prescriptions for Sotalol, about as often as the typical California prescriber of it (39). Medicare paid $30.00 per fill, versus $19.60 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Evolocumab is used along with a proper diet to help lower "bad" cholesterol (LDL) in the blood.
Compared with California prescribers
Dr. Nayak wrote 41 prescriptions for Repatha Sureclick, about 78% as often as the typical California prescriber of it (52). Medicare paid $807.22 per fill, versus $834.40 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Diltiazem is used to treat high blood pressure (hypertension) and prevent chest pain (angina).
Compared with California prescribers
Dr. Nayak wrote 37 prescriptions for Diltiazem 24hr Er (Cd), about 1.3 times as often as the typical California prescriber of it (28). Medicare paid $34.32 per fill, versus $32.58 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain types of serious (possibly fatal) irregular heartbeat (such as sustained ventricular tachycardia and paroxysmal supraventricular tachycardia).
Compared with California prescribers
Dr. Nayak wrote 34 prescriptions for Flecainide Acetate, about 74% as often as the typical California prescriber of it (46). Medicare paid $45.13 per fill, versus $42.81 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Nifedipine is used alone or in combination with other drugs to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Nayak wrote 33 prescriptions for Nifedipine Er, about as often as the typical California prescriber of it (32). Medicare paid $35.90 per fill, versus $28.64 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used for certain patients who have symptoms of low blood pressure when standing.
Compared with California prescribers
Dr. Nayak wrote 26 prescriptions for Midodrine Hcl, about as often as the typical California prescriber of it (27). Medicare paid $77.46 per fill, versus $66.72 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Olmesartan is used to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Nayak wrote 25 prescriptions for Olmesartan Medoxomil, about half as often as the typical California prescriber of it (48). Medicare paid $12.60 per fill, versus $18.88 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Ezetimibe is used along with a low cholesterol/low fat diet and exercise to help lower cholesterol in the blood.
Compared with California prescribers
Dr. Nayak wrote 23 prescriptions for Ezetimibe, about half as often as the typical California prescriber of it (51). Medicare paid $20.53 per fill, versus $26.00 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Metolazone is a "water pill" (diuretic) that increases the amount of urine you make, which causes your body to get rid of excess water.
Compared with California prescribers
Dr. Nayak wrote 23 prescriptions for Metolazone, about as often as the typical California prescriber of it (22). Medicare paid $16.72 per fill, versus $31.46 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Mupirocin is used to treat certain skin infections (such as impetigo).
Compared with California prescribers
Dr. Nayak wrote 20 prescriptions for Mupirocin, about 61% as often as the typical California prescriber of it (33). Medicare paid $6.09 per fill, versus $7.89 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Empagliflozin is used with a proper diet and exercise program to control high blood sugar in people with type 2 diabetes.
Compared with California prescribers
Dr. Nayak wrote 17 prescriptions for Jardiance, about 30% as often as the typical California prescriber of it (58). Medicare paid $946.14 per fill, versus $933.82 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Labetalol is used with or without other medications to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Nayak wrote 17 prescriptions for Labetalol Hcl, about 69% as often as the typical California prescriber of it (25). Medicare paid $54.14 per fill, versus $29.18 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Simvastatin 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.
Compared with California prescribers
Dr. Nayak wrote 16 prescriptions for Simvastatin, about 25% as often as the typical California prescriber of it (63). Medicare paid $10.04 per fill, versus $9.03 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used alone or with other medications to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Nayak wrote 15 prescriptions for Clonidine Hcl, about half as often as the typical California prescriber of it (35). Medicare paid $15.32 per fill, versus $6.25 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is a mineral supplement used to treat or prevent low amounts of potassium in the blood.
Compared with California prescribers
Dr. Nayak wrote 14 prescriptions for Klor-Con 10, about 77% as often as the typical California prescriber of it (18). Medicare paid $24.26 per fill, versus $16.96 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This drug is used to treat high blood pressure.
Compared with California prescribers
Dr. Nayak wrote 14 prescriptions for Losartan-Hydrochlorothiazide, about 36% as often as the typical California prescriber of it (39). Medicare paid $11.06 per fill, versus $13.09 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Spironolactone is used to treat high blood pressure and heart failure.
Compared with California prescribers
Dr. Nayak wrote 12 prescriptions for Spironolactone, about 32% as often as the typical California prescriber of it (37). Medicare paid $5.45 per fill, versus $10.05 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Enalapril is used to treat high blood pressure.
Compared with California prescribers
Dr. Nayak wrote 11 prescriptions for Enalapril Maleate, about half as often as the typical California prescriber of it (25). Medicare paid $8.05 per fill, versus $16.17 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Felodipine is used to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Nayak wrote 11 prescriptions for Felodipine Er, about half as often as the typical California prescriber of it (23). Medicare paid $35.57 per fill, versus $31.59 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Irbesartan is used to treat high blood pressure (hypertension) and to help protect the kidneys from damage due to diabetes.
Compared with California prescribers
Dr. Nayak wrote 11 prescriptions for Irbesartan, about 32% as often as the typical California prescriber of it (34). Medicare paid $19.59 per fill, versus $19.83 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This drug is used to treat high blood pressure.
Compared with California prescribers
Dr. Nayak wrote 11 prescriptions for Triamterene-Hydrochlorothiazid, about 41% as often as the typical California prescriber of it (27). Medicare paid $9.78 per fill, versus $9.76 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Dr. Nayak’s prescriptions
What does Dr. Nayak prescribe most?
In 2024 Medicare Part D data, Dr. Nayak's most prescribed medications were Eliquis (843), Carvedilol (733) and Metoprolol Succinate (634).
How does Dr. Nayak's prescribing compare with other California prescribers?
Of the 46 medications with a state comparison, Dr. Nayak prescribes 25 more often than the typical California prescriber, 7 about as often and 14 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Nayak prescribes?
No. It covers prescriptions filled by people with Medicare Part D drug coverage in 2024, and CMS leaves out any medication with fewer than 11 prescriptions.
About this data
This page shows one provider’s slice of public Medicare files. NPI Profile does not receive prescriptions or patient records.
| Source | What it provides here | Data year |
|---|---|---|
| CMS Medicare Part D Prescribers by Provider and Drug | Each medication, prescriptions, patients, 30-day fills, days of medication and cost. State comparisons average the California prescribers of the same medication and form, where at least five wrote it. | 2024 (released 2026, the most recent available) |
| CMS Medicare Part D Drug Spending Dashboard | What each medication is used for. | 2024 |
- Only prescriptions filled by people with Medicare Part D drug coverage are counted. Private insurance, Medicaid and cash purchases are not.
- CMS leaves out medications with fewer than 11 prescriptions and hides patient counts under 11.
- Cost per fill is what the plan and the patient paid the pharmacy together, not what you pay at the counter.
- Medication descriptions are summaries from CMS. They are not medical advice; ask a health care professional about any medication.
