DR. ANANTHAKUMAR THILLAINATHAN MD
Prescription History 1285900621
Internal Medicine in Stratford, CT

Active since March 29, 2012
3000 MAIN ST, STRATFORD, CT 06614(516) 582-1948 Get Directions

NPPES record last updated: July 14, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Medicare Part D Prescription History

Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for DR. ANANTHAKUMAR THILLAINATHAN MD, an active Internal Medicine specialist practicing in Stratford, CT. Our medical registry currently tracks 7 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 121 documented patient claims. Among these therapy options, the most frequently utilized medication is Amlodipine Besylate, which accounts for 29 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.

7
Medications
121
Total Claims
252
30-Day Fills
Amlodipine Besylate
Most Prescribed · 29 claims
View details
7 medications · 2023 Medicare Part D
Medicare Part D medications prescribed by DR. ANANTHAKUMAR THILLAINATHAN MD in 2023, with prescription volumes, average cost per fill, and CT state comparisons
Medication Prescriptions (2023)Rx (2023) Avg Cost per FillCost / Fill Vs. Other CT PrescribersVs. CT Avg

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 2023, this provider wrote 29 Medicare prescriptions for Amlodipine Besylate, about a quarter of the volume of the typical Connecticut prescriber of this medication (132). Medicare paid an average of $11.12 per fill, versus $8.02 statewide.

How often this provider prescribes it

This provider
29
CT average
132.0

This provider prescribes this medication less often than the average CT prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$11.12
CT average
$8.02

Gross Part D cost per fill; not the patient's out-of-pocket price.

59
30-Day Fills
standardized to 30-day supplies
1,770
Days of Medication
total across all patients in 2023

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 2023, this provider wrote 28 Medicare prescriptions for Atorvastatin Calcium, about 16% of the volume of the typical Connecticut prescriber of this medication (179). Medicare paid an average of $12.67 per fill, versus $12.96 statewide.

How often this provider prescribes it

This provider
28
CT average
179.0

This provider prescribes this medication less often than the average CT prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$12.67
CT average
$12.96

This provider's average cost per fill is below the CT average for this medication.

62
30-Day Fills
standardized to 30-day supplies
1,860
Days of Medication
total across all patients in 2023

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 2023, this provider wrote 17 Medicare prescriptions for Metformin Hcl, about a quarter of the volume of the typical Connecticut prescriber of this medication (82). Medicare paid an average of $7.48 per fill, versus $9.44 statewide.

How often this provider prescribes it

This provider
17
CT average
82.0

This provider prescribes this medication less often than the average CT prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$7.48
CT average
$9.44

This provider's average cost per fill is below the CT average for this medication.

25.5
30-Day Fills
standardized to 30-day supplies
765
Days of Medication
total across all patients in 2023

About Furosemide: Furosemide is used to reduce extra fluid in the body (edema) caused by conditions such as heart failure, liver disease, and kidney disease. Show more ▾

This can lessen symptoms such as shortness of breath and swelling in your arms, legs, and abdomen. This drug is also used to treat high blood pressure. Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Furosemide is a water pill (diuretic) that causes you to make more urine. This helps your body get rid of extra water and salt. A benzoic-sulfonamide-furan. It is a diuretic with fast onset and short duration that is used for EDEMA and chronic RENAL INSUFFICIENCY.

In 2023, this provider wrote 12 Medicare prescriptions for Furosemide, about 16% of the volume of the typical Connecticut prescriber of this medication (77). Medicare paid an average of $6.47 per fill, versus $6.80 statewide.

How often this provider prescribes it

This provider
12
CT average
77.0

This provider prescribes this medication less often than the average CT prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$6.47
CT average
$6.80

This provider's average cost per fill is below the CT average for this medication.

21
30-Day Fills
standardized to 30-day supplies
630
Days of Medication
total across all patients in 2023

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 2023, this provider wrote 12 Medicare prescriptions for Lisinopril, about 11% of the volume of the typical Connecticut prescriber of this medication (106). Medicare paid an average of $9.28 per fill, versus $7.87 statewide.

How often this provider prescribes it

This provider
12
CT average
106.0

This provider prescribes this medication less often than the average CT prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$9.28
CT average
$7.87

Gross Part D cost per fill; not the patient's out-of-pocket price.

34.5
30-Day Fills
standardized to 30-day supplies
1,035
Days of Medication
total across all patients in 2023

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 2023, this provider wrote 12 Medicare prescriptions for Pantoprazole Sodium, about 16% of the volume of the typical Connecticut prescriber of this medication (73). Medicare paid an average of $21.15 per fill, versus $19.05 statewide.

How often this provider prescribes it

This provider
12
CT average
73.0

This provider prescribes this medication less often than the average CT prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$21.15
CT average
$19.05

Gross Part D cost per fill; not the patient's out-of-pocket price.

27
30-Day Fills
standardized to 30-day supplies
810
Days of Medication
total across all patients in 2023

About Simvastatin: 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. 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 derivative of LOVASTATIN and potent competitive inhibitor of 3-hydroxy-3-methylglutaryl coenzyme A reductase (HYDROXYMETHYLGLUTARYL COA REDUCTASES), which is the rate-limiting enzyme in cholesterol biosynthesis. It may also interfere with steroid hormone production. Due to the induction of hepatic LDL RECEPTORS, it increases breakdown of LDL CHOLESTEROL.

In 2023, this provider wrote 11 Medicare prescriptions for Simvastatin, about 16% of the volume of the typical Connecticut prescriber of this medication (69). Medicare paid an average of $10.46 per fill, versus $9.34 statewide.

How often this provider prescribes it

This provider
11
CT average
69.0

This provider prescribes this medication less often than the average CT prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$10.46
CT average
$9.34

Gross Part D cost per fill; not the patient's out-of-pocket price.

23
30-Day Fills
standardized to 30-day supplies
690
Days of Medication
total across all patients in 2023
No medications match the current filters.
More than typical Typical Less than typical= prescription volume vs the average CT prescriber of the same medication; volume reflects practice size as well as clinical preference.Green cost= below the CT average cost per fill.

About this data. The prescription history for DR. ANANTHAKUMAR THILLAINATHAN MD is compiled from the Centers for Medicare & Medicaid Services (CMS) Medicare Part D Prescriber Public Use File for calendar year 2023, 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 Internal Medicine prescribing approach at this Stratford, CT 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 volume among CT prescribers of the same medication. Always confirm current medications and costs directly with the provider and your plan.