JAMES R. AMPIL M.D.
Prescription History 1831131721
Internal Medicine in Dallas, TX
What does Dr. Ampil prescribe?
In 2024, Dr. Ampil wrote 1,199 Medicare prescriptions for 53 medications. The most prescribed was Levothyroxine Sodium, with 89 prescriptions for 15 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. Ampil prescribes.
Medications 53 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 Texas prescribers.
What it is used for
Levothyroxine is used to treat an underactive thyroid (hypothyroidism).
Compared with Texas prescribers
Dr. Ampil wrote 89 prescriptions for Levothyroxine Sodium, about half as often as the typical Texas prescriber of it (150). Medicare paid $8.59 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
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 Texas prescribers
Dr. Ampil wrote 88 prescriptions for Rosuvastatin Calcium, about 72% as often as the typical Texas prescriber of it (122). Medicare paid $12.22 per fill, versus $13.19 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 Texas prescribers
Dr. Ampil wrote 60 prescriptions for Atorvastatin Calcium, about 33% as often as the typical Texas prescriber of it (180). Medicare paid $11.79 per fill, versus $9.48 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 Texas prescribers
Dr. Ampil wrote 54 prescriptions for Metoprolol Succinate, about half as often as the typical Texas prescriber of it (101). Medicare paid $15.49 per fill, versus $14.00 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
Pantoprazole is used to treat certain stomach and esophagus problems (such as acid reflux).
Compared with Texas prescribers
Dr. Ampil wrote 43 prescriptions for Pantoprazole Sodium, about half as often as the typical Texas prescriber of it (81). Medicare paid $16.91 per fill, versus $11.71 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
Amlodipine is used with or without other medications to treat high blood pressure.
Compared with Texas prescribers
Dr. Ampil wrote 40 prescriptions for Amlodipine Besylate, about 30% as often as the typical Texas prescriber of it (133). Medicare paid $5.89 per fill, versus $6.07 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 depression.
Compared with Texas prescribers
Dr. Ampil wrote 39 prescriptions for Trazodone Hcl, about half as often as the typical Texas prescriber of it (67). Medicare paid $11.38 per fill, versus $8.61 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
Tamsulosin is used by men to treat the symptoms of an enlarged prostate (benign prostatic hyperplasia-BPH).
Compared with Texas prescribers
Dr. Ampil wrote 34 prescriptions for Tamsulosin Hcl, about 39% as often as the typical Texas prescriber of it (86). Medicare paid $6.80 per fill, versus $14.12 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
Alprazolam is used to treat anxiety and panic disorders.
Compared with Texas prescribers
Dr. Ampil wrote 33 prescriptions for Alprazolam, about half as often as the typical Texas prescriber of it (66). Medicare paid $5.24 per fill, versus $5.46 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
This product is used to control and prevent symptoms (such as wheezing and shortness of breath) caused by asthma and ongoing lung disease (chronic obstructive pulmonary disease-COPD, which includes chronic bronchitis and emphysema).
Compared with Texas prescribers
Dr. Ampil wrote 33 prescriptions for Trelegy Ellipta, about half as often as the typical Texas prescriber of it (56). Medicare paid $660.16 per fill, versus $860.45 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 nonsteroidal anti-inflammatory drug (NSAID), specifically a COX-2 inhibitor, which relieves pain and swelling (inflammation).
Compared with Texas prescribers
Dr. Ampil wrote 30 prescriptions for Celecoxib, about 68% as often as the typical Texas prescriber of it (44). Medicare paid $19.73 per fill, versus $26.25 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
Azithromycin is used to treat a wide variety of bacterial infections.
Compared with Texas prescribers
Dr. Ampil wrote 28 prescriptions for Azithromycin, about 70% as often as the typical Texas prescriber of it (40). Medicare paid $4.22 per fill, versus $4.63 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
Semaglutide is used with a proper diet and exercise program to control high blood sugar in people with type 2 diabetes.
Compared with Texas prescribers
Dr. Ampil wrote 27 prescriptions for Ozempic, about 40% as often as the typical Texas prescriber of it (67). Medicare paid $870.61 per fill, versus $1,293.82 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
Losartan is used to treat high blood pressure (hypertension) and to help protect the kidneys from damage due to diabetes.
Compared with Texas prescribers
Dr. Ampil wrote 26 prescriptions for Losartan Potassium, about 23% as often as the typical Texas prescriber of it (111). Medicare paid $13.55 per fill, versus $9.74 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 Texas prescribers
Dr. Ampil wrote 24 prescriptions for Valsartan, about 65% as often as the typical Texas prescriber of it (37). Medicare paid $33.39 per fill, versus $26.07 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
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 Texas prescribers
Dr. Ampil wrote 23 prescriptions for Eliquis, about 28% as often as the typical Texas prescriber of it (81). Medicare paid $825.39 per fill, versus $870.72 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
Clonazepam is used to prevent and control seizures.
Compared with Texas prescribers
Dr. Ampil wrote 21 prescriptions for Clonazepam, about half as often as the typical Texas prescriber of it (48). Medicare paid $2.53 per fill, versus $8.82 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
This medication is a mineral supplement used to treat or prevent low amounts of potassium in the blood.
Compared with Texas prescribers
Dr. Ampil wrote 21 prescriptions for Potassium Chloride, about 34% as often as the typical Texas prescriber of it (62). Medicare paid $14.50 per fill, versus $19.18 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
This medication is used to treat certain mental/mood disorders (such as depression, anxiety).
Compared with Texas prescribers
Dr. Ampil wrote 20 prescriptions for Escitalopram Oxalate, about 39% as often as the typical Texas prescriber of it (51). Medicare paid $9.05 per fill, versus $10.58 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 depression.
Compared with Texas prescribers
Dr. Ampil wrote 19 prescriptions for Desvenlafaxine Succinate Er, about 68% as often as the typical Texas prescriber of it (28). Medicare paid $43.28 per fill, versus $57.39 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
Donepezil is used to treat confusion (dementia) related to Alzheimer's disease.
Compared with Texas prescribers
Dr. Ampil wrote 19 prescriptions for Donepezil Hcl, about 27% as often as the typical Texas prescriber of it (70). Medicare paid $12.79 per fill, versus $12.48 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 variety of bacterial infections.
Compared with Texas prescribers
Dr. Ampil wrote 18 prescriptions for Ciprofloxacin Hcl, about half as often as the typical Texas prescriber of it (32). Medicare paid $2.09 per fill, versus $7.25 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 used to treat certain mental/mood disorders (such as depression, anxiety).
Compared with Texas prescribers
Dr. Ampil wrote 17 prescriptions for Duloxetine Hcl, about 32% as often as the typical Texas prescriber of it (52). Medicare paid $4.74 per fill, versus $23.99 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
This combination medication is used to relieve moderate to severe pain.
Compared with Texas prescribers
Dr. Ampil wrote 17 prescriptions for Hydrocodone-Acetaminophen, about 14% as often as the typical Texas prescriber of it (120). Medicare paid $50.18 per fill, versus $25.16 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 skin patch is used to prevent nausea and vomiting caused by motion sickness or recovery from anesthesia and surgery.
Compared with Texas prescribers
Dr. Ampil wrote 17 prescriptions for Scopolamine, about 82% as often as the typical Texas prescriber of it (21). Medicare paid $46.64 per fill, versus $97.70 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
Allopurinol is used to treat gout and certain types of kidney stones.
Compared with Texas prescribers
Dr. Ampil wrote 16 prescriptions for Allopurinol, about 34% as often as the typical Texas prescriber of it (47). Medicare paid $7.88 per fill, versus $9.68 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
See also Warning section.
Compared with Texas prescribers
Dr. Ampil wrote 16 prescriptions for Promethazine Hcl, about 70% as often as the typical Texas prescriber of it (23). Medicare paid $11.18 per fill, versus $12.35 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
Olmesartan is used to treat high blood pressure (hypertension).
Compared with Texas prescribers
Dr. Ampil wrote 15 prescriptions for Olmesartan Medoxomil, about 35% as often as the typical Texas prescriber of it (43). Medicare paid $13.56 per fill, versus $18.82 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
Evolocumab is used along with a proper diet to help lower "bad" cholesterol (LDL) in the blood.
Compared with Texas prescribers
Dr. Ampil wrote 15 prescriptions for Repatha Sureclick, about 33% as often as the typical Texas prescriber of it (45). Medicare paid $542.78 per fill, versus $872.18 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
Zolpidem is used for a short time to treat a certain sleep problem (insomnia) in adults.
Compared with Texas prescribers
Dr. Ampil wrote 15 prescriptions for Zolpidem Tartrate, about 32% as often as the typical Texas prescriber of it (47). Medicare paid $18.88 per fill, versus $7.60 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
This medication is used to treat depression.
Compared with Texas prescribers
Dr. Ampil wrote 14 prescriptions for Bupropion Xl, about 37% as often as the typical Texas prescriber of it (38). Medicare paid $24.15 per fill, versus $24.94 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
Diazepam is used to treat anxiety, alcohol withdrawal, and seizures.
Compared with Texas prescribers
Dr. Ampil wrote 14 prescriptions for Diazepam, about half as often as the typical Texas prescriber of it (27). Medicare paid $3.33 per fill, versus $6.54 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
Finasteride is used to shrink an enlarged prostate (benign prostatic hyperplasia or BPH) in adult men.
Compared with Texas prescribers
Dr. Ampil wrote 14 prescriptions for Finasteride, about 26% as often as the typical Texas prescriber of it (54). Medicare paid $21.11 per fill, versus $13.02 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 Texas prescribers
Dr. Ampil wrote 14 prescriptions for Furosemide, about 18% as often as the typical Texas prescriber of it (78). Medicare paid $4.69 per fill, versus $5.09 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
This medication is used to treat high blood pressure.
Compared with Texas prescribers
Dr. Ampil wrote 13 prescriptions for Hydrochlorothiazide, about 20% as often as the typical Texas prescriber of it (65). Medicare paid $2.57 per fill, versus $4.50 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 Texas prescribers
Dr. Ampil wrote 13 prescriptions for Jardiance, about 25% as often as the typical Texas prescriber of it (52). Medicare paid $523.03 per fill, versus $1,092.03 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
Metoprolol is used with or without other medications to treat high blood pressure (hypertension).
Compared with Texas prescribers
Dr. Ampil wrote 13 prescriptions for Metoprolol Tartrate, about 22% as often as the typical Texas prescriber of it (59). Medicare paid $16.73 per fill, versus $6.73 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
Nebivolol is used to treat high blood pressure.
Compared with Texas prescribers
Dr. Ampil wrote 13 prescriptions for Nebivolol Hcl, about half as often as the typical Texas prescriber of it (30). Medicare paid $20.81 per fill, versus $54.40 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
Carisoprodol is used short-term to treat muscle pain and discomfort.
Compared with Texas prescribers
Dr. Ampil wrote 12 prescriptions for Carisoprodol, about half as often as the typical Texas prescriber of it (24). Medicare paid $53.79 per fill, versus $12.77 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 Texas prescribers
Dr. Ampil wrote 12 prescriptions for Carvedilol, about 17% as often as the typical Texas prescriber of it (71). Medicare paid $4.02 per fill, versus $8.22 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 Texas prescribers
Dr. Ampil wrote 12 prescriptions for Diltiazem 24hr Er (Cd), about 41% as often as the typical Texas prescriber of it (29). Medicare paid $25.03 per fill, versus $27.10 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 diarrhea.
Compared with Texas prescribers
Dr. Ampil wrote 12 prescriptions for Diphenoxylate-Atropine, about half as often as the typical Texas prescriber of it (21). Medicare paid $24.45 per fill, versus $21.28 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 atrial fibrillation/flutter).
Compared with Texas prescribers
Dr. Ampil wrote 12 prescriptions for Dofetilide, about 26% as often as the typical Texas prescriber of it (47). Medicare paid $42.29 per fill, versus $169.13 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
Gabapentin is used with other medications to prevent and control seizures.
Compared with Texas prescribers
Dr. Ampil wrote 12 prescriptions for Gabapentin, about 12% as often as the typical Texas prescriber of it (96). Medicare paid $6.07 per fill, versus $15.87 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 Texas prescribers
Dr. Ampil wrote 12 prescriptions for Lisinopril, about 11% as often as the typical Texas prescriber of it (108). Medicare paid $16.65 per fill, versus $7.09 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
This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy.
Compared with Texas prescribers
Dr. Ampil wrote 12 prescriptions for Ondansetron Odt, about half as often as the typical Texas prescriber of it (28). Medicare paid $24.17 per fill, versus $13.32 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
Lisdexamfetamine is used to treat attention deficit hyperactivity disorder (ADHD) as part of a total treatment plan, including psychological, social, and other treatments.
Compared with Texas prescribers
Dr. Ampil wrote 12 prescriptions for Vyvanse, about half as often as the typical Texas prescriber of it (20). Medicare paid $364.64 per fill, versus $416.10 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 combination medication is used to treat attention deficit hyperactivity disorder - ADHD.
Compared with Texas prescribers
Dr. Ampil wrote 11 prescriptions for Dextroamphetamine-Amphetamine, about 32% as often as the typical Texas prescriber of it (34). Medicare paid $43.28 per fill, versus $33.05 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
This medication is a hormone.
Compared with Texas prescribers
Dr. Ampil wrote 11 prescriptions for Estradiol, about 28% as often as the typical Texas prescriber of it (39). Medicare paid $26.98 per fill, versus $48.80 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 Texas prescribers
Dr. Ampil wrote 11 prescriptions for Repatha Syringe, about half as often as the typical Texas prescriber of it (19). Medicare paid $550.25 per fill, versus $788.17 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
Levothyroxine is used to treat an underactive thyroid (hypothyroidism).
Compared with Texas prescribers
Dr. Ampil wrote 11 prescriptions for Synthroid, about 28% as often as the typical Texas prescriber of it (40). Medicare paid $123.27 per fill, versus $68.20 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
See also Warning section.
Compared with Texas prescribers
Dr. Ampil wrote 11 prescriptions for Tramadol Hcl, about 18% as often as the typical Texas prescriber of it (61). Medicare paid $12.43 per fill, versus $7.30 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
This medication is used to treat certain mental/mood disorders (such as depression, anxiety, panic attacks, and social anxiety disorder).
Compared with Texas prescribers
Dr. Ampil wrote 11 prescriptions for Venlafaxine Hcl Er, about 36% as often as the typical Texas prescriber of it (31). Medicare paid $12.91 per fill, versus $23.06 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. Ampil’s prescriptions
What does Dr. Ampil prescribe most?
In 2024 Medicare Part D data, Dr. Ampil's most prescribed medications were Levothyroxine Sodium (89), Rosuvastatin Calcium (88) and Atorvastatin Calcium (60).
How does Dr. Ampil's prescribing compare with other Texas prescribers?
Of the 53 medications with a state comparison, Dr. Ampil prescribes 1 about as often than the typical Texas prescriber and 52 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Ampil 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 Texas 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.
