SAMIR S SHAH M.D.
Prescription History 1437217841
Internal Medicine - Nephrology in San Diego, CA
What does Dr. Shah prescribe?
In 2024, Dr. Shah wrote 1,175 Medicare prescriptions for 28 medications. The most prescribed was Losartan Potassium, with 104 prescriptions for 37 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. Shah prescribes.
Medications 28 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
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. Shah wrote 104 prescriptions for Losartan Potassium, about 86% as often as the typical California prescriber of it (121). Medicare paid $13.50 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
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. Shah wrote 103 prescriptions for Furosemide, about 1.6 times as often as the typical California prescriber of it (64). Medicare paid $17.58 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
Amlodipine is used with or without other medications to treat high blood pressure.
Compared with California prescribers
Dr. Shah wrote 91 prescriptions for Amlodipine Besylate, about 64% as often as the typical California prescriber of it (141). Medicare paid $11.89 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
Sevelamer is used to lower high blood phosphorus (phosphate) levels in patients who are on dialysis due to severe kidney disease.
Compared with California prescribers
Dr. Shah wrote 76 prescriptions for Sevelamer Carbonate, about 1.5 times as often as the typical California prescriber of it (49). Medicare paid $383.54 per fill, versus $246.42 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
Calcitriol is a man-made active form of vitamin D.
Compared with California prescribers
Dr. Shah wrote 73 prescriptions for Calcitriol, about 1.5 times as often as the typical California prescriber of it (50). Medicare paid $20.86 per fill, versus $19.76 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. Shah wrote 70 prescriptions for Jardiance, about 1.2 times as often as the typical California prescriber of it (58). Medicare paid $487.04 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
Nifedipine is used alone or in combination with other drugs to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Shah wrote 70 prescriptions for Nifedipine Er, about 2.2 times as often as the typical California prescriber of it (32). Medicare paid $46.18 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
Lisinopril is used to treat high blood pressure.
Compared with California prescribers
Dr. Shah wrote 68 prescriptions for Lisinopril, about 70% as often as the typical California prescriber of it (98). Medicare paid $13.24 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
Spironolactone is used to treat high blood pressure and heart failure.
Compared with California prescribers
Dr. Shah wrote 65 prescriptions for Spironolactone, about 1.7 times as often as the typical California prescriber of it (37). Medicare paid $10.70 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
This medication is a mineral supplement used to treat or prevent low amounts of potassium in the blood.
Compared with California prescribers
Dr. Shah wrote 57 prescriptions for Potassium Chloride, about 1.2 times as often as the typical California prescriber of it (48). Medicare paid $34.61 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
Carvedilol is used to treat high blood pressure and heart failure.
Compared with California prescribers
Dr. Shah wrote 44 prescriptions for Carvedilol, about 78% as often as the typical California prescriber of it (56). Medicare paid $11.89 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 used to treat high levels of potassium in the blood.
Compared with California prescribers
Dr. Shah wrote 40 prescriptions for Lokelma, about as often as the typical California prescriber of it (35). Medicare paid $1,787.48 per fill, versus $825.11 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 California prescribers
Dr. Shah wrote 38 prescriptions for Allopurinol, about 86% as often as the typical California prescriber of it (44). Medicare paid $9.12 per fill, versus $10.39 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
Tamsulosin is used by men to treat the symptoms of an enlarged prostate (benign prostatic hyperplasia-BPH).
Compared with California prescribers
Dr. Shah wrote 27 prescriptions for Tamsulosin Hcl, about 32% as often as the typical California prescriber of it (84). Medicare paid $18.48 per fill, versus $15.02 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
This medication contains 2 amide-type local anesthetics, lidocaine and prilocaine.
Compared with California prescribers
Dr. Shah wrote 25 prescriptions for Lidocaine-Prilocaine, about as often as the typical California prescriber of it (25). Medicare paid $22.83 per fill, versus $20.14 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. Shah wrote 24 prescriptions for Atenolol, about half as often as the typical California prescriber of it (50). Medicare paid $12.78 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
Hydralazine is used with or without other medications to treat high blood pressure.
Compared with California prescribers
Dr. Shah wrote 24 prescriptions for Hydralazine Hcl, about half as often as the typical California prescriber of it (43). Medicare paid $25.33 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
This medication is used alone or with other medications to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Shah wrote 23 prescriptions for Clonidine Hcl, about 66% as often as the typical California prescriber of it (35). Medicare paid $12.31 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 used to treat minor skin infections (such as impetigo, folliculitis) or minor infections related to some skin conditions (such as eczema, psoriasis, minor burns/cuts/wounds).
Compared with California prescribers
Dr. Shah wrote 19 prescriptions for Gentamicin Sulfate, about 68% as often as the typical California prescriber of it (28). Medicare paid $31.18 per fill, versus $33.73 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
This medication is used for certain patients who have symptoms of low blood pressure when standing.
Compared with California prescribers
Dr. Shah wrote 19 prescriptions for Midodrine Hcl, about 69% as often as the typical California prescriber of it (27). Medicare paid $35.61 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
This medication is used to treat a high level of potassium in your blood.
Compared with California prescribers
Dr. Shah wrote 19 prescriptions for Sodium Polystyrene Sulfonate, about 80% as often as the typical California prescriber of it (24). Medicare paid $96.76 per fill, versus $68.52 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. Shah wrote 17 prescriptions for Clonidine, about 64% as often as the typical California prescriber of it (26). Medicare paid $114.42 per fill, versus $105.37 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
Sucroferric oxyhydroxide is used to lower high blood phosphate levels in people who are on dialysis due to severe kidney disease.
Compared with California prescribers
Dr. Shah wrote 16 prescriptions for Velphoro, about half as often as the typical California prescriber of it (33). Medicare paid $2,173.08 per fill, versus $2,826.98 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
Metoprolol is used with or without other medications to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Shah wrote 14 prescriptions for Metoprolol Tartrate, about 25% as often as the typical California prescriber of it (57). Medicare paid $13.40 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
Prednisone is used to treat conditions such as arthritis, blood disorders, breathing problems, severe allergies, skin diseases, cancer, eye problems, and immune system disorders.
Compared with California prescribers
Dr. Shah wrote 14 prescriptions for Prednisone, about 35% as often as the typical California prescriber of it (40). Medicare paid $11.46 per fill, versus $5.64 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
Finasteride is used to shrink an enlarged prostate (benign prostatic hyperplasia or BPH) in adult men.
Compared with California prescribers
Dr. Shah wrote 13 prescriptions for Finasteride, about 23% as often as the typical California prescriber of it (56). Medicare paid $15.66 per fill, versus $13.71 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 variety of bacterial infections.
Compared with California prescribers
Dr. Shah wrote 11 prescriptions for Ciprofloxacin Hcl, about 36% as often as the typical California prescriber of it (30). Medicare paid $9.44 per fill, versus $6.32 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
Terazosin is used alone or with other drugs to treat high blood pressure (hypertension).
Compared with California prescribers
Dr. Shah wrote 11 prescriptions for Terazosin Hcl, about 30% as often as the typical California prescriber of it (36). Medicare paid $48.24 per fill, versus $37.76 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. Shah’s prescriptions
What does Dr. Shah prescribe most?
In 2024 Medicare Part D data, Dr. Shah's most prescribed medications were Losartan Potassium (104), Furosemide (103) and Amlodipine Besylate (91).
How does Dr. Shah's prescribing compare with other California prescribers?
Of the 28 medications with a state comparison, Dr. Shah prescribes 5 more often than the typical California prescriber, 8 about as often and 15 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Shah 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.
