Shirin Sharma, MD
NPI 1093951238ActiveIndividual· Internal Medicine, Nephrology· San Antonio, TX
Internal Medicine, Nephrology (MD) with M Reza Mizani MD PA, practicing in San Antonio, Texas. Their prescriptions cost Medicare Part D more than their services did: $400,987 for 1,348 claims, against $144,750 paid for services in 2024. Opko Pharmaceuticals, LLC was the largest of 17 companies reporting payments in 2025, $1,959 in all, mostly food and beverage. Lists Baptist Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1093951238 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 17, 2008 |
| Last updated in NPPES | Jul 30, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | R7111 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nephrology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 403 |
|---|---|
| Services billed | 1,486 across 22 procedure codes |
| Paid by Medicare | $144,750 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,348 · 2,578 30-day fills |
|---|---|
| Patients | 240 |
| Total drug cost | $400,987 |
| Generic share | 72% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- M Reza Mizani MD PASan Antonio, TX · 28 clinicians
Hospital affiliations
- Baptist Medical CenterSan Antonio, TX
- Methodist HospitalSan Antonio, TX
- Methodist Hospital Stone OakSan Antonio, TX
Other facilities
- Usrc Central Sa (San Saba) DialysisDialysis facility · San Antonio, TX
Industry payments (Open Payments)
- 2025$1,959 · 77 payments from 17 companies
- 2024$1,491 · 68 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Opko Pharmaceuticals, LLC | $337.52 | 22 |
| Amgen Inc. | $243.82 | 9 |
| Corcept Therapeutics | $232.65 | 2 |
| Otsuka America Pharmaceutical, Inc. | $216.35 | 8 |
| Travere Therapeutics, Inc. | $173.43 | 4 |
What the 2025 payments were for
- Food and Beverage$1,959 · 77 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 168 nephrologists in San Antonio · All nephrologists in Texas