Mohammed S. Ahmad, MD
NPI 1104030865ActiveIndividual· Internal Medicine, Nephrology· San Antonio, TX
Internal Medicine, Nephrology (MD) with San Antonio Kidney Disease Center Physicians Group, P.L.L.C., practicing in San Antonio, Texas. 371 Medicare patients in 2024, $158,368 paid; nearly all of their 1,073 Part D prescriptions were generic (91%). Novartis Pharmaceuticals Corporation was the largest of 6 companies reporting payments in 2025, $284.76 in all, mostly food and beverage. Lists Baptist Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1104030865 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 10, 2007 |
| Last updated in NPPES | Aug 25, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | Q2636 | TX |
| Hospitalist | 208M00000X | Q2636 | 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 | 371 |
|---|---|
| Services billed | 2,151 across 28 procedure codes |
| Paid by Medicare | $158,368 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,073 · 2,344 30-day fills |
|---|---|
| Patients | 172 |
| Total drug cost | $92,883 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- San Antonio Kidney Disease Center Physicians Group, P.L.L.C.San Antonio, TX · 33 clinicians
Hospital affiliations
- Baptist Medical CenterSan Antonio, TX
- Methodist HospitalSan Antonio, TX
- Methodist Hospital Stone OakSan Antonio, TX
Other facilities
- Davita Floyd Curl DialysisDialysis facility · San Antonio, TX
- Davita Northwest Medical Center DialysisDialysis facility · San Antonio, TX
- Kindred Hospital San AntonioLong-term care hospital · San Antonio, TX
Industry payments (Open Payments)
- 2025$284.76 · 12 payments from 6 companies
- 2024$1,055 · 45 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $94.46 | 4 |
| Bayer Healthcare Pharmaceuticals Inc. | $78.36 | 3 |
| Astrazeneca Pharmaceuticals LP | $44.55 | 2 |
| Novo Nordisk Inc | $27.46 | 1 |
| Medtronic, Inc. | $20.66 | 1 |
What the 2025 payments were for
- Food and Beverage$284.76 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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