Shashank S. Singh, MD
NPI 1396165619ActiveIndividual· Internal Medicine, Nephrology· San Antonio, TX
Internal Medicine, Nephrology (MD) with Moore County Hospital District and 1 other group, practicing in San Antonio, Texas. In 2024 Medicare paid $181,924 for 449 patients, and Part D covered 741 of their prescriptions, 83% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 5 companies reporting payments in 2025, $211.16 in all, mostly food and beverage. Lists HCA Houston Healthcare Kingwood and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1396165619 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 25, 2014 |
| Last updated in NPPES | Jun 5, 2021 |
| Certified by provider | Jun 5, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 88646 | GA |
| Internal Medicine | 207R00000X | S7960 | TX |
| Internal Medicine | 207R00000X | 307012 | LA |
| Hospitalist | 208M00000X | S7960 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Internal Medicine (GA); Practitioner - Nephrology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 449 |
|---|---|
| Services billed | 1,892 across 23 procedure codes |
| Paid by Medicare | $181,924 |
Part D prescriptions in 2024
| Prescriptions (claims) | 741 · 1,662 30-day fills |
|---|---|
| Patients | 219 |
| Total drug cost | $110,505 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Hospitalist, Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Moore County Hospital DistrictDumas, TX · 42 clinicians
- Houston Kidney Specialists Center PLLCHouston, TX · 10 clinicians
Hospital affiliations
- HCA Houston Healthcare KingwoodKingwood, TX
- Houston Methodist Willowbrook HospitalHouston, TX
- Memorial Hermann - Texas Medical CenterHouston, TX
- Memorial HospitalDumas, TX
- St Luke's Hospital at the VintageHouston, TX
Other facilities
- Davita Cyfair Dialysis CenterDialysis facility · Houston, TX
- Davita Fallbrook DialysisDialysis facility · Houston, TX
- Fkc FairfieldDialysis facility · Cypress, TX
Industry payments (Open Payments)
- 2025$211.16 · 10 payments from 5 companies
- 2024$744.03 · 19 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $71.41 | 4 |
| Novartis Pharmaceuticals Corporation | $46.10 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $40.34 | 2 |
| Ardelyx, Inc. | $27.59 | 1 |
| Otsuka Pharmaceutical Development & Commercialization, Inc. | $25.72 | 1 |
What the 2025 payments were for
- Food and Beverage$211.16 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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