Dharminder Singh, M.D.
NPI 1215425855ActiveIndividual· Internal Medicine· Fremont, CA
Internal Medicine (M.D.) with Hospitalist Medicine Physicians of California Inc, practicing in Fremont, California. 477 Medicare patients in 2024, $121,783 paid; nearly all of their 231 Part D prescriptions were generic (91%). Zoll Services LLC (A/K/A Zoll Lifecor Corp) was the largest of 3 companies reporting payments in 2025, $111.91 in all, mostly food and beverage. Lists Stanford Health Care Tri-Valley and 1 other hospital as hospital affiliations.
Overview
| NPI | 1215425855 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 30, 2018 |
| Last updated in NPPES | Mar 7, 2024 |
| Certified by provider | Nov 30, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 183124 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 477 |
|---|---|
| Services billed | 1,253 across 6 procedure codes |
| Paid by Medicare | $121,783 |
Part D prescriptions in 2024
| Prescriptions (claims) | 231 · 252 30-day fills |
|---|---|
| Patients | 128 |
| Total drug cost | $11,468 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Hospitalist Medicine Physicians of California IncOceanside, CA · 123 clinicians
Hospital affiliations
- Stanford Health Care Tri-ValleyPleasanton, CA
- Washington HospitalFremont, CA
Industry payments (Open Payments)
- 2025$111.91 · 5 payments from 3 companies
- 2024$159.24 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $61.28 | 3 |
| Merck Sharp & Dohme LLC | $26.39 | 1 |
| Kestra Medical Technology Services, Inc. | $24.24 | 1 |
What the 2025 payments were for
- Food and Beverage$111.91 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 147 internal medicine physicians in Fremont · All internal medicine physicians in California