Tahir Hassan, M.D
NPI 1346228780ActiveIndividual· Internal Medicine· Madera, CA
Internal Medicine (M.D) in Madera, California, licensed in CA, with an NPI issued in January 2006. Their prescriptions cost Medicare Part D more than their services did: $373,924 for 5,130 claims, against $72,288 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 6 companies reporting payments in 2025, $661.10 in all, mostly food and beverage. Lists Madera Community Hospital as a hospital affiliation.
Overview
| NPI | 1346228780 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | Yes |
| NPI issued | Jan 5, 2006 |
| Last updated in NPPES | Aug 28, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | C51092 | 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 | 162 |
|---|---|
| Services billed | 1,110 across 6 procedure codes |
| Paid by Medicare | $72,288 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,130 · 9,511 30-day fills |
|---|---|
| Patients | 289 |
| Total drug cost | $373,924 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1991 |
|---|---|
| Medicare specialty | Internal Medicine |
Hospital affiliation
- Madera Community HospitalMadera, CA
Industry payments (Open Payments)
- 2025$661.10 · 25 payments from 6 companies
- 2024$728.02 · 26 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $554.11 | 19 |
| Novo Nordisk Inc | $39.66 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $20.41 | 1 |
| Glaxosmithkline, LLC. | $16.58 | 1 |
| Globus Medical, Inc. | $16.07 | 1 |
What the 2025 payments were for
- Food and Beverage$661.10 · 25 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 23 internal medicine physicians in Madera · All internal medicine physicians in California