Hema L. Vaidya-Nathan, M.D.
NPI 1225181241ActiveIndividual· Family Medicine· Thousand Oaks, CA
Family Medicine (M.D.) in Thousand Oaks, California, licensed in CA, with an NPI issued in January 2007. Their prescriptions cost Medicare Part D more than their services did: $438,457 for 5,234 claims, against $245,422 paid for services in 2024. Boston Scientific Corporation was the largest of 4 companies reporting payments in 2025, $201.57 in all, mostly food and beverage. Lists Los Robles Hospital & Medical Center as a hospital affiliation.
Overview
| NPI | 1225181241 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 21, 2007 |
| Last updated in NPPES | Oct 15, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A33370 | 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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 231 |
|---|---|
| Services billed | 10,763 across 35 procedure codes |
| Paid by Medicare | $245,422 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,234 · 9,605 30-day fills |
|---|---|
| Patients | 222 |
| Total drug cost | $438,457 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1971 |
|---|---|
| Medicare specialty | Family Practice |
| Secondary specialties | Geriatric Medicine |
Hospital affiliation
- Los Robles Hospital & Medical CenterThousand Oaks, CA
Other facilities
- Access Tlc Home Health CareHome health agency · San Fernando, CA
- Assisted Home CareHome health agency · Mission Hills, CA
- Reliance Home Health Care, Inc.Home health agency · Glendale, CA
Industry payments (Open Payments)
- 2025$201.57 · 7 payments from 4 companies
- 2024$46.04 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $95.20 | 1 |
| Amgen Inc. | $38.36 | 2 |
| Novo Nordisk Inc | $35.85 | 2 |
| Pfizer Inc. | $32.16 | 2 |
What the 2025 payments were for
- Food and Beverage$201.57 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 56 family medicine physicians in Thousand Oaks · All family medicine physicians in California