Peter Ira Margolis, M.D.
NPI 1306876164ActiveIndividual· Internal Medicine· Thousand Oaks, CA
Internal Medicine (M.D.) in Thousand Oaks, California, trained at R Franklin University of Med & Sci/Chicago Medical School (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $251,707 for 3,175 claims, against $59,063 paid for services in 2024. Zoll Services LLC (A/K/A Zoll Lifecor Corp) reported $26.53 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1306876164 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 4, 2006 |
| Last updated in NPPES | Aug 28, 2023 |
| Certified by provider | Aug 27, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G40308 | 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 | 182 |
|---|---|
| Services billed | 1,189 across 17 procedure codes |
| Paid by Medicare | $59,063 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,175 · 6,906 30-day fills |
|---|---|
| Patients | 200 |
| Total drug cost | $251,707 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | R Franklin University of Med & Sci/Chicago Medical School |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Internal 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
Industry payments (Open Payments)
- 2025$26.53 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $26.53 | 1 |
What the 2025 payments were for
- Food and Beverage$26.53 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 90 internal medicine physicians in Thousand Oaks · All internal medicine physicians in California