Peter Simon Birnbaum, D.O. INC.
NPI 1538267042ActiveIndividual· Orthopaedic Surgery· Orange, CA
Orthopaedic Surgery (D.O. INC.) with Peter S Birnbaum D O Inc, practicing in Orange, California. 164 Medicare patients in 2024, $77,926 paid; nearly all of their 300 Part D prescriptions were generic (97%). Endo USA, Inc. reported $18.03 in payments in 2025, mostly food and beverage. Lists Ahmc Anaheim Regional Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1538267042 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. INC. |
| Sole proprietor | No |
| NPI issued | Sep 20, 2006 |
| Last updated in NPPES | Jun 9, 2026 |
| Certified by provider | Jun 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 20A7133 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hand Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 164 |
|---|---|
| Services billed | 2,977 across 76 procedure codes |
| Paid by Medicare | $77,926 |
Part D prescriptions in 2024
| Prescriptions (claims) | 300 · 312 30-day fills |
|---|---|
| Patients | 100 |
| Total drug cost | $61,033 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Hand Surgery |
| Secondary specialties | Orthopedic Surgery, Sports Medicine |
Medical group
- Peter S Birnbaum D O IncAnaheim, CA · 2 clinicians
Hospital affiliations
- Ahmc Anaheim Regional Medical CenterAnaheim, CA
- Garden Grove Hospital & Medical CenterGarden Grove, CA
- Huntington Beach HospitalHuntington Beach, CA
- Providence St. Joseph HospitalOrange, CA
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$18.03 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Endo USA, Inc. | $18.03 | 1 |
What the 2025 payments were for
- Food and Beverage$18.03 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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