James Armen Macer, MD
NPI 1134129711ActiveIndividual· Obstetrics & Gynecology· Pasadena, CA
Obstetrics & Gynecology (MD) in Pasadena, California, trained at University of Southern California Keck School of Medicine (class of 1979). Their prescriptions cost Medicare Part D more than their services did: $78,251 for 662 claims, against $39,094 paid for services in 2024. Sage Therapeutics, LLC was the largest of 11 companies reporting payments in 2025, $520.69 in all, mostly food and beverage.
Overview
| NPI | 1134129711 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 26, 2005 |
| Last updated in NPPES | Jan 13, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | G42123 | 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 - Obstetrics/Gynecology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 188 |
|---|---|
| Services billed | 688 across 32 procedure codes |
| Paid by Medicare | $39,094 |
Part D prescriptions in 2024
| Prescriptions (claims) | 662 · 1,331 30-day fills |
|---|---|
| Patients | 141 |
| Total drug cost | $78,251 |
| Generic share | 65% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 1979 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Macer MedicalRolling Hills Estates, CA · 3 clinicians
Hospital affiliation
- Huntington HospitalPasadena, CA
Industry payments (Open Payments)
- 2025$520.69 · 22 payments from 11 companies
- 2024$591.06 · 26 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sage Therapeutics, LLC | $90.51 | 3 |
| Astellas Pharma US Inc | $83.71 | 3 |
| Mayne Pharma Commercial LLC | $76.84 | 4 |
| Exeltis, USA Inc. | $68.68 | 3 |
| Exact Sciences Corporation | $61.02 | 3 |
What the 2025 payments were for
- Food and Beverage$520.69 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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