William M. Coburn III, D.O.
NPI 1770698920ActiveIndividual· Emergency Medicine· Pasadena, CA
Emergency Medicine (D.O.) with Exer Medical Corporation and 1 other group, practicing in Pasadena, California. 461 Medicare patients in 2024, $56,381 paid; nearly all of their 396 Part D prescriptions were generic (93%). Lists Huntington Hospital as a hospital affiliation.
Overview
| NPI | 1770698920 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Aug 20, 2006 |
| Last updated in NPPES | Jun 2, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 20A6288 | 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 - Emergency Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 461 |
|---|---|
| Services billed | 717 across 40 procedure codes |
| Paid by Medicare | $56,381 |
Part D prescriptions in 2024
| Prescriptions (claims) | 396 · 410 30-day fills |
|---|---|
| Patients | 261 |
| Total drug cost | $7,142 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 1991 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical groups
- Exer Medical CorporationHighland, CA · 340 clinicians
- Hmh Emergency Medical Group, Inc.Pasadena, CA · 60 clinicians
Hospital affiliation
- Huntington HospitalPasadena, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 57 emergency medicine physicians in Pasadena · All emergency medicine physicians in California