Mark H. Joyner, M.D.
NPI 1164460572ActiveIndividual· Emergency Medicine· San Pedro, CA
Emergency Medicine (M.D.) in San Pedro, California, licensed in CA, with an NPI issued in June 2006. 132 Medicare patients in 2024, $17,958 paid; nearly all of their 95 Part D prescriptions were generic (91%).
Overview
| NPI | 1164460572 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 4, 2006 |
| Last updated in NPPES | Jul 31, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | A50717 | 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 | 132 |
|---|---|
| Services billed | 253 across 12 procedure codes |
| Paid by Medicare | $17,958 |
Part D prescriptions in 2024
| Prescriptions (claims) | 95 · 95 30-day fills |
|---|---|
| Patients | 71 |
| Total drug cost | $1,468 |
| Generic share | 91% of claims |
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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