Robert Charles Mackersie, MD
NPI 1831144583ActiveIndividual· Surgery· San Francisco, CA
Surgery (MD) in San Francisco, California, trained at Michigan State University College of Human Medicine (class of 1978). Mostly services rather than prescriptions: Medicare paid $8,376 for 21 patients in 2024, with only 16 Part D claims.
Overview
| NPI | 1831144583 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 23, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | A34587 | CA |
| Surgery, Surgical Critical Care | 2086S0102X | A34587 | 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 - Critical Care (Intensivists) (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 21 |
|---|---|
| Services billed | 29 across 15 procedure codes |
| Paid by Medicare | $8,376 |
Part D prescriptions in 2024
| Prescriptions (claims) | 16 · 17 30-day fills |
|---|---|
| Total drug cost | $273.11 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | Michigan State University College of Human Medicine |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Critical Care (Intensivists) |
| Secondary specialties | General Surgery |
Medical group
- University of California Sfgh Medical GroupSan Francisco, CA · 587 clinicians
Hospital affiliation
- Zuckerberg San Francisco General Hosp & Trauma CtrSan Francisco, 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 231 general surgeons in San Francisco · All general surgeons in California