Robert James Preston, MD
NPI 1538336581ActiveIndividual· Surgery, Trauma Surgery· Los Angeles, CA
Surgery, Trauma Surgery (MD) with Capital Hospitalist Medical Group Inc and 1 other group, practicing in Los Angeles, California. 310 Medicare patients in 2024, $46,132 paid; nearly all of their 280 Part D prescriptions were generic (94%). Lists Martin Luther King, Jr. Community Hospital as a hospital affiliation.
Overview
| NPI | 1538336581 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 9, 2008 |
| Last updated in NPPES | Mar 12, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Trauma Surgery Primary | 2086S0127X | C134885 | CA |
| Emergency Medicine | 207P00000X | 128134 | NC |
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 - Critical Care (Intensivists) (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 310 |
|---|---|
| Services billed | 379 across 21 procedure codes |
| Paid by Medicare | $46,132 |
Part D prescriptions in 2024
| Prescriptions (claims) | 280 · 286 30-day fills |
|---|---|
| Patients | 173 |
| Total drug cost | $1,815 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Critical Care (Intensivists) |
| Secondary specialties | General Surgery |
Medical groups
- Capital Hospitalist Medical Group IncLos Angeles, CA · 32 clinicians
- Vep Mlk Emergency Medical Group IncLos Angeles, CA · 18 clinicians
Hospital affiliation
- Martin Luther King, Jr. Community HospitalLos Angeles, 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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