Forrest Robert Hamlin Sr., DO
NPI 1225558349ActiveIndividual· Hospitalist· San Jose, CA
Hospitalist (DO) in San Jose, California, trained at Michigan State University College of Osteopathic Medicine (class of 2017). In 2024 Medicare paid $59,345 for 273 patients, and Part D covered 197 of their prescriptions, 88% of them generic.
Overview
| NPI | 1225558349 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | Jun 20, 2017 |
| Last updated in NPPES | Sep 30, 2025 |
| Certified by provider | Sep 30, 2025 |
| Reactivated | May 20, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | MED-PHYS-LIC-162063 | MT |
| Internal Medicine | 207R00000X | MED-PHYS-LIC-162063 | MT |
| General Practice | 208D00000X | 17023 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
| Family Medicine | 207Q00000X | O-1860 | ID |
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 - Family Practice (ID); Practitioner - Hospitalist (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 273 |
|---|---|
| Services billed | 737 across 11 procedure codes |
| Paid by Medicare | $59,345 |
Part D prescriptions in 2024
| Prescriptions (claims) | 197 · 306 30-day fills |
|---|---|
| Patients | 70 |
| Total drug cost | $14,717 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Hospitalist |
Medical groups
- Billings Clinic Specialty Supplies and Services, LLCBillings, MT · 824 clinicians
- Utah Regional Hospitalists LLCOrem, UT · 119 clinicians
Hospital affiliation
- Billings Clinic HospitalBillings, MT
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 54 hospitalists in San Jose · All hospitalists in California