Robert A. Osterhoff, M.D.
NPI 1801028907ActiveIndividual· Internal Medicine, Gastroenterology· Burlingame, CA
Internal Medicine, Gastroenterology (M.D.) in Burlingame, California, trained at Tufts University School of Medicine (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $418,110 for 944 claims, against $118,702 paid for services in 2024. Abbvie Inc. was the largest of 9 companies reporting payments in 2025, $970.25 in all, mostly food and beverage.
Overview
| NPI | 1801028907 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 22, 2009 |
| Last updated in NPPES | Jun 22, 2020 |
| Certified by provider | Jun 22, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A106502 | CA |
| Internal Medicine | 207R00000X | A106502 | 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 - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 476 |
|---|---|
| Services billed | 890 across 28 procedure codes |
| Paid by Medicare | $118,702 |
Part D prescriptions in 2024
| Prescriptions (claims) | 944 · 1,648 30-day fills |
|---|---|
| Patients | 445 |
| Total drug cost | $418,110 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Hospital affiliation
- Peninsula Medical CenterBurlingame, CA
Industry payments (Open Payments)
- 2025$970.25 · 38 payments from 9 companies
- 2024$1,250 · 44 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $512.32 | 20 |
| Lilly USA, LLC | $132.04 | 4 |
| Celltrion USA Inc. | $91.74 | 4 |
| Aimmune Therapeutics, Inc. | $75.47 | 2 |
| Pfizer Inc. | $55.62 | 3 |
What the 2025 payments were for
- Food and Beverage$970.25 · 38 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 gastroenterologists in Burlingame · All gastroenterologists in California