Stewart Cooper, M.D.
NPI 1780604645ActiveIndividual· Internal Medicine, Transplant Hepatology· San Francisco, CA
Internal Medicine, Transplant Hepatology (M.D.) with Sutter Bay Medical Foundation, practicing in San Francisco, California. Their prescriptions cost Medicare Part D more than their services did: $925,071 for 761 claims, against $23,643 paid for services in 2024. Janssen Biotech, Inc. reported $19.90 in payments in 2025, mostly food and beverage. Lists California Pacific Medical Center - Mission Bernal and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1780604645 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 20, 2006 |
| Last updated in NPPES | Dec 4, 2020 |
| Certified by provider | Dec 4, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Transplant Hepatology Primary | 207RT0003X | A84294 | CA |
| Internal Medicine, Gastroenterology | 207RG0100X | A84294 | CA |
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 - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 105 |
|---|---|
| Services billed | 226 across 6 procedure codes |
| Paid by Medicare | $23,643 |
Part D prescriptions in 2024
| Prescriptions (claims) | 761 · 1,248 30-day fills |
|---|---|
| Patients | 73 |
| Total drug cost | $925,071 |
| Generic share | 53% of claims |
Education and affiliations
| Graduation year | 1983 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Hospital affiliations
- California Pacific Medical Center - Mission BernalSan Francisco, CA
- California Pacific Medical Center- Van Ness CampusSan Francisco, CA
- California Pacific Medical Ctr-Davies Campus HospSan Francisco, CA
- Novato Community HospitalNovato, CA
- Peninsula Medical CenterBurlingame, CA
Industry payments (Open Payments)
- 2025$19.90 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $19.90 | 1 |
What the 2025 payments were for
- Food and Beverage$19.90 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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