Peter William Simpson, MD, MPH
NPI 1043499478ActiveIndividual· Internal Medicine, Gastroenterology· Mountain View, CA
Internal Medicine, Gastroenterology (MD, MPH) with Sutter Bay Medical Foundation, practicing in Mountain View, California. In 2024 Medicare paid $80,770 for 340 patients, and Part D covered 463 of their prescriptions, 78% of them generic. Micro-Tech Endoscopy USA, Inc. was the largest of 2 companies reporting payments in 2025, $32.67 in all, mostly food and beverage. Lists El Camino Health as a hospital affiliation.
Overview
| NPI | 1043499478 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, MPH |
| Sole proprietor | No |
| NPI issued | Nov 2, 2007 |
| Last updated in NPPES | Jan 13, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A71224 | CA |
| Internal Medicine | 207R00000X | A71224 | 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 | 340 |
|---|---|
| Services billed | 941 across 32 procedure codes |
| Paid by Medicare | $80,770 |
Part D prescriptions in 2024
| Prescriptions (claims) | 463 · 821 30-day fills |
|---|---|
| Patients | 269 |
| Total drug cost | $94,982 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Hospital affiliation
- El Camino HealthMountain View, CA
Industry payments (Open Payments)
- 2025$32.67 · 2 payments from 2 companies
- 2024$11.82 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Micro-Tech Endoscopy USA, Inc. | $19.08 | 1 |
| Conmed Corporation | $13.59 | 1 |
What the 2025 payments were for
- Food and Beverage$32.67 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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