Peter Alexander Leahey, M.D.
NPI 1104143726ActiveIndividual· Internal Medicine, Infectious Disease· Portland, OR
Internal Medicine, Infectious Disease (M.D.) in Portland, Oregon, trained at Albany Medical College of Union University (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $3,914,277 for 2,328 claims, against $81,912 paid for services in 2024. Gilead Sciences, Inc. reported $143.50 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1104143726 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 21, 2010 |
| Last updated in NPPES | Feb 4, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | MD161118 | OR |
| Internal Medicine, Infectious Disease | 207RI0200X | MD60344929 | WA |
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 - Internal Medicine (OR); Practitioner - Internal Medicine (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 349 |
|---|---|
| Services billed | 1,210 across 12 procedure codes |
| Paid by Medicare | $81,912 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,328 · 5,446 30-day fills |
|---|---|
| Patients | 204 |
| Total drug cost | $3,914,277 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | Albany Medical College of Union University |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Internal Medicine |
Medical group
- Kaiser Foundation Health Plan of the NorthwestSalem, OR · 1,807 clinicians
Hospital affiliation
- Kaiser Sunnyside Medical CenterClackamas, OR
Industry payments (Open Payments)
- 2025$143.50 · 2 payments from 1 company
- 2024$94.30 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $143.50 | 2 |
What the 2025 payments were for
- Food and Beverage$143.50 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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