Peter Nicholas Mahr, MD
NPI 1548312754ActiveIndividual· Family Medicine· Portland, OR
Family Medicine (MD) in Portland, Oregon, trained at Geisel School of Medicine at Dartmouth (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $264,219 for 3,503 claims, against $343.94 paid for services in 2024.
Overview
| NPI | 1548312754 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 17, 2007 |
| Last updated in NPPES | Dec 18, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MC21928 | OR |
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 - Family Practice (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 15 |
|---|---|
| Services billed | 27 across 6 procedure codes |
| Paid by Medicare | $343.94 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,503 · 5,481 30-day fills |
|---|---|
| Patients | 260 |
| Total drug cost | $264,219 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Geisel School of Medicine at Dartmouth |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Family Practice |
Medical group
- Multnomah CountyPortland, OR · 111 clinicians
Hospital affiliations
- Adventist Health PortlandPortland, OR
- Ohsu Hospital and ClinicsPortland, OR
- Providence Milwaukie HospitalMilwaukie, OR
- Providence Portland Medical CenterPortland, OR
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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