John M. Gunselman, D.O.
NPI 1194953125ActiveIndividual· Urology· Portland, OR
Urology (D.O.) with Northwest Urology LLC, practicing in Portland, Oregon. 242 Medicare patients in 2024, $137,660 paid; nearly all of their 1,033 Part D prescriptions were generic (91%). Sumitomo Pharma America, Inc. was the largest of 10 companies reporting payments in 2025, $509.39 in all, mostly food and beverage. Lists Legacy Good Samaritan Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1194953125 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jun 29, 2009 |
| Last updated in NPPES | Feb 12, 2021 |
| Certified by provider | Feb 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | DO171400 | 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 - Urology (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 242 |
|---|---|
| Services billed | 4,606 across 75 procedure codes |
| Paid by Medicare | $137,660 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,033 · 1,655 30-day fills |
|---|---|
| Patients | 289 |
| Total drug cost | $119,792 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- Northwest Urology LLCPortland, OR · 15 clinicians
Hospital affiliations
- Legacy Good Samaritan Medical CenterPortland, OR
- Providence Newberg Medical CenterNewberg, OR
- Providence Portland Medical CenterPortland, OR
- Providence Seaside HospitalSeaside, OR
- Providence St Vincent Medical CenterPortland, OR
Industry payments (Open Payments)
- 2025$509.39 · 15 payments from 10 companies
- 2024$896.86 · 36 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sumitomo Pharma America, Inc. | $155.48 | 1 |
| Dendreon Pharmaceuticals LLC | $114.64 | 4 |
| Olympus America Inc. | $47.43 | 2 |
| Pfizer Inc. | $44.02 | 2 |
| Convatec Inc. | $31.79 | 1 |
What the 2025 payments were for
- Food and Beverage$509.39 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Urology providers in Portland
- 1538332291
- 1871837468
- 1730207713
- 1508554510
- 1467449462
- 1699752899
- 1134173032
- 1609882281
- 1154825834
- 1992809966
- 1730484544
- 1962897900