John Peter Bretzman, MD
NPI 1083242564ActiveIndividual· Radiology, Diagnostic Radiology· Bismarck, ND
Radiology, Diagnostic Radiology (MD) with Mayo Clinic and 1 other group, practicing in Bismarck, North Dakota. Part D covered 36 prescriptions written in 2024, 89% of them generic. Trisalus Life Sciences, Inc. was the largest of 2 companies reporting payments in 2025, $85.34 in all, mostly food and beverage. Lists Mayo Clinic Hospital Rochester and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1083242564 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 30, 2020 |
| Last updated in NPPES | Sep 4, 2025 |
| Certified by provider | Sep 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | PT22873 | ND |
| Internal Medicine | 207R00000X | 69553 | MN |
| Radiology, Vascular & Interventional Radiology | 2085R0204X | 69553 | MN |
| Internal Medicine | 207R00000X | 30947 | MN |
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 - Interventional Radiology (MN); Practitioner - Diagnostic Radiology (ND) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 36 · 79 30-day fills |
|---|---|
| Patients | 17 |
| Total drug cost | $4,368 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Interventional Radiology |
| Secondary specialties | Internal Medicine |
Medical groups
- Mayo ClinicRochester, MN · 4,956 clinicians
- Sanford BismarckBismarck, ND · 556 clinicians
Hospital affiliations
- Mayo Clinic Hospital RochesterRochester, MN
- McKenzie County Healthcare Systems IncWatford City, ND
- Sanford Medical Center BismarckBismarck, ND
Industry payments (Open Payments)
- 2025$85.34 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Trisalus Life Sciences, Inc. | $67.11 | 1 |
| Veryan Medical Incorporated | $18.23 | 1 |
What the 2025 payments were for
- Food and Beverage$85.34 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other diagnostic radiologists in Bismarck
- 1144480971
- 1184885543
- 1346448925
- 1427581578
- 1508032103
- 1679746218
- 1891721858
- 1922450790
- 1952964348
- 1962769059
- 1003851841
- 1053423525
All 28 diagnostic radiologists in Bismarck · All diagnostic radiologists in North Dakota