JOHN PETER BRETZMAN MD
NPI 1083242564
Radiology - Diagnostic Radiology in Bismarck, ND
About John Peter Bretzman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN PETER BRETZMAN MD (NPI 1083242564) is an individual diagnostic radiology provider in Bismarck, North Dakota, licensed in North Dakota (PT22873) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with Mayo Clinic Hospital Rochester, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
John Peter Bretzman Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show John Bretzman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bismarck, ND 58504
- Reassigned Medicare billing, Minnesota and North Dakota enrollments
- 13 clinicians in this Medicare group
Rochester, MN 55905
- Reassigned Medicare billing, Minnesota enrollment
- 6,534 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mayo Clinic Hospital Rochester
Acute Care Hospitals · Rochester, MNSanford Medical Center Bismarck
Acute Care Hospitals · Bismarck, NDMckenzie County Healthcare Systems Inc
Critical Access Hospitals · Watford City, NDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 58501 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Bretzman's NPI number?
The NPI number for John Bretzman is 1083242564. It was assigned to this individual provider in the NPPES registry on March 30, 2020.
Where is John Bretzman located?
John Bretzman practices at 300 N 7th St, Bismarck, ND 58501. The listed phone number is (701) 323-6000.
What is John Bretzman's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is John Bretzman enrolled in Medicare?
Yes. John Bretzman is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Bretzman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Bretzman reassigns Medicare benefits to 2 organizations: Sanford Bismarck (Bismarck, ND) and Mayo Clinic (Rochester, MN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Bretzman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Bretzman accept?
Health plans from Blue Cross Blue Shield of North Dakota list John Bretzman as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is John Bretzman affiliated with any hospitals?
According to CMS data, John Bretzman is affiliated with Mayo Clinic Hospital Rochester, Sanford Medical Center Bismarck and Mckenzie County Healthcare Systems Inc.
When was this NPI record last updated?
The NPPES record for John Bretzman was last updated on September 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# John Peter Bretzman, MD · NPI 1083242564
Diagnostic Radiology physician in Bismarck, North Dakota. Individual provider, active in the CMS NPPES registry since March 30, 2020.
## Identity
- **NPI:** 1083242564 (Entity type: Individual)
- **Enumerated:** March 30, 2020
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** PT22873 (North Dakota)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 N 7TH ST, Bismarck, ND 58501-4439
- **Phone:** (701) 323-6000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Sanford Bismarck (NPI 1811941172, Bismarck, ND); Mayo Clinic (NPI 1114343860, Rochester, MN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** September 4, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1083242564) · Data from the CMS NPPES public registry.