Gregory Petermann, MD
NPI 1932199940 · Diagnostic Radiology Physician · Marshfield, WI
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Petermann, MD is a Diagnostic Radiology Physician provider in Marshfield, WI (NPI 1932199940).
Provider details
- NPI number
- 1932199940
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35203 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,289 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ct Scan Head Or Brain Without Contrast70450 | 292 | $38 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 131 | $11 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 119 | $68 |
| Mri Scan of Brain Before and After Contrast70553 | 96 | $105 |
| Ct Scan of Upper Spine Without Contrast72125 | 80 | $46 |
| Mri Scan of Brain Without Contrast70551 | 70 | $68 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-21
- Last updated
- 2022-11-17
Frequently asked questions
- What is Gregory Petermann's NPI number?
- Gregory Petermann's National Provider Identifier (NPI) is 1932199940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Petermann's specialty?
- Gregory Petermann is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Petermann located?
- Gregory Petermann's practice location on file with NPPES is 1000 N Oak Ave, Marshfield, WI 54449-5703.
- What is Gregory Petermann's phone number?
- The practice phone number listed in the NPPES registry for Gregory Petermann is (715) 349-3555.
- Does Gregory Petermann accept Medicare?
- Gregory Petermann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Petermann's NPI active?
- Yes — Gregory Petermann's NPI (1932199940) is active in the NPPES registry as of the last update on 2022-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.