Nathan Zelinski, M.D.
NPI 1730112459 · Diagnostic Radiology Physician · Marshfield, WI
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathan Zelinski, M.D. is a Diagnostic Radiology Physician provider in Marshfield, WI (NPI 1730112459).
Provider details
- NPI number
- 1730112459
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 49618 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
1,781 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 298 | $8 |
| X-Ray of Chest, 2 Views71046 | 245 | $10 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 227 | $81 |
| Ct Scan of Chest With Contrast71260 | 168 | $50 |
| Ct Scan of Chest Without Contrast71250 | 90 | $48 |
| X-Ray of Abdomen, 1 View74018 | 73 | $8 |
| Ct Scan of Abdomen and Pelvis Without Contrast |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-08
- Last updated
- 2022-11-17
Frequently asked questions
- What is Nathan Zelinski's NPI number?
- Nathan Zelinski's National Provider Identifier (NPI) is 1730112459, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathan Zelinski's specialty?
- Nathan Zelinski is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nathan Zelinski located?
- Nathan Zelinski's practice location on file with NPPES is 1000 N Oak Ave, Marshfield, WI 54449-5703.
- What is Nathan Zelinski's phone number?
- The practice phone number listed in the NPPES registry for Nathan Zelinski is (715) 387-5511.
- Does Nathan Zelinski accept Medicare?
- Nathan Zelinski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathan Zelinski's NPI active?
- Yes — Nathan Zelinski's NPI (1730112459) 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.