William Mullin, MD
NPI 1891762688 · Diagnostic Radiology Physician · St Louis Park, MN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Mullin, MD is a Diagnostic Radiology Physician provider in St Louis Park, MN (NPI 1891762688).
Provider details
- NPI number
- 1891762688
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 36643 (MN)
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
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
684 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) |
|---|---|---|
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 308 | $74 |
| Mri Scan of Upper Spinal Canal Without Contrast72141 | 127 | $75 |
| Ct Scan of Lower Spine Without Contrast72131 | 58 | $49 |
| Mri Scan of Middle Spinal Canal Without Contrast72146 | 57 | $74 |
| X-Ray of Lower and Sacral Spine, Minimum of 4 Views72110 | 34 | $16 |
| Mri Scan of Lower Spinal Canal Before and After Contrast72158 | 23 | $107 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-01
- Last updated
- 2012-02-17
Frequently asked questions
- What is William Mullin's NPI number?
- William Mullin's National Provider Identifier (NPI) is 1891762688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Mullin's specialty?
- William Mullin is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Mullin located?
- William Mullin's practice location on file with NPPES is 5775 Wayzata Blvd, St Louis Park, MN 55416.
- What is William Mullin's phone number?
- The practice phone number listed in the NPPES registry for William Mullin is (952) 541-1840.
- Does William Mullin accept Medicare?
- William Mullin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Mullin's NPI active?
- Yes — William Mullin's NPI (1891762688) is active in the NPPES registry as of the last update on 2012-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.