Alan Williams, MD
NPI 1922118512 · Diagnostic Radiology Physician · Wausau, WI
Provider details
- NPI number
- 1922118512
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 29845 (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
2,516 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, 2 Views71046 | 631 | $33 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 440 | $39 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 155 | $40 |
| X-Ray of Abdomen, 1 View74018 | 96 | $30 |
| X-Ray of Shoulder, Minimum of 2 Views73030 | 88 | $35 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 83 | $108 |
| X-Ray of Hand, Minimum of 3 Views73130 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2007-07-08
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.