William James, MD
NPI 1043304389 · Diagnostic Radiology Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William James, MD is a Diagnostic Radiology Physician provider in Saint Louis, MO (NPI 1043304389).
Provider details
- NPI number
- 1043304389
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 104079 (MO)
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
4,429 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 of Abdomen and Pelvis With Contrast74177 | 964 | $82 |
| X-Ray of Chest, 2 Views71046 | 819 | $10 |
| Ct Scan of Chest With Contrast71260 | 777 | $50 |
| Ct Scan of Chest Without Contrast71250 | 225 | $48 |
| X-Ray of Chest, 1 View71045 | 222 | $8 |
| X-Ray of Abdomen, 1 View74018 | 190 | $8 |
| Ct Scan of Abdomen and Pelvis Without Contrast |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2025-04-17
Frequently asked questions
- What is William James's NPI number?
- William James's National Provider Identifier (NPI) is 1043304389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William James's specialty?
- William James is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is William James located?
- William James's practice location on file with NPPES is 510 S Kingshighway Blvd, Saint Louis, MO 63110-1016.
- What is William James's phone number?
- The practice phone number listed in the NPPES registry for William James is (314) 362-7200.
- Does William James accept Medicare?
- William James is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William James's NPI active?
- Yes — William James's NPI (1043304389) is active in the NPPES registry as of the last update on 2025-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.