Lewis Dudley, M.D.
NPI 1912939109 · Pediatric Radiology Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lewis Dudley, M.D. is a Pediatric Radiology Physician provider in Sacramento, CA (NPI 1912939109).
Provider details
- NPI number
- 1912939109
- Entity type
- Individual
- Primary specialty
- Pediatric Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A94986 (CA)
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
4,491 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 | 412 | $9 |
| X-Ray of Chest, 2 Views71046 | 345 | $36 |
| Screening Mammography77067 | 272 | $142 |
| Screening 3d Breast Mammography77063 | 271 | $56 |
| X-Ray of Foot, Minimum of 3 Views73630 | 167 | $36 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 164 | $38 |
| X-Ray of Knee, 4 Or More Views73564 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-07
- Last updated
- 2015-07-10
Frequently asked questions
- What is Lewis Dudley's NPI number?
- Lewis Dudley's National Provider Identifier (NPI) is 1912939109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lewis Dudley's specialty?
- Lewis Dudley is listed in the NPPES registry with a primary specialty of Pediatric Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Lewis Dudley located?
- Lewis Dudley's practice location on file with NPPES is 5151 F St, Sacramento, CA 95819-3223.
- What is Lewis Dudley's phone number?
- The practice phone number listed in the NPPES registry for Lewis Dudley is (916) 733-1925.
- Does Lewis Dudley accept Medicare?
- Lewis Dudley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lewis Dudley's NPI active?
- Yes — Lewis Dudley's NPI (1912939109) is active in the NPPES registry as of the last update on 2015-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.