Thomas Atkin, M.D.
NPI 1457399339 · Diagnostic Radiology Physician · Larkspur, CA
Thomas Atkin, M.D. is a Diagnostic Radiology Physician provider in Larkspur, CA (NPI 1457399339).
Provider details
- NPI number
- 1457399339
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- C-29367 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Dental Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-03
- Last updated
- 2024-01-12
Frequently asked questions
- What is Thomas Atkin's NPI number?
- Thomas Atkin's National Provider Identifier (NPI) is 1457399339, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Atkin's specialty?
- Thomas Atkin is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Atkin located?
- Thomas Atkin's practice location on file with NPPES is 634 Riviera Circle,, Larkspur, CA 94939-1514.
- What is Thomas Atkin's phone number?
- The practice phone number listed in the NPPES registry for Thomas Atkin is (415) 924-9484.
- Is Thomas Atkin's NPI active?
- Yes — Thomas Atkin's NPI (1457399339) is active in the NPPES registry as of the last update on 2024-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.