James Naughton, M.D.
NPI 1447248778 · Internal Medicine Physician · Pinole, CA
James Naughton, M.D. is a Internal Medicine Physician provider in Pinole, CA (NPI 1447248778).
Provider details
- NPI number
- 1447248778
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G26715 (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 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
- 2005-10-11
- Last updated
- 2008-08-13
Frequently asked questions
- What is James Naughton's NPI number?
- James Naughton's National Provider Identifier (NPI) is 1447248778, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Naughton's specialty?
- James Naughton is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Naughton located?
- James Naughton's practice location on file with NPPES is 2160 Appian Way, Pinole, CA 94564-2524.
- What is James Naughton's phone number?
- The practice phone number listed in the NPPES registry for James Naughton is (510) 724-9110.
- Is James Naughton's NPI active?
- Yes — James Naughton's NPI (1447248778) is active in the NPPES registry as of the last update on 2008-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.