James Day, MD
NPI 1861445249 · Diagnostic Radiology Physician · Santa Barbara, CA
James Day, MD is a Diagnostic Radiology Physician provider in Santa Barbara, CA (NPI 1861445249).
Provider details
- NPI number
- 1861445249
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C41207 (CA)
Specialties & taxonomies
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
- 2006-05-18
- Last updated
- 2014-04-08
Frequently asked questions
- What is James Day's NPI number?
- James Day's National Provider Identifier (NPI) is 1861445249, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Day's specialty?
- James Day is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is James Day located?
- James Day's practice location on file with NPPES is 2320 Bath St, Santa Barbara, CA 93105-4339.
- What is James Day's phone number?
- The practice phone number listed in the NPPES registry for James Day is (805) 682-7984.
- Is James Day's NPI active?
- Yes — James Day's NPI (1861445249) is active in the NPPES registry as of the last update on 2014-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.