IndividualActive
James Ferguson, DO
NPI 1689625212 · Family Medicine Physician · Costa Mesa, CA
James Ferguson, DO is a Family Medicine Physician provider in Costa Mesa, CA (NPI 1689625212).
Provider details
- NPI number
- 1689625212
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- License
- 20A7415 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
2501 Harbor Blvd
Costa Mesa, CA 92626-6143
Phone: (714) 957-5000
Street-level locationGet directions
Mailing address
1600 9th Street
Sacramento, CA 95814-6414
Registry dates
- Enumerated
- 2006-05-16
- Last updated
- 2023-03-07
Frequently asked questions
- What is James Ferguson's NPI number?
- James Ferguson's National Provider Identifier (NPI) is 1689625212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Ferguson's specialty?
- James Ferguson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Ferguson located?
- James Ferguson's practice location on file with NPPES is 2501 Harbor Blvd, Costa Mesa, CA 92626-6143.
- What is James Ferguson's phone number?
- The practice phone number listed in the NPPES registry for James Ferguson is (714) 957-5000.
- Is James Ferguson's NPI active?
- Yes — James Ferguson's NPI (1689625212) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.