John Jacomo, MD
NPI 1083757827 · Family Medicine Physician · Fountain Valley, CA
John Jacomo, MD is a Family Medicine Physician provider in Fountain Valley, CA (NPI 1083757827).
Provider details
- NPI number
- 1083757827
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G51493 (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
19 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
- 2007-02-14
- Last updated
- 2008-09-08
Frequently asked questions
- What is John Jacomo's NPI number?
- John Jacomo's National Provider Identifier (NPI) is 1083757827, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Jacomo's specialty?
- John Jacomo is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Jacomo located?
- John Jacomo's practice location on file with NPPES is 9930 Talbert Ave, Fountain Valley, CA 92708.
- What is John Jacomo's phone number?
- The practice phone number listed in the NPPES registry for John Jacomo is (714) 964-6229.
- Is John Jacomo's NPI active?
- Yes — John Jacomo's NPI (1083757827) is active in the NPPES registry as of the last update on 2008-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.