Ramona Johnson, M.D.
NPI 1255623245 · Geriatric Medicine (Family Medicine) Physician · Irvine, CA
Ramona Johnson, M.D. is a Geriatric Medicine (Family Medicine) Physician provider in Irvine, CA (NPI 1255623245).
Provider details
- NPI number
- 1255623245
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Family Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G47238 (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
15 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
- 2011-05-09
- Last updated
- 2011-05-09
Frequently asked questions
- What is Ramona Johnson's NPI number?
- Ramona Johnson's National Provider Identifier (NPI) is 1255623245, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ramona Johnson's specialty?
- Ramona Johnson is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Family Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Ramona Johnson located?
- Ramona Johnson's practice location on file with NPPES is 14150 Culver Dr, Irvine, CA 92604-0315.
- What is Ramona Johnson's phone number?
- The practice phone number listed in the NPPES registry for Ramona Johnson is (949) 857-0290.
- Is Ramona Johnson's NPI active?
- Yes — Ramona Johnson's NPI (1255623245) is active in the NPPES registry as of the last update on 2011-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.