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Jean Mefferd, M.D.
NPI 1629062625 · Radiation Oncology Physician · La Jolla, CA
Jean Mefferd, M.D. is a Radiation Oncology Physician provider in La Jolla, CA (NPI 1629062625).
Provider details
- NPI number
- 1629062625
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G50161 (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
9888 Genesee Ave
Department of Radiation Oncology
La Jolla, CA 92037-1276
Phone: (858) 626-6864
Fax: (760) 599-9549
Street-level locationGet directions
Mailing address
916 Sycamore Ave
Vista, CA 92081-7815
Registry dates
- Enumerated
- 2005-09-06
- Last updated
- 2008-04-09
Frequently asked questions
- What is Jean Mefferd's NPI number?
- Jean Mefferd's National Provider Identifier (NPI) is 1629062625, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jean Mefferd's specialty?
- Jean Mefferd is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Jean Mefferd located?
- Jean Mefferd's practice location on file with NPPES is 9888 Genesee Ave, La Jolla, CA 92037-1276.
- What is Jean Mefferd's phone number?
- The practice phone number listed in the NPPES registry for Jean Mefferd is (858) 626-6864.
- Is Jean Mefferd's NPI active?
- Yes — Jean Mefferd's NPI (1629062625) is active in the NPPES registry as of the last update on 2008-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.