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Thelma Fernandez, M.D.
NPI 1861505158 · Family Medicine Physician · Lancaster, CA
Thelma Fernandez, M.D. is a Family Medicine Physician provider in Lancaster, CA (NPI 1861505158).
Provider details
- NPI number
- 1861505158
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A36169 (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
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
1601 West Avenue J
Suite 101
Lancaster, CA 93534
Phone: (661) 945-2716
Fax: (661) 948-0552
Street-level locationGet directions
Mailing address
1601 West Avenue J
Lancaster, CA 93534
Registry dates
- Enumerated
- 2006-08-17
- Last updated
- 2010-09-07
Frequently asked questions
- What is Thelma Fernandez's NPI number?
- Thelma Fernandez's National Provider Identifier (NPI) is 1861505158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thelma Fernandez's specialty?
- Thelma Fernandez is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thelma Fernandez located?
- Thelma Fernandez's practice location on file with NPPES is 1601 West Avenue J, Lancaster, CA 93534.
- What is Thelma Fernandez's phone number?
- The practice phone number listed in the NPPES registry for Thelma Fernandez is (661) 945-2716.
- Is Thelma Fernandez's NPI active?
- Yes — Thelma Fernandez's NPI (1861505158) is active in the NPPES registry as of the last update on 2010-09-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.