Estela Hernandez
NPI 1912064809 · Family Medicine Physician · Martinez, CA
Enrolled with Medicare as Order and Referring Only - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Estela Hernandez is a Family Medicine Physician provider in Martinez, CA (NPI 1912064809).
Provider details
- NPI number
- 1912064809
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- A70990 (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
- 2007-01-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is Estela Hernandez's NPI number?
- Estela Hernandez's National Provider Identifier (NPI) is 1912064809, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Estela Hernandez's specialty?
- Estela Hernandez is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Estela Hernandez located?
- Estela Hernandez's practice location on file with NPPES is 2500 Alhambra Ave, Martinez, CA 94553-3156.
- What is Estela Hernandez's phone number?
- The practice phone number listed in the NPPES registry for Estela Hernandez is (925) 370-5110.
- Does Estela Hernandez accept Medicare?
- Estela Hernandez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Estela Hernandez's NPI active?
- Yes — Estela Hernandez's NPI (1912064809) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.