Ernesto Gonzalez, M.D.
NPI 1689937344 · Neonatal-Perinatal Medicine Physician · San Jose, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ernesto Gonzalez, M.D. is a Neonatal-Perinatal Medicine Physician provider in San Jose, CA (NPI 1689937344).
Provider details
- NPI number
- 1689937344
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 137019 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 550 16th Street, 5th FloorUcsf, Department of Pediatrics, #734San Francisco, CA 94104-0734Phone: (415) 476-3626Fax: (415) 476-5365
Registry dates
- Enumerated
- 2012-06-19
- Last updated
- 2019-01-29
Frequently asked questions
- What is Ernesto Gonzalez's NPI number?
- Ernesto Gonzalez's National Provider Identifier (NPI) is 1689937344, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernesto Gonzalez's specialty?
- Ernesto Gonzalez is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ernesto Gonzalez located?
- Ernesto Gonzalez's practice location on file with NPPES is 2505 Samaritan Dr, San Jose, CA 95124-4006.
- What is Ernesto Gonzalez's phone number?
- The practice phone number listed in the NPPES registry for Ernesto Gonzalez is (408) 377-8100.
- Does Ernesto Gonzalez accept Medicare?
- Ernesto Gonzalez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ernesto Gonzalez's NPI active?
- Yes — Ernesto Gonzalez's NPI (1689937344) is active in the NPPES registry as of the last update on 2019-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.