Geraldine Lazar, RN, PHN
NPI 1518148907 · Case Management Registered Nurse · Martinez, CA
Geraldine Lazar, RN, PHN is a Case Management Registered Nurse provider in Martinez, CA (NPI 1518148907).
Provider details
- NPI number
- 1518148907
- Entity type
- Individual
- Primary specialty
- Case Management Registered NurseNursing Service Providers
- Credential
- RN, PHN
- Sex
- Female
- Sole proprietor
- No
- License
- 144886 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-11-14
- Last updated
- 2007-11-14
Frequently asked questions
- What is Geraldine Lazar's NPI number?
- Geraldine Lazar's National Provider Identifier (NPI) is 1518148907, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Geraldine Lazar's specialty?
- Geraldine Lazar is listed in the NPPES registry with a primary specialty of Case Management Registered Nurse (Nursing Service Providers).
- Where is Geraldine Lazar located?
- Geraldine Lazar's practice location on file with NPPES is 595 Center Ave, Martinez, CA 94553-4633.
- What is Geraldine Lazar's phone number?
- The practice phone number listed in the NPPES registry for Geraldine Lazar is (510) 231-8575.
- Is Geraldine Lazar's NPI active?
- Yes — Geraldine Lazar's NPI (1518148907) is active in the NPPES registry as of the last update on 2007-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.