IndividualActive
Ellen Brennan, FNP
NPI 1376618702 · Family Nurse Practitioner · Oakland, CA
Provider details
- NPI number
- 1376618702
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 217437 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
Detailed profile(90/100 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
280 W Macarthur Blvd
Occupational Medicine
Oakland, CA 94611-5642
Phone: (510) 753-6972
Street-level locationGet directions
Mailing address
1022 Marie Ave
Martinez, CA 94553-3521
Registry dates
- Enumerated
- 2006-11-21
- Last updated
- 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.