IndividualActive
Serra Er
NPI 1659091940 · Community Health Worker · San Francisco, CA
Serra Er is a Community Health Worker provider in San Francisco, CA (NPI 1659091940).
Provider details
- NPI number
- 1659091940
- Entity type
- Individual
- Primary specialty
- Community Health WorkerOther Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
83% 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
750 33rd Ave
San Francisco, CA 94121-3428
Phone: (415) 507-2000
Street-level locationGet directions
Mailing address
750 33rd Ave
San Francisco, CA 94121-3428
Registry dates
- Enumerated
- 2022-08-29
- Last updated
- 2022-08-29
- Certified
- 2022-08-29
Frequently asked questions
- What is Serra Er's NPI number?
- Serra Er's National Provider Identifier (NPI) is 1659091940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Serra Er's specialty?
- Serra Er is listed in the NPPES registry with a primary specialty of Community Health Worker (Other Service Providers).
- Where is Serra Er located?
- Serra Er's practice location on file with NPPES is 750 33rd Ave, San Francisco, CA 94121-3428.
- What is Serra Er's phone number?
- The practice phone number listed in the NPPES registry for Serra Er is (415) 507-2000.
- Is Serra Er's NPI active?
- Yes — Serra Er's NPI (1659091940) is active in the NPPES registry as of the last update on 2022-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.