Grae Singer, RN
NPI 1770909814 · Community Health Registered Nurse · San Francisco, CA
Grae Singer, RN is a Community Health Registered Nurse provider in San Francisco, CA (NPI 1770909814).
Provider details
- NPI number
- 1770909814
- Entity type
- Individual
- Primary specialty
- Community Health Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- No
- License
- 681814 (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
12 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
- 2014-03-13
- Last updated
- 2022-02-08
- Certified
- 2022-02-08
Frequently asked questions
- What is Grae Singer's NPI number?
- Grae Singer's National Provider Identifier (NPI) is 1770909814, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grae Singer's specialty?
- Grae Singer is listed in the NPPES registry with a primary specialty of Community Health Registered Nurse (Nursing Service Providers).
- Where is Grae Singer located?
- Grae Singer's practice location on file with NPPES is 375 Woodside Ave, San Francisco, CA 94127-1221.
- What is Grae Singer's phone number?
- The practice phone number listed in the NPPES registry for Grae Singer is (415) 753-7811.
- Is Grae Singer's NPI active?
- Yes — Grae Singer's NPI (1770909814) is active in the NPPES registry as of the last update on 2022-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.