Zachary Singer
NPI 1235302928 · Case Manager/Care Coordinator · San Diego, CA
Zachary Singer is a Case Manager/Care Coordinator provider in San Diego, CA (NPI 1235302928).
Provider details
- NPI number
- 1235302928
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
- Community Health Worker172V00000X
Other Service Providers
- Behavior Technician106S00000X
Behavioral Health & Social Service Providers
Behavioral Health & Social 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
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
Mailing address
Registry dates
- Enumerated
- 2008-04-02
- Last updated
- 2026-03-30
- Certified
- 2026-03-30
Frequently asked questions
- What is Zachary Singer's NPI number?
- Zachary Singer's National Provider Identifier (NPI) is 1235302928, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Singer's specialty?
- Zachary Singer is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Zachary Singer located?
- Zachary Singer's practice location on file with NPPES is 1660 Hotel Cir N Ste 101, San Diego, CA 92108-2801.
- What is Zachary Singer's phone number?
- The practice phone number listed in the NPPES registry for Zachary Singer is (619) 961-2120.
- Is Zachary Singer's NPI active?
- Yes — Zachary Singer's NPI (1235302928) is active in the NPPES registry as of the last update on 2026-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.