Crystal Green
NPI 1255944997 · Clinical Social Worker · Oakland, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Crystal Green is a Clinical Social Worker provider in Oakland, CA (NPI 1255944997).
Provider details
- NPI number
- 1255944997
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 129633 (CA)
Specialties & taxonomies
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
5 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
- 2020-08-24
- Last updated
- 2025-04-14
- Certified
- 2025-04-14
Frequently asked questions
- What is Crystal Green's NPI number?
- Crystal Green's National Provider Identifier (NPI) is 1255944997, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Green's specialty?
- Crystal Green is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Crystal Green located?
- Crystal Green's practice location on file with NPPES is 616 16th St, Oakland, CA 94612-1205.
- What is Crystal Green's phone number?
- The practice phone number listed in the NPPES registry for Crystal Green is (510) 981-4100.
- Does Crystal Green accept Medicare?
- Crystal Green is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Crystal Green's NPI active?
- Yes — Crystal Green's NPI (1255944997) is active in the NPPES registry as of the last update on 2025-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.