Leah Hellerstein, LCSW, MPH
NPI 1629379706 · Clinical Social Worker · San Francisco, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leah Hellerstein, LCSW, MPH is a Clinical Social Worker provider in San Francisco, CA (NPI 1629379706).
Provider details
- NPI number
- 1629379706
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW, MPH
- Sex
- Female
- Sole proprietor
- No
- License
- 69921 (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
15 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
- 2010-11-05
- Last updated
- 2025-10-20
- Certified
- 2025-10-20
Frequently asked questions
- What is Leah Hellerstein's NPI number?
- Leah Hellerstein's National Provider Identifier (NPI) is 1629379706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leah Hellerstein's specialty?
- Leah Hellerstein is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Leah Hellerstein located?
- Leah Hellerstein's practice location on file with NPPES is 3234 25th St, San Francisco, CA 94110-4019.
- What is Leah Hellerstein's phone number?
- The practice phone number listed in the NPPES registry for Leah Hellerstein is (510) 504-0687.
- Does Leah Hellerstein accept Medicare?
- Leah Hellerstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leah Hellerstein's NPI active?
- Yes — Leah Hellerstein's NPI (1629379706) is active in the NPPES registry as of the last update on 2025-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.