Helen Chang, LCSW
NPI 1255400842 · Clinical Social Worker · Gardena, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Helen Chang, LCSW is a Clinical Social Worker provider in Gardena, CA (NPI 1255400842).
Provider details
- NPI number
- 1255400842
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
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
19 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
- 2006-11-07
- Last updated
- 2025-11-13
- Certified
- 2025-11-13
Frequently asked questions
- What is Helen Chang's NPI number?
- Helen Chang's National Provider Identifier (NPI) is 1255400842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Helen Chang's specialty?
- Helen Chang is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Helen Chang located?
- Helen Chang's practice location on file with NPPES is 879 W 190th St Ste 720, Gardena, CA 90248-4205.
- What is Helen Chang's phone number?
- The practice phone number listed in the NPPES registry for Helen Chang is (310) 217-7312.
- Does Helen Chang accept Medicare?
- Helen Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Helen Chang's NPI active?
- Yes — Helen Chang's NPI (1255400842) is active in the NPPES registry as of the last update on 2025-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.