IndividualActive
Mary Yang, MSW
NPI 1649662644 · Clinical Social Worker · Los Angeles, CA
Mary Yang, MSW is a Clinical Social Worker provider in Los Angeles, CA (NPI 1649662644).
Provider details
- NPI number
- 1649662644
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
1520 San Pablo St
Suite 4300
Los Angeles, CA 90033-5310
Phone: (323) 442-6090
Street-level locationGet directions
Mailing address
129 S Calvados Ave
West Covina, CA 91791-2040
Registry dates
- Enumerated
- 2015-02-27
- Last updated
- 2015-02-27
Frequently asked questions
- What is Mary Yang's NPI number?
- Mary Yang's National Provider Identifier (NPI) is 1649662644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Yang's specialty?
- Mary Yang is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Yang located?
- Mary Yang's practice location on file with NPPES is 1520 San Pablo St, Los Angeles, CA 90033-5310.
- What is Mary Yang's phone number?
- The practice phone number listed in the NPPES registry for Mary Yang is (323) 442-6090.
- Is Mary Yang's NPI active?
- Yes — Mary Yang's NPI (1649662644) is active in the NPPES registry as of the last update on 2015-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.