IndividualActive
Erin Mason, LCSW
NPI 1649407727 · Clinical Social Worker · Los Angeles, CA
Erin Mason, LCSW is a Clinical Social Worker provider in Los Angeles, CA (NPI 1649407727).
Provider details
- NPI number
- 1649407727
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- LCS 25147 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
439 N Larchmont Blvd
Los Angeles, CA 90004-3043
Phone: (818) 209-7573
Fax: (323) 931-6027
Street-level locationGet directions
Mailing address
439 N Larchmont Blvd
Los Angeles, CA 90004-3043
Registry dates
- Enumerated
- 2009-06-16
- Last updated
- 2010-11-02
Frequently asked questions
- What is Erin Mason's NPI number?
- Erin Mason's National Provider Identifier (NPI) is 1649407727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Mason's specialty?
- Erin Mason is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Erin Mason located?
- Erin Mason's practice location on file with NPPES is 439 N Larchmont Blvd, Los Angeles, CA 90004-3043.
- What is Erin Mason's phone number?
- The practice phone number listed in the NPPES registry for Erin Mason is (818) 209-7573.
- Is Erin Mason's NPI active?
- Yes — Erin Mason's NPI (1649407727) is active in the NPPES registry as of the last update on 2010-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.