Mary Jo Mastro, LCSW
NPI 1518202936 · Clinical Social Worker · Santa Monica, CA
Mary Jo Mastro, LCSW is a Clinical Social Worker provider in Santa Monica, CA (NPI 1518202936).
Provider details
- NPI number
- 1518202936
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 25098 (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
13 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
- 2012-12-11
- Last updated
- 2012-12-11
Frequently asked questions
- What is Mary Jo Mastro's NPI number?
- Mary Jo Mastro's National Provider Identifier (NPI) is 1518202936, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Jo Mastro's specialty?
- Mary Jo Mastro is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Jo Mastro located?
- Mary Jo Mastro's practice location on file with NPPES is 610 Santa Monica Blvd Ste 222, Santa Monica, CA 90401-1611.
- What is Mary Jo Mastro's phone number?
- The practice phone number listed in the NPPES registry for Mary Jo Mastro is (310) 713-4902.
- Is Mary Jo Mastro's NPI active?
- Yes — Mary Jo Mastro's NPI (1518202936) is active in the NPPES registry as of the last update on 2012-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.