Maria Nin, LCSW
NPI 1639538440 · Clinical Social Worker · San Juan Capistrano, CA
Enrolled with Medicare as Order and Referring Only - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Nin, LCSW is a Clinical Social Worker provider in San Juan Capistrano, CA (NPI 1639538440).
Provider details
- NPI number
- 1639538440
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- LCS16437 (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
10 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
- 2016-02-22
- Last updated
- 2024-02-28
- Certified
- 2024-02-28
Frequently asked questions
- What is Maria Nin's NPI number?
- Maria Nin's National Provider Identifier (NPI) is 1639538440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Nin's specialty?
- Maria Nin is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Maria Nin located?
- Maria Nin's practice location on file with NPPES is 30300 Camino Capistrano, San Juan Capistrano, CA 92675-1304.
- What is Maria Nin's phone number?
- The practice phone number listed in the NPPES registry for Maria Nin is (949) 240-2030.
- Does Maria Nin accept Medicare?
- Maria Nin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Nin's NPI active?
- Yes — Maria Nin's NPI (1639538440) is active in the NPPES registry as of the last update on 2024-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.