IndividualActive
Mariana Castilla
NPI 1184102980 · Clinical Social Worker · Darien, CT
Mariana Castilla is a Clinical Social Worker provider in Darien, CT (NPI 1184102980).
Provider details
- NPI number
- 1184102980
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 010269 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(67/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
38 Fairview Ave
Darien, CT 06820
Phone: (203) 536-3158
Street-level locationGet directions
Mailing address
38 Fairview Ave
Darien, CT 06820-4705
Registry dates
- Enumerated
- 2018-08-02
- Last updated
- 2018-08-02
Frequently asked questions
- What is Mariana Castilla's NPI number?
- Mariana Castilla's National Provider Identifier (NPI) is 1184102980, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariana Castilla's specialty?
- Mariana Castilla is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mariana Castilla located?
- Mariana Castilla's practice location on file with NPPES is 38 Fairview Ave, Darien, CT 06820.
- What is Mariana Castilla's phone number?
- The practice phone number listed in the NPPES registry for Mariana Castilla is (203) 536-3158.
- Is Mariana Castilla's NPI active?
- Yes — Mariana Castilla's NPI (1184102980) is active in the NPPES registry as of the last update on 2018-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.