Marvin Brown, LCSW
NPI 1538681978 · Clinical Social Worker · Brooklyn, NY
Marvin Brown, LCSW is a Clinical Social Worker provider in Brooklyn, NY (NPI 1538681978).
Provider details
- NPI number
- 1538681978
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 1070783161 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
8 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
- 2017-07-07
- Last updated
- 2026-05-18
- Certified
- 2026-05-18
Frequently asked questions
- What is Marvin Brown's NPI number?
- Marvin Brown's National Provider Identifier (NPI) is 1538681978, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marvin Brown's specialty?
- Marvin Brown is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marvin Brown located?
- Marvin Brown's practice location on file with NPPES is 26 Court St Ste 409, Brooklyn, NY 11242-1134.
- What is Marvin Brown's phone number?
- The practice phone number listed in the NPPES registry for Marvin Brown is (310) 850-6662.
- Is Marvin Brown's NPI active?
- Yes — Marvin Brown's NPI (1538681978) is active in the NPPES registry as of the last update on 2026-05-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.