IndividualActive
Chaya Mermerstein
NPI 1578351763 · Clinical Social Worker · Brooklyn, NY
Chaya Mermerstein is a Clinical Social Worker provider in Brooklyn, NY (NPI 1578351763).
Provider details
- NPI number
- 1578351763
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 030366 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
1544 Ocean Pkwy Apt 5b
Brooklyn, NY 11230-7090
Phone: (917) 860-6266
Street-level locationGet directions
Mailing address
1544 Ocean Pkwy Apt 5b
Brooklyn, NY 11230-7090
Registry dates
- Enumerated
- 2025-04-28
- Last updated
- 2025-04-28
- Certified
- 2025-04-28
Frequently asked questions
- What is Chaya Mermerstein's NPI number?
- Chaya Mermerstein's National Provider Identifier (NPI) is 1578351763, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chaya Mermerstein's specialty?
- Chaya Mermerstein is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Chaya Mermerstein located?
- Chaya Mermerstein's practice location on file with NPPES is 1544 Ocean Pkwy Apt 5b, Brooklyn, NY 11230-7090.
- What is Chaya Mermerstein's phone number?
- The practice phone number listed in the NPPES registry for Chaya Mermerstein is (917) 860-6266.
- Is Chaya Mermerstein's NPI active?
- Yes — Chaya Mermerstein's NPI (1578351763) is active in the NPPES registry as of the last update on 2025-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.