Sandya Viswanathan, LCSW
NPI 1922671262 · Social Worker · New York, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandya Viswanathan, LCSW is a Social Worker provider in New York, NY (NPI 1922671262).
Provider details
- NPI number
- 1922671262
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 113434 (NY)
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
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 135 Ocean Pkwy Apt 16tBrooklyn, NY 11218-2594Phone: (917) 797-9346
- 16 Madison Sq W Fl 9New York, NY 10010-1629Phone: (917) 797-9346
Registry dates
- Enumerated
- 2021-07-23
- Last updated
- 2025-01-13
- Certified
- 2025-01-13
Frequently asked questions
- What is Sandya Viswanathan's NPI number?
- Sandya Viswanathan's National Provider Identifier (NPI) is 1922671262, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandya Viswanathan's specialty?
- Sandya Viswanathan is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Sandya Viswanathan located?
- Sandya Viswanathan's practice location on file with NPPES is 5 E 17th St Fl 2, New York, NY 10003-1949.
- What is Sandya Viswanathan's phone number?
- The practice phone number listed in the NPPES registry for Sandya Viswanathan is (212) 989-2990.
- Does Sandya Viswanathan accept Medicare?
- Sandya Viswanathan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandya Viswanathan's NPI active?
- Yes — Sandya Viswanathan's NPI (1922671262) is active in the NPPES registry as of the last update on 2025-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.