Gillian Brown, M.S.W.
NPI 1164802989 · Clinical Social Worker · Corning, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gillian Brown, M.S.W. is a Clinical Social Worker provider in Corning, NY (NPI 1164802989).
Provider details
- NPI number
- 1164802989
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- M.S.W.
- Sex
- Female
- Sole proprietor
- No
- License
- 097290 (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
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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 (1)
- 274 Madison Ave Rm 1501New York, NY 10016-0701Phone: (212) 203-1773Fax: (646) 665-4427
Registry dates
- Enumerated
- 2015-06-06
- Last updated
- 2025-10-12
- Certified
- 2025-10-12
Frequently asked questions
- What is Gillian Brown's NPI number?
- Gillian Brown's National Provider Identifier (NPI) is 1164802989, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gillian Brown's specialty?
- Gillian Brown is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Gillian Brown located?
- Gillian Brown's practice location on file with NPPES is 77 E 1st Street, Corning, NY 14830-2715.
- What is Gillian Brown's phone number?
- The practice phone number listed in the NPPES registry for Gillian Brown is (607) 936-1771.
- Does Gillian Brown accept Medicare?
- Gillian Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gillian Brown's NPI active?
- Yes — Gillian Brown's NPI (1164802989) is active in the NPPES registry as of the last update on 2025-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.