Staci Feinstein, LCSW
NPI 1255598801 · Clinical Social Worker · Greenwich, CT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Staci Feinstein, LCSW is a Clinical Social Worker provider in Greenwich, CT (NPI 1255598801).
Provider details
- NPI number
- 1255598801
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 075636 (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
18 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
- 2008-05-21
- Last updated
- 2023-11-27
- Certified
- 2023-11-27
Frequently asked questions
- What is Staci Feinstein's NPI number?
- Staci Feinstein's National Provider Identifier (NPI) is 1255598801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Staci Feinstein's specialty?
- Staci Feinstein is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Staci Feinstein located?
- Staci Feinstein's practice location on file with NPPES is 777 W Putnam Ave Ste 300, Greenwich, CT 06830-5000.
- What is Staci Feinstein's phone number?
- The practice phone number listed in the NPPES registry for Staci Feinstein is (203) 220-2282.
- Does Staci Feinstein accept Medicare?
- Staci Feinstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Staci Feinstein's NPI active?
- Yes — Staci Feinstein's NPI (1255598801) is active in the NPPES registry as of the last update on 2023-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.