Wendy Sadkin, LCSW
NPI 1003999434 · Social Worker · Williamsville, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wendy Sadkin, LCSW is a Social Worker provider in Williamsville, NY (NPI 1003999434).
Provider details
- NPI number
- 1003999434
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- R0494921 (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
19 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
- 2006-10-21
- Last updated
- 2026-02-23
- Certified
- 2026-02-23
Frequently asked questions
- What is Wendy Sadkin's NPI number?
- Wendy Sadkin's National Provider Identifier (NPI) is 1003999434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wendy Sadkin's specialty?
- Wendy Sadkin is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Wendy Sadkin located?
- Wendy Sadkin's practice location on file with NPPES is 8612 Main St Ste 1, Williamsville, NY 14221-7462.
- What is Wendy Sadkin's phone number?
- The practice phone number listed in the NPPES registry for Wendy Sadkin is (716) 458-0055.
- Does Wendy Sadkin accept Medicare?
- Wendy Sadkin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wendy Sadkin's NPI active?
- Yes — Wendy Sadkin's NPI (1003999434) is active in the NPPES registry as of the last update on 2026-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.