William Polchinski, LCSW
NPI 1508879230 · Clinical Social Worker · Smithtown, NY
William Polchinski, LCSW is a Clinical Social Worker provider in Smithtown, NY (NPI 1508879230).
Provider details
- NPI number
- 1508879230
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- R046485-1 (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
- 2006-08-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Polchinski's NPI number?
- William Polchinski's National Provider Identifier (NPI) is 1508879230, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Polchinski's specialty?
- William Polchinski is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Polchinski located?
- William Polchinski's practice location on file with NPPES is 11 Route 111, Smithtown, NY 11787-3712.
- What is William Polchinski's phone number?
- The practice phone number listed in the NPPES registry for William Polchinski is (631) 920-8300.
- Is William Polchinski's NPI active?
- Yes — William Polchinski's NPI (1508879230) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.