William Joseph Harker, L.C.S.W., B.C.D.
Clinical Social Worker · Chester, NY
William Joseph Harker, L.C.S.W., B.C.D. is a clinical social worker with a practice address in Chester, New York, and NPI 1811045784, issued on Jan 8, 2007. Check the license (New York PR020169-1, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William Joseph Harker
- Credential
- L.C.S.W., B.C.D.
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- PR020169-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 105 Main St, Chester, NY 10918
- Phone
- (845) 469-5395
- Enumerated
- Jan 8, 2007
- Record last updated
- Aug 6, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20181102000694); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Verify William Joseph Harker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license PR020169-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13 clinical social worker records list a practice address in Chester
They are 13 of the 151 NPPES records with a practice address in Chester, and 29,293 clinical social worker records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 13 in Chester → All 29,293 in New York → Every provider in Chester →
Other clinical social worker records in New York
- Daniel Aaron, LCSW, PH.D.Bronx, NY1922076017
- Leslie Aaron, LCSWNew York, NY1740346683
- Michael Aaron, LMSWNew York, NY1750678868
- Ortal Aaron, BABronx, NY1255413142
- Sharon Aaron, LCSWBinghamton, NY1073521589
- Shawna Marie Aarons-Cooke, LCSWNew Rochelle, NY1700060076
- Cindy Aaronson, MSW, PHDNew York, NY1912079799
- Anita Aasen, LCSWVictor, NY1740569581
- Janet Ab EdBrooklyn, NY1033476841
- Julie Abada, LCSWFresh Meadows, NY1942375829
Common questions
What is William Joseph Harker, L.C.S.W., B.C.D.'s NPI number?
William Joseph Harker, L.C.S.W., B.C.D.'s National Provider Identifier (NPI) is 1811045784, issued on Jan 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is William Joseph Harker, L.C.S.W., B.C.D. located?
The NPPES record lists a practice address at 105 Main St, Chester, NY, 10918. Phone: (845) 469-5395. Providers update this record themselves, so call before visiting.
How can I verify William Joseph Harker, L.C.S.W., B.C.D.'s license?
NPPES lists New York license number PR020169-1, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.