NPPES file of Aug 9, 2026

William James Knauer, LCSW

Social Worker · Guilderland, NY

William James Knauer, LCSW is a social worker with a practice address in Guilderland, New York, and NPI 1881616811, issued on Jul 25, 2006. Check the license (New York R0416761, 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.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881616811
Name
William James Knauer
Credential
LCSW
Primary taxonomy
Social Worker 104100000X
License number
R0416761 NY
Self-reported in NPPES; status is on the state search
Practice location
2280 Western Ave, Guilderland, NY 12084
Phone
(518) 456-5056
Enumerated
Jul 25, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(518) 456-6512
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2280 Western Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kristen AjamianSocial Worker1558898460
  2. Valerie Albino, LCSWRPsychologist1932297165
  3. Samantha Archino, LMHCMental Health Counselor1306557590
  4. Julia Ball, MSW, LCSWClinical Social Worker1578817599
  5. Melissa Blok, LMSWSocial Worker1164221792
  6. Donna Brent, PSYDPsychologist1285703280

Verify William James Knauer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license R0416761
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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William James Knauer among 23,561 social worker records in New York

William James Knauer, LCSW is one of 23,561 social worker records with a practice address in New York. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 96% newer
  • In a Medicare fileNo · 3% of these records are
  • In the CMS Doctors and Clinicians fileNo · 5% of these records are
  • Record last updated2007 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

18 social worker records list a practice address in Guilderland

They are 18 of the 161 NPPES records with a practice address in Guilderland, and 23,561 social worker records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 social worker records with the nearest ZIP codes

  1. Thomas BubnackGuilderland, NY 120841528238359
  2. Sandra Cummings, LMSWGuilderland, NY 120841316286271
  3. Joseph Germano, LCSWGuilderland, NY 120841093889180
  4. Elizabeth Gilston, LCSWGuilderland, NY 120841396833521
  5. Linda Karlson-Selsky, LMSWGuilderland, NY 120841891001285
  6. Julie Lloyd, LCSWRGuilderland, NY 120841437138880
  7. Alison Molea-Lavigne, LCSW-RAlbany, NY 120841043249014
  8. June Morier, LCSWRGuilderland, NY 120841245327758

Common questions

What is William James Knauer, LCSW's NPI number?

William James Knauer, LCSW's National Provider Identifier (NPI) is 1881616811, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William James Knauer, LCSW located?

The NPPES record lists a practice address at 2280 Western Ave, Guilderland, NY, 12084. Phone: (518) 456-5056. Providers update this record themselves, so call before visiting.

How can I verify William James Knauer, LCSW's license?

NPPES lists New York license number R0416761, 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.