NPPES file of Aug 9, 2026

David A. Sisk, PHD, LCSW

Clinical Social Worker · Winnetka, IL

David A. Sisk, PHD, LCSW is a clinical social worker with a practice address in Winnetka, Illinois, and NPI 1790096261, issued on Jun 29, 2010. Check the license (Illinois 149-014323, as entered in NPPES) with the Illinois 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
1790096261
Name
David A. Sisk
Credential
PHD, LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
149-014323 IL
Self-reported in NPPES; status is on the state search
Practice location
588 Lincoln Ave Ste 200, Winnetka, IL 60093
Phone
(773) 732-5073
Enumerated
Jun 29, 2010
Record last updated
May 11, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20251223003599); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 588 Lincoln Ave Ste 200

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

  1. Michael Hendon, LPCClinical Psychologist1316324312

Verify David A. Sisk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 149-014323
    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 Illinois license search

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David A. Sisk among 13,637 clinical social worker records in Illinois

David A. Sisk, PHD, LCSW is one of 13,637 clinical social worker records with a practice address in Illinois. 14% 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 2010, is newer than 26% of them.

  • NPI issued2010 · 26% of these records are older, 71% newer
  • In a Medicare fileNo · 14% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2020 · median 2010 among the 2,895 with a school on file
  • Record last updated2021 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

21 clinical social worker records list a practice address in Winnetka

They are 21 of the 205 NPPES records with a practice address in Winnetka, and 13,637 clinical social worker records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical social worker records with the nearest ZIP codes

  1. Thomas Bass, MSW LCSWWinnetka, IL 600931699850859
  2. Judith Bobbe, M.S.W.Northfield, IL 600931194831321
  3. Daniel Callistein, MSW, LCSWNorthfield, IL 600931750394680
  4. Hylene Dublin, MSW, LCSWWinnetka, IL 600931154429561
  5. Ira Emkin, LCSWWinnetka, IL 600931700955226
  6. Virginia Gordon, MSWNorthfield, IL 600931013918465
  7. Pamela Keys, LCSWWinnetka, IL 600931619043031
  8. Alan Levy, L.C.S.W.Northfield, IL 600931295809887

Common questions

What is David A. Sisk, PHD, LCSW's NPI number?

David A. Sisk, PHD, LCSW's National Provider Identifier (NPI) is 1790096261, issued on Jun 29, 2010. An NPI identifies a provider in billing; it is not a license.

Where is David A. Sisk, PHD, LCSW located?

The NPPES record lists a practice address at 588 Lincoln Ave Ste 200, Winnetka, IL, 60093. Phone: (773) 732-5073. Providers update this record themselves, so call before visiting.

How can I verify David A. Sisk, PHD, LCSW's license?

NPPES lists Illinois license number 149-014323, as entered by the provider. Search the Illinois 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.