NPPES file of Aug 9, 2026

David Charles Clark, PH.D.

Clinical Psychologist · Winnetka, IL

David Charles Clark, PH.D. is a clinical psychologist with a practice address in Winnetka, Illinois, and NPI 1649383902, issued on Aug 17, 2006. Check the license 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
1649383902
Name
David Charles Clark
Credential
PH.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
Practice location
552 Lincoln Ave Ste 205, Winnetka, IL 60093
Phone
(312) 543-9987
Enumerated
Aug 17, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(847) 501-3857
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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Verify David Charles Clark in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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
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12 clinical psychologist records list a practice address in Winnetka

They are 12 of the 205 NPPES records with a practice address in Winnetka, and 3,947 clinical psychologist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 12 in Winnetka → All 3,947 in Illinois → Every provider in Winnetka →

Other clinical psychologist records in Illinois

  1. Kathy Abbott, PSYDEvergreen Park, IL1922188929
  2. Lamese AbdelhamidOrland Park, IL1992671440
  3. James Abec, PH.D.Lombard, IL1770791907
  4. Allison Abel, PSY.DHines, IL1003638040
  5. William Aber, PH.D.Chicago, IL1598777187
  6. Alexis AbernNorthfield, IL1588064034
  7. Leslie Abrams, PH.D.Deerfield, IL1861558348
  8. Dayna Abramson, PSYDRomeoville, IL1891523502
  9. Huda Abuasi, PSY.D.Orland Park, IL1841312808
  10. Allison Ackerman, PH.D.Deerfield, IL1235158858

Common questions

What is David Charles Clark, PH.D.'s NPI number?

David Charles Clark, PH.D.'s National Provider Identifier (NPI) is 1649383902, issued on Aug 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David Charles Clark, PH.D. located?

The NPPES record lists a practice address at 552 Lincoln Ave Ste 205, Winnetka, IL, 60093. Phone: (312) 543-9987. Providers update this record themselves, so call before visiting.

How can I verify David Charles Clark, PH.D.'s license?

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.