Registry data as of Aug 27, 2026

Peter Thomas, PSY.D.

Clinical Psychologist · McHenry, IL

Peter Thomas, PSY.D. is a clinical psychologist with a practice address in McHenry, Illinois, and NPI 1659484707, issued on Aug 15, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1659484707
Name
Peter Thomas
Credential
PSY.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
Practice location
814 N Mill St, McHenry, IL 60050
Phone
(815) 385-6004
Enumerated
Aug 15, 2006
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 814 N Mill St

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

  1. Jane Althoff, LCPCProfessional Counselor1023125754
  2. Stan Cebrzynski, LCPCProfessional Counselor1528171659

Verify Peter Thomas 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
Find the Illinois 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.

Clinical Psychologist providers in Illinois

There are 3,655 clinical psychologist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,655 in Illinois → Every provider in McHenry →

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. Leslie Abrams, PH.D.Deerfield, IL1861558348
  7. Dayna Abramson, PSYDRomeoville, IL1891523502
  8. Huda Abuasi, PSY.D.Orland Park, IL1841312808
  9. Melissa Ackerman, PSYDDes Plaines, IL1437198132
  10. Na'Ama Adam Wasserman, PSY.D.Chicago, IL1790325744

Common questions

What is Peter Thomas, PSY.D.'s NPI number?

Peter Thomas, PSY.D.'s National Provider Identifier (NPI) is 1659484707, issued on Aug 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Peter Thomas, PSY.D. located?

The NPPES record lists a practice address at 814 N Mill St, McHenry, IL, 60050. Phone: (815) 385-6004. Providers update this record themselves, so call before visiting.

How can I verify Peter Thomas, PSY.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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.