NPPES file of Aug 9, 2026

John Michael Eppolito, PSY.D.

Clinical Psychologist · St Charles, IL

John Michael Eppolito, PSY.D. is a clinical psychologist with a practice address in St Charles, Illinois, and NPI 1538273685, issued on Aug 18, 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
1538273685
Name
John Michael Eppolito
Credential
PSY.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
Practice location
405 Illinois Ave, St Charles, IL 60174
Phone
(630) 377-3535
Enumerated
Aug 18, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(630) 530-9527
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 405 Illinois Ave

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

  1. Charles Berthold, PH.D.Clinical Psychologist1285749986
  2. Paulette Toburen, PSY.D.Clinical Psychologist1871609867
  3. Perry Weingart, PSY.D.Clinical Psychologist1851643555

Verify John Michael Eppolito 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

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John Michael Eppolito among 3,947 clinical psychologist records in Illinois

John Michael Eppolito, PSY.D. is one of 3,947 clinical psychologist records with a practice address in Illinois. 16% 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 2% of them.

  • NPI issued2006 · 2% of these records are older, 76% newer
  • In a Medicare fileNo · 16% of these records are
  • In the CMS Doctors and Clinicians fileNo · 27% of these records are
  • Record last updated2007 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

33 clinical psychologist records list a practice address in St Charles

They are 33 of the 1,113 NPPES records with a practice address in St Charles, and 3,947 clinical psychologist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical psychologist records with the nearest ZIP codes

  1. Charles Berthold, PH.D.St Charles, IL 601741285749986
  2. Michelle Bidwell, PSY.D.Saint Charles, IL 601741629309877
  3. Timothy Buhrt, PSY.D.St Charles, IL 601741063408250
  4. Heather Harej, PSY.D.St Charles, IL 601741689788739
  5. Kathryn Isabelli, PSYDSt Charles, IL 601741962540401
  6. Lisa Naatz, PSY.D.Saint Charles, IL 601741841413796
  7. Jesse Sekey, PSYD.St Charles, IL 601741780981605
  8. Tamara Suarez, PSY.D.St Charles, IL 601741174535702

Common questions

What is John Michael Eppolito, PSY.D.'s NPI number?

John Michael Eppolito, PSY.D.'s National Provider Identifier (NPI) is 1538273685, issued on Aug 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Michael Eppolito, PSY.D. located?

The NPPES record lists a practice address at 405 Illinois Ave, St Charles, IL, 60174. Phone: (630) 377-3535. Providers update this record themselves, so call before visiting.

How can I verify John Michael Eppolito, 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), 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.