NPPES file of Aug 9, 2026

James J. Guidi, PSY.D.

Clinical Psychologist · Oak Park, IL

James J. Guidi, PSY.D. is a clinical psychologist with a practice address in Oak Park, Illinois, and NPI 1568572980, issued on Aug 30, 2006. Check the license (Illinois 071-003278, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1568572980
Name
James J. Guidi
Credential
PSY.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License numbers
071-003278 IL
166-000396 IL
Self-reported in NPPES; status is on the state search
Practice location
6555 North Ave, Oak Park, IL 60302
Phone
(708) 488-4968
Enumerated
Aug 30, 2006
Record last updated
Aug 10, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20061128000117); 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 6555 North Ave

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

  1. Theodore RapaczRegistered Dietitian1548399801

Verify James J. Guidi 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 071-003278
    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

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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Bills Medicare through one group practice

  1. Dr Savage Psychological Services PCLake Bluff, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

James J. Guidi among 3,947 clinical psychologist records in Illinois

James J. Guidi, 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. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 76% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileYes · 27% of these records are
  • Graduated1984 · median 2004 among the 1,081 with a school on file
  • Record last updated2009 · 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).

83 clinical psychologist records list a practice address in Oak Park

They are 83 of the 2,307 NPPES records with a practice address in Oak Park, and 3,947 clinical psychologist records in Illinois.

The 8 clinical psychologist records with the nearest ZIP codes

  1. Michael Downs, PH.D.Oak Park, IL 603021255472734
  2. Erika Gilyot-Montgomery, PSY.D.Oak Park, IL 603021700091121
  3. Michael Hakimi, PSYDOak Park, IL 603021508063587
  4. Carol Hoogenboom, PSY.DOak Park, IL 603021326186974
  5. Lawrence James, PH.D.Oak Park, IL 603021518055284
  6. Alaina Johnson, PSY.D.Oak Park, IL 603021649327487
  7. Janis Johnston, ED.D.Oak Park, IL 603021245398163
  8. Lee Madden, PSYDOak Park, IL 603021861469728

Common questions

What is James J. Guidi, PSY.D.'s NPI number?

James J. Guidi, PSY.D.'s National Provider Identifier (NPI) is 1568572980, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James J. Guidi, PSY.D. located?

The NPPES record lists a practice address at 6555 North Ave, Oak Park, IL, 60302. Phone: (708) 488-4968. Providers update this record themselves, so call before visiting.

How can I verify James J. Guidi, PSY.D.'s license?

NPPES lists Illinois license number 071-003278, 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. Medicare files from data.cms.gov. 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.