NPPES file of Aug 9, 2026

Margret Frances O'Reilly, PSY.D.

Psychologist · Chicago, IL

Margret Frances O'Reilly, PSY.D. is a psychologist with a practice address in Chicago, Illinois, and NPI 1639716863, issued on Dec 6, 2019. 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
1639716863
Name
Margret Frances O'Reilly
Credential
PSY.D.
Primary taxonomy
Psychologist 103T00000X
Practice location
600 N Mcclurg CT Apt 3803A, Chicago, IL 60611
Phone
(708) 254-1499
Enumerated
Dec 6, 2019
Record last updated
Dec 6, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(312) 266-6375
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 600 N Mcclurg CT Apt 3803A

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

  1. Marjory Reimer, PSYD, CADCAddiction (Substance Use Disorder) Counselor1790197788

Verify Margret Frances O'Reilly 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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Psychologist providers in Illinois

There are 1,011 psychologist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,011 in Illinois → Every provider in Chicago →

Other psychologist records in Illinois

  1. Margo Abrams, PSY.D.Chicago, IL1528584992
  2. Dorothy AddaeChicago, IL1548931561
  3. Mark Aghakhan, PSY.D.Chicago, IL1295843381
  4. Sweety Agrawal, PSYDChicago, IL1548554462
  5. Kavita Ajmere, PH.D.Chicago, IL1144538356
  6. Arin Alberts, PSYDDixon, IL1699912063
  7. Courtney Albinson, PH.D.Winnetka, IL1578339610
  8. Dinko Aleksandrov, PSYDChicago, IL1902322159
  9. Erin Alexander-Holton, PSYDChicago, IL1427091867
  10. Tayeba Alhoch, PSY.D.Chicago, IL1457786006

Common questions

What is Margret Frances O'Reilly, PSY.D.'s NPI number?

Margret Frances O'Reilly, PSY.D.'s National Provider Identifier (NPI) is 1639716863, issued on Dec 6, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Margret Frances O'Reilly, PSY.D. located?

The NPPES record lists a practice address at 600 N Mcclurg CT Apt 3803A, Chicago, IL, 60611. Phone: (708) 254-1499. Providers update this record themselves, so call before visiting.

How can I verify Margret Frances O'Reilly, 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.

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.