NPPES file of Aug 9, 2026

Marjorie Witty, PH.D.

Clinical Psychologist · Chicago, IL

Marjorie Witty, PH.D. is a clinical psychologist with a practice address in Chicago, Illinois, and NPI 1760506612, issued on Mar 18, 2007. Check the license (Illinois 071-004536, as entered in NPPES) 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
1760506612
Name
Marjorie Witty
Credential
PH.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
071-004536 IL
Self-reported in NPPES; status is on the state search
Practice location
5604 N Kilbourn Ave, Chicago, IL 60646
Phone
(773) 327-1046
Enumerated
Mar 18, 2007
Record last updated
Jan 19, 2024
Medicare enrollment
Enrolled (PECOS I20090219000597); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Verify Marjorie Witty 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 071-004536
    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

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Marjorie Witty among 3,947 clinical psychologist records in Illinois

Marjorie Witty, PH.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 2007, is newer than 24% of them.

  • NPI issued2007 · 24% of these records are older, 57% newer
  • In a Medicare fileNo · 16% of these records are
  • In the CMS Doctors and Clinicians fileYes · 27% of these records are
  • Graduated1990 · median 2004 among the 1,081 with a school on file
  • Record last updated2024 · 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).

1,478 clinical psychologist records list a practice address in Chicago

They are 1,478 of the 63,379 NPPES records with a practice address in Chicago, 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. John Allen, PSY.D.Chicago, IL 606461609044080
  2. John Arroyo, PSY.D.Chicago, IL 606461174677561
  3. Jennifer Davis, PSY.D.Chicago, IL 606461609230366
  4. Diane HartjesChicago, IL 606461790810901
  5. Thor Johansen, PSY.D.Chicago, IL 606461801094446
  6. Kathleen Krupica, PSY.D.Chicago, IL 606461790791192
  7. Tomike Lana, PSYDChicago, IL 606461629412507
  8. Barry Leavitt, PSYDChicago, IL 606461588667315

Common questions

What is Marjorie Witty, PH.D.'s NPI number?

Marjorie Witty, PH.D.'s National Provider Identifier (NPI) is 1760506612, issued on Mar 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Marjorie Witty, PH.D. located?

The NPPES record lists a practice address at 5604 N Kilbourn Ave, Chicago, IL, 60646. Phone: (773) 327-1046. Providers update this record themselves, so call before visiting.

How can I verify Marjorie Witty, PH.D.'s license?

NPPES lists Illinois license number 071-004536, 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. 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.