NPPES file of Aug 9, 2026

Joyce Tam, PHD

Clinical Neuropsychologist · Chicago, IL

Joyce Tam, PHD is a clinical neuropsychologist with a practice address in Chicago, Illinois, and NPI 1326491994, issued on Jul 19, 2016. Check the license (Illinois 071-009874, 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
1326491994
Name
Joyce Tam
Credential
PHD
Primary taxonomy
Clinical Neuropsychologist 103G00000X
License number
071-009874 IL
Self-reported in NPPES; status is on the state search
Practice location
1645 W Jackson Blvd Ste 400, Chicago, IL 60612
Phone
(312) 942-5932
Enumerated
Jul 19, 2016
Record last updated
Oct 30, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(312) 942-4990
Medicare enrollment
Enrolled (PECOS I20181116000018); 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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8 nearest clinical neuropsychologist records → All 248 in Illinois → Look up another NPI →

Also registered at 1645 W Jackson Blvd Ste 400

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

  1. Aviva Ariel-Donges, PHD, MPHClinical Psychologist1255994075
  2. Rachel BoutteCounseling Psychologist1396362216
  3. Lauren Drysdale, RNAdult Psychiatric/Mental Health Registered Nurse1932020757
  4. Kyle JozsaClinical Psychologist1417870643
  5. Mackenzie KellyClinical Psychologist1902285869
  6. Christina Khou, PHDClinical Psychologist1700449659

Verify Joyce Tam 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 071-009874    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. Rush University Medical GroupChicago, IL

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

Joyce Tam among 248 clinical neuropsychologist records in Illinois

Joyce Tam, PHD is one of 248 clinical neuropsychologist records with a practice address in Illinois. 35% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 63% of them.

  • NPI issued2016 · 63% of these records are older, 32% newer
  • In a Medicare fileYes · 35% of these records are
  • In the CMS Doctors and Clinicians fileYes · 46% of these records are
  • Graduated2016 · median 2013 among the 115 with a school on file
  • Record last updated2018 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103G00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Neuropsychologist providers in Illinois

There are 248 clinical neuropsychologist records in Illinois.

All 248 in Illinois → Every provider in Chicago → Clinical Neuropsychologist nationwide →

The 8 clinical neuropsychologist records with the nearest ZIP codes

  1. Natalie Berger, PH.D.Chicago, IL 606121649830159
  2. Monica De Iorio, PHDChicago, IL 606121548908734
  3. Samer Effarah, PSY.D.Chicago, IL 606121275741027
  4. Debra Fleischman, PH.D.Chicago, IL 606121407057060
  5. Christopher Grote, PH.D.Chicago, IL 606121447470935
  6. Alissa Irwin, PSYDChicago, IL 606121891429627
  7. Patricia Lim, PSY.D.Chicago, IL 606121144331075
  8. Neil Pliskin, PHDChicago, IL 606121255343596

Common questions

What is Joyce Tam, PHD's NPI number?

Joyce Tam, PHD's National Provider Identifier (NPI) is 1326491994, issued on Jul 19, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Joyce Tam, PHD located?

The NPPES record lists a practice address at 1645 W Jackson Blvd Ste 400, Chicago, IL, 60612. Phone: (312) 942-5932. Providers update this record themselves, so call before visiting.

How can I verify Joyce Tam, PHD's license?

NPPES lists Illinois license number 071-009874, 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.

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.