NPPES file of Aug 9, 2026

Alissa Mariana Irwin, PSYD

Clinical Neuropsychologist · Chicago, IL

Alissa Mariana Irwin, PSYD is a clinical neuropsychologist with a practice address in Chicago, Illinois, and NPI 1891429627, issued on Jul 16, 2022. Check the license (Illinois 071010722, 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
1891429627
Name
Alissa Mariana Irwin
Credential
PSYD
Primary taxonomy
Clinical Neuropsychologist 103G00000X
License number
071010722 IL
Self-reported in NPPES; status is on the state search
Practice location
820 S Damen Ave, Chicago, IL 60612
Phone
(312) 596-8387
Enumerated
Jul 16, 2022
Record last updated
Oct 10, 2022
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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8 nearest clinical neuropsychologist records → All 248 in Illinois → Look up another NPI →

Also registered at 820 S Damen Ave

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

  1. Maducolil Abraham, LCSW, ACSWClinical Social Worker1942403290
  2. Sindhu Abraham, PHARM.D.Pharmacist1578679247
  3. Dianne Patricia AdayaPharmacist1073454609
  4. Craig AddisonRegistered Nurse1568856219
  5. Ariane AidedjiPharmacist1467371393
  6. Mila Albert, PHARM.DPharmacist1972582179

Verify Alissa Mariana Irwin 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 071010722    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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Alissa Mariana Irwin among 248 clinical neuropsychologist records in Illinois

Alissa Mariana Irwin, PSYD 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 not. Its NPI, issued in 2022, is newer than 85% of them.

  • NPI issued2022 · 85% of these records are older, 11% newer
  • In a Medicare fileNo · 35% of these records are
  • In the CMS Doctors and Clinicians fileNo · 46% of these records are
  • Record last updated2022 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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. Patricia Lim, PSY.D.Chicago, IL 606121144331075
  7. Neil Pliskin, PHDChicago, IL 606121255343596
  8. Jason Soble, PH.D., ABPPChicago, IL 606121437578044

Common questions

What is Alissa Mariana Irwin, PSYD's NPI number?

Alissa Mariana Irwin, PSYD's National Provider Identifier (NPI) is 1891429627, issued on Jul 16, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Alissa Mariana Irwin, PSYD located?

The NPPES record lists a practice address at 820 S Damen Ave, Chicago, IL, 60612. Phone: (312) 596-8387. Providers update this record themselves, so call before visiting.

How can I verify Alissa Mariana Irwin, PSYD's license?

NPPES lists Illinois license number 071010722, 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.

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.