NPPES file of Aug 9, 2026

Nicholas Michael Hatzis, M.D.

Psychiatry Physician · Chicago, IL

Nicholas Michael Hatzis, M.D. is a psychiatry physician with a practice address in Chicago, Illinois, and NPI 1386800662, issued on Aug 5, 2008. Check the license (Illinois 036121458, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386800662
Name
Nicholas Michael Hatzis
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
036121458 IL
336082716 IL
Self-reported in NPPES; status is on the state search
Practice location
2300 N Childrens Plz, Chicago, IL 60614
Phone
(773) 880-4835
Enumerated
Aug 5, 2008
Record last updated
Jul 25, 2009 (not updated in 17 years: call before relying on the address or phone)
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 2300 N Childrens Plz

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

  1. Lina Abujamra, MDPediatric Emergency Medicine (Emergency Medicine) Physician1891743175
  2. Rishi Agrawal, M.D.Pediatrics Physician1083608038
  3. Mohammad Akhtar, M.D.Pediatric Critical Care Medicine Physician1942294897
  4. Tord Alden, MDNeurological Surgery Physician1053307215
  5. Farah Ali, M.D.Pediatric Nephrology Physician1841493681
  6. Maysan Alshaar, M.D.Pediatrics Physician1003800954

Verify Nicholas Michael Hatzis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036121458
    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
Open 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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Industry payments in 2024: $194.15

8 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nicholas Hatzis$194.15
  2. Specialty average$4,954.93

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Nicholas Michael Hatzis among 2,147 psychiatry physician records in Illinois

Nicholas Michael Hatzis, M.D. is one of 2,147 psychiatry physician records with a practice address in Illinois. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 50% of them.

  • NPI issued2008 · 50% of these records are older, 44% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · 41% of these records are
  • Record last updated2009 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

841 psychiatry physician records list a practice address in Chicago

They are 841 of the 63,379 NPPES records with a practice address in Chicago, and 2,147 psychiatry physician records in Illinois.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Richard Baer, M.D.Chicago, IL 606141033110796
  2. Mandy Evans, M.D., M.P.H.Chicago, IL 606141760401582
  3. Elizabeth Faulconer, MDChicago, IL 606141912072497
  4. Gordon Fuqua, M.D.Chicago, IL 606141881965309
  5. Hayley Hammons, PAChicago, IL 606141639029176
  6. Jennifer Harris, MDChicago, IL 606141982742680
  7. Dylan Kathol, M.D.Chicago, IL 606141114345964
  8. Jeffrey Lurie, MDChicago, IL 606141881088987

Common questions

What is Nicholas Michael Hatzis, M.D.'s NPI number?

Nicholas Michael Hatzis, M.D.'s National Provider Identifier (NPI) is 1386800662, issued on Aug 5, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Nicholas Michael Hatzis, M.D. located?

The NPPES record lists a practice address at 2300 N Childrens Plz, Chicago, IL, 60614. Phone: (773) 880-4835. Providers update this record themselves, so call before visiting.

How can I verify Nicholas Michael Hatzis, M.D.'s license?

NPPES lists Illinois license number 036121458, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.