NPPES file of Aug 9, 2026

Aaron Daniel Kallsnick, M.D.

Anesthesiology Physician · Chicago, IL

Aaron Daniel Kallsnick, M.D. is an anesthesiology physician with a practice address in Chicago, Illinois, and NPI 1003011966, issued on Jun 19, 2007. Check the license (Illinois 036.127038, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003011966
Name
Aaron Daniel Kallsnick
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
036.127038 IL
64206 WI
Self-reported in NPPES; status is on the state search
Practice location
5645 W Addison St, Chicago, IL 60634
Phone
(773) 282-7000
Enumerated
Jun 19, 2007
Record last updated
Jul 15, 2022
Medicare enrollment
Enrolled (PECOS I20150820011577); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 2003
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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Also registered at 5645 W Addison St

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

  1. Adekunle Adesuyi, CRNACertified Registered Nurse Anesthetist1073757803
  2. Stephanie AnzelcCertified Registered Nurse Anesthetist1184219164
  3. Anoja Attele, M.D.Cytopathology Physician1770713638
  4. Nada BanafaAcute Care Nurse Practitioner1194542449
  5. Kathleen Barak, APNNurse Practitioner1801322326
  6. Devon Beer, PT, DPTPhysical Therapist1003163262

Verify Aaron Daniel Kallsnick 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 036.127038
    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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Bills Medicare through 2 group practices

  1. Racine Anesthesia Services LLCMount Pleasant, WI
  2. Vituity-Wisconsin Anesthesia SCPleasant Prairie, WI

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

Aaron Daniel Kallsnick among 2,575 anesthesiology physician records in Illinois

Aaron Daniel Kallsnick, M.D. is one of 2,575 anesthesiology physician records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 39% of them.

  • NPI issued2007 · 39% of these records are older, 53% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2003 · median 2006 among the 1,608 with a school on file
  • Record last updated2022 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,113 anesthesiology physician records list a practice address in Chicago

They are 1,113 of the 63,379 NPPES records with a practice address in Chicago, and 2,575 anesthesiology physician records in Illinois.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Andrew Kim, M.D.Chicago, IL 606341891115077
  2. Sisinio Lim, MDChicago, IL 606341184735094
  3. Anastacio Saavedra, M.D.Chicago, IL 606341881610590
  4. Mohamed Siddiqi, M.D.Chicago, IL 606341134169717
  5. Carlos Vega, MDChicago, IL 606341699331835
  6. Christian Altman, M.D.Chicago, IL 606311194917377
  7. Angela Arndt, M.D.Chicago, IL 606371689632317
  8. Tania Balabanova, MDChicago, IL 606311730463282

Common questions

What is Aaron Daniel Kallsnick, M.D.'s NPI number?

Aaron Daniel Kallsnick, M.D.'s National Provider Identifier (NPI) is 1003011966, issued on Jun 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Aaron Daniel Kallsnick, M.D. located?

The NPPES record lists a practice address at 5645 W Addison St, Chicago, IL, 60634. Phone: (773) 282-7000. Providers update this record themselves, so call before visiting.

How can I verify Aaron Daniel Kallsnick, M.D.'s license?

NPPES lists Illinois license number 036.127038, 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.