NPPES file of Aug 9, 2026

Irina Komissarova

Internal Medicine Physician · Chicago, IL

Irina Komissarova is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1871119172, issued on Jun 22, 2020. Check the license (Illinois 125075418, 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
1871119172
Name
Irina Komissarova
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
125075418 IL
Self-reported in NPPES; status is on the state search
Practice location
916 S Oakley Blvd, Chicago, IL 60612
Phone
(312) 978-2039
Enumerated
Jun 22, 2020
Record last updated
Jun 22, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20230725002161); 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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Verify Irina Komissarova 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 125075418
    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

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87% fewer Medicare Part D claims than the average internal medicine physician in 2024

425 Medicare Part D claims for 137 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 13 claims were for opioids.

  1. Irina Komissarova425
  2. Specialty average3,176

Most prescribed

  1. Pantoprazole Sodium29 claims
  2. Furosemide24 claims
  3. Prednisone23 claims
  4. Atorvastatin Calcium22 claims
  5. Metoprolol Succinate16 claims
  6. Amlodipine Besylate15 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Galen Inpatient Physicians PCMarysville, CA

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

Irina Komissarova among 7,238 internal medicine physician records in Illinois

Irina Komissarova is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 71% of them.

  • NPI issued2020 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated1999 · median 2003 among the 3,580 with a school on file
  • Record last updated2020 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,867 internal medicine physician records list a practice address in Chicago

They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Keith Boyd, M.D.Chicago, IL 606121174591978
  2. Lewis Coulson, M.D.Chicago, IL 606121619944931
  3. Henry Danko, M.D.Chicago, IL 606121780659524
  4. Denis Evans, M.D.Chicago, IL 606121952385841
  5. Tabassum Faruqi, M.D.Chicago, IL 606121013968536
  6. David Goldberg, MDChicago, IL 606121275588444
  7. Ionut Ilie, M.D.Chicago, IL 606121619926383
  8. Padma Kudaravalli, M.D.Chicago, IL 606121427004514

Common questions

What is Irina Komissarova's NPI number?

Irina Komissarova's National Provider Identifier (NPI) is 1871119172, issued on Jun 22, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Irina Komissarova located?

The NPPES record lists a practice address at 916 S Oakley Blvd, Chicago, IL, 60612. Phone: (312) 978-2039. Providers update this record themselves, so call before visiting.

How can I verify Irina Komissarova's license?

NPPES lists Illinois license number 125075418, 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.

How much does Irina Komissarova prescribe under Medicare Part D?

In 2024, Irina Komissarova had 425 Medicare Part D claims for 137 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions 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.

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.