NPPES file of Aug 9, 2026

Tracy E. Irwin, M.D.

Obstetrics & Gynecology Physician · Chicago, IL

Tracy E. Irwin, M.D. is an obstetrics & gynecology physician with a practice address in Chicago, Illinois, and NPI 1295786994, issued on May 15, 2006. Check the license (Illinois 036113414, 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
1295786994
Name
Tracy E. Irwin
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
036113414 IL
MD60471089 WA
Self-reported in NPPES; status is on the state search
Practice location
1701 W Superior St, Chicago, IL 60622
Phone
(312) 666-3494
Enumerated
May 15, 2006
Record last updated
Aug 9, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140812001245); 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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Also registered at 1701 W Superior St

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

  1. Olubusayo Aifesehi, APN-C, DNPPsychiatric/Mental Health Nurse Practitioner1750552931
  2. Hana Aleshnic, MSN, CNM, FNPAdvanced Practice Midwife1194398206
  3. Jessica Alferez, APRN, FNP-BCFamily Nurse Practitioner1083364707
  4. Melanie Anderson, FNP-BCGeneral Practice Registered Nurse1184559627
  5. Anna BlauwFamily Nurse Practitioner1215442884
  6. Arlene Bury Fiol, MDObstetrics & Gynecology Physician1407255102

Verify Tracy E. Irwin 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 036113414
    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 one group practice

  1. Erie Family Health Center, IncChicago, IL

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

Tracy E. Irwin among 2,062 obstetrics & gynecology physician records in Illinois

Tracy E. Irwin, M.D. is one of 2,062 obstetrics & gynecology physician records with a practice address in Illinois. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 12% of them.

  • NPI issued2006 · 12% of these records are older, 54% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2001 · median 2006 among the 1,168 with a school on file
  • Record last updated2021 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

700 obstetrics & gynecology physician records list a practice address in Chicago

They are 700 of the 63,379 NPPES records with a practice address in Chicago, and 2,062 obstetrics & gynecology physician records in Illinois.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Vijayalakshmi Arekapudi, M.D.Chicago, IL 606221285622878
  2. Hermes Ayuste, M.DChicago, IL 606221861513269
  3. Deslyn Browne, MDChicago, IL 606221083827810
  4. Manuel Escalona, MDChicago, IL 606221740237361
  5. Ramon Flores, M.D.Chicago, IL 606221508882846
  6. Edith Harte, MD OBGYNChicago, IL 606221164461935
  7. Seung Lee, MDChicago, IL 606221275601973
  8. Andrea Lee, M.D.Chicago, IL 606221831259951

Common questions

What is Tracy E. Irwin, M.D.'s NPI number?

Tracy E. Irwin, M.D.'s National Provider Identifier (NPI) is 1295786994, issued on May 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tracy E. Irwin, M.D. located?

The NPPES record lists a practice address at 1701 W Superior St, Chicago, IL, 60622. Phone: (312) 666-3494. Providers update this record themselves, so call before visiting.

How can I verify Tracy E. Irwin, M.D.'s license?

NPPES lists Illinois license number 036113414, 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.