NPPES file of Aug 9, 2026

Gynecology Physician in Illinois

113 NPPES records list gynecology physician with a practice address in Illinois, 0.9 per 100,000 residents, the 30th highest rate of 51. Chicago and Arlington Heights have the most; each record links to the provider's NPI and the Illinois license search. Page 3 of 3.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207VG0400X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Chicago has the most, 27

  1. Chicago27
  2. Arlington Heights7
  3. Springfield6
  4. Peoria4
  5. Skokie4

Gynecology Physician records in Illinois

  1. Ursula Thatch, M.D.Maryville, IL 620621659423085
  2. Manu Tongwarin, M.DDu Quoin, IL 628321518146190
  3. Amanda Tower, MDNorth Chicago, IL 600641104137702
  4. Frank Tu, MD, MPHSkokie, IL 600761194821843
  5. Shashi Upadhya, MDMoline, IL 612651447217724
  6. Sandra ValaitisChicago, IL 606371831125749
  7. Fermina Ventura, M.D.Arlington Heights, IL 600041033240932
  8. Marion Verp, M.D.Chicago, IL 606371932145802
  9. Dawn-Maria Warren, MDChicago, IL 606161881924942
  10. Tommy West, M.D.Galesburg, IL 614011952362055
  11. Nicole Williams, MDChicago, IL 606111164441051
  12. Margaret Wolodko, M.D.Park Ridge, IL 600681750303277
  13. Mario Zapata, MDAurora, IL 605061568451920

Source: CMS NPPES, primary taxonomy 207VG0400X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 30 of 51 per resident

  1. Louisiana0.9
  2. Vermont0.9
  3. Hawaii0.9
  4. Illinois0.9
  5. Washington0.9
  6. Colorado0.9
  7. 50 states and D.C.1.1

Source: CMS NPPES, primary taxonomy 207VG0400X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

54.9% of these records appear in a Medicare file, against 57.2% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Illinois54.9%
  2. United States57.2%

Gynecology Physician records in Illinois, measured

  • In a Medicare file62 of 113 · 54.9% here, 57.2% nationally
  • In the CMS Doctors and Clinicians file40 · 35.4% here, 35.7% nationally
  • Not updated in five years or more74 · 65.5% here, 68.7% nationally
  • Median graduation year1998 · the 40 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207VG0400X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

113 NPPES records list gynecology physician (207VG0400X) as their primary taxonomy with a practice address in Illinois: 0.9 per 100,000 residents against 1.1 nationally (50 states and D.C.). Chicago has 27 of them (24%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Virginia112
  2. Massachusetts128
  3. Ohio128
  4. Maryland131

States with a similar rate per 100,000

  1. Washington0.9
  2. Hawaii0.9
  3. Colorado0.9
  4. Louisiana0.9

The largest states

  1. Florida412
  2. California369
  3. New York362
  4. Texas229
  5. Georgia175

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record 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.