NPPES file of Aug 9, 2026

Obstetrics & Gynecology Physician in Illinois

2,062 NPPES records list obstetrics & gynecology physician with a practice address in Illinois, 16 per 100,000 residents, the 8th highest rate of 51. Chicago and Springfield have the most; each record links to the provider's NPI and the Illinois license search. Page 40 of 42.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207V00000X · 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, 700

  1. Chicago700
  2. Springfield68
  3. Park Ridge56
  4. Naperville48
  5. Maywood40

Obstetrics & Gynecology Physician records in Illinois

  1. Elizabeth Walz-Buscher, M.DChicago, IL 606111538171590
  2. Katy Wand, MDQuincy, IL 623011356751366
  3. Chen Wang, MDChicago, IL 606201336153758
  4. Jeannie Wang, MDRockford, IL 611071487714002
  5. Kristina Warner, MDChicago, IL 606111346695509
  6. Susan Warner, M.D.Evanston, IL 602011801888383
  7. Flotillo Watkins, M.D.Machesney Park, IL 611151780692418
  8. Shannon Watley, DOCrystal Lake, IL 600141205821121
  9. Antonia WatrobkaChicago, IL 606121699787127
  10. Amber Watters, MDChicago, IL 606111508177627
  11. Sharon Weaver, M.D.Bloomington, IL 617011215049416
  12. Kyra Webster-LuttrellSpringfield, IL 627021447197660
  13. Tamara Weddington, MDAurora, IL 605061649808668
  14. Peter Weeks, MDNaperville, IL 605401174584130
  15. Gina Wehrmann, MDEvanston, IL 602021992729263
  16. Martin Weiner, MDGurnee, IL 600311285629063
  17. Cecilia Weingart, D.O.Buffalo Grove, IL 600891306161880
  18. Jon Weisbaum, DOUrbana, IL 618011538262845
  19. Gil Weiss, MDChicago, IL 606021558441014
  20. Melinda Weiss, DOChicago, IL 606311073952172
  21. Stacy Weiss, M.D.Arlington Hts, IL 600041902806086
  22. Elizabeth Weldon, M.D.Downers Grove, IL 605151790913648
  23. Katherine WellerChicago, IL 606121245969013
  24. Richard Wellman, MDBloomington, IL 617011184629701
  25. Sarah Werner, MDChicago, IL 606121194220145
  26. Christal West, M.D.Olympia Fields, IL 604611427016856
  27. Joy West, M.D.Chicago, IL 606281053482315
  28. Lauren Westbay, MDMaywood, IL 601531861888562
  29. Robert Westefer, M.D.Peoria, IL 616141205856358
  30. Madeline Wetterhahn, MD MPHRockford, IL 611021982166195
  31. Lydia Weyenberg, MDHuntley, IL 601421407381650
  32. Bryson Whalen, M.D.Glen Carbon, IL 620341255727301
  33. Brook Wharton, M.D.Chicago, IL 606111588816052
  34. Craig Whatcott, MDSpring Valley, IL 613621598871329
  35. Robin Whatley, MDBolingbrook, IL 604401275641003
  36. Catherine Wheatley, M.D.Chicago, IL 606121699095828
  37. Jeffrey Whightsel, MDEffingham, IL 624011023004439
  38. Amy WhitakerChicago, IL 606371023284627
  39. Jacqueline White, MDHomewood, IL 604301932190634
  40. Paula White Prock, MDMaywood, IL 601531619941762
  41. Elsa Whitmore, D.O.Urbana, IL 618011508150020
  42. Nichole Wiepert, M.D.Sycamore, IL 601781871735290
  43. Catherine Wilbert, M.D.Harvey, IL 604261801824420
  44. Rochelle Wilburn, MDAurora, IL 605041649471160
  45. Alison Wiles, MDChicago, IL 606121952862989
  46. Lena Wiley, M.D.Maywood, IL 601531164665386
  47. John Wilhelm, MDChicago, IL 606471992822399
  48. Isabelle Wilkins, M.D.Chicago, IL 606121497868434
  49. Amy Williams, M.D.Chicago, IL 606111730345372
  50. Freager Williams, M.D.Oakbrook Terrace, IL 601811528103207

Source: CMS NPPES, primary taxonomy 207V00000X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 8 of 51 per resident

  1. Michigan18
  2. New Hampshire17
  3. Maryland17
  4. Illinois16
  5. Alaska16
  6. New York16
  7. 50 states and D.C.14

Source: CMS NPPES, primary taxonomy 207V00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

72.4% of these records appear in a Medicare file, against 75.6% 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. Illinois72.4%
  2. United States75.6%

Obstetrics & Gynecology Physician records in Illinois, measured

  • In a Medicare file1,492 of 2,062 · 72.4% here, 75.6% nationally
  • In the CMS Doctors and Clinicians file1,168 · 56.6% here, 60.3% nationally
  • Not updated in five years or more1,043 · 50.6% here, 56.2% nationally
  • Median graduation year2006 · the 1,168 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207V00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

2,062 NPPES records list obstetrics & gynecology physician (207V00000X) as their primary taxonomy with a practice address in Illinois: 16 per 100,000 residents against 14 nationally (50 states and D.C.). Chicago has 700 of them (34%).

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. Pennsylvania1,974
  2. Michigan1,776
  3. Ohio1,572
  4. North Carolina1,548

States with a similar rate per 100,000

  1. Alaska16.2
  2. New York16.2
  3. Maryland16.7
  4. Massachusetts16.1

The largest states

  1. California5,088
  2. Texas3,524
  3. New York3,174
  4. Florida2,601
  5. Pennsylvania1,974

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.