Clinicians affiliated with Cook County
788 clinicians on file with this group · most practice in Chicago-Naperville-Elgin, IL-IN · PAC ID 2860398088
615 clinicians affiliated with Cook County are in the 2024 Medicare Part B data, 498 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.
Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report
Affiliated clinicians by specialty, 2024
All specialties · Internal Medicine (86) · Physician Assistant (49) · Nurse Practitioner (43) · Family Practice (41) · Emergency Medicine (40) · Diagnostic Radiology (33) · Anesthesiology (27) · General Surgery (21) · Ophthalmology (21) · Infectious Disease (18) · Neurology (14) · Pulmonary Disease (13) · Cardiology (12) · Obstetrics & Gynecology (12) · Pathology (12) · Hematology-Oncology (11) · General Practice (10) · Hospitalist (9) · Nephrology (9) · Gastroenterology (8) · Otolaryngology (8) · Psychiatry (8) · Rheumatology (8) · Certified Registered Nurse Anesthetist (CRNA) (7) · Critical Care (Intensivists) (6) · Dermatology (6) · Interventional Radiology (6) · Orthopedic Surgery (6) · Urology (6) · Endocrinology (5) · Licensed Clinical Social Worker (5) · Radiation Oncology (5) · Vascular Surgery (5) · Colorectal Surgery (Proctology) (4) · Optometry (4) · Plastic and Reconstructive Surgery (4) · Psychologist, Clinical (4) · Neurosurgery (3) · Physical Medicine and Rehabilitation (3) · Podiatry (3) · Thoracic Surgery (3) · Allergy/ Immunology (2) · Geriatric Medicine (2) · Medical Oncology (2) · Oral Surgery (Dentist only) (2) · Surgical Oncology (2) · Hospice and Palliative Care (1) · Interventional Cardiology (1) · Maxillofacial Surgery (1) · Nuclear Medicine (1) · Pain Management (1) · Pediatric Medicine (1) · Sleep Medicine (1)
Specialty links go to the specialty in Chicago-Naperville-Elgin, IL-IN.
Clinicians affiliated with Cook County, 2024
Alphabetical by last name; 501–600 of 615.
| Name | Specialty | City |
|---|---|---|
| Grazyna J Siwy, M.D. | General Practice | Chicago, IL |
| Lauren M Smith, M.D. | Emergency Medicine | Chicago, IL |
| Pamela D Smith, M.D. | Internal Medicine | Chicago, IL |
| Patrika L Smith, M.D. | Internal Medicine | Chicago, IL |
| Ashley J Smith Nunez, MD | Critical Care (Intensivists) | Mattoon, IL |
| Hugo A Solari, M.D. | Psychiatry | Chicago, IL |
| Marie C Solola, PAC | Physician Assistant | Kenosha, WI |
| Ally-Khan B Somani, M.D., PH.D. | Dermatology | Orland Park, IL |
| Kathy R Sonenthal, M.D. | Allergy/ Immunology | Chicago, IL |
| Doris O Sosa, M.D. | Anesthesiology | Boston, MA |
| Sydney Spring, PA-C | Physician Assistant | Chicago, IL |
| Krishnan Srinivasan, MD | Hematology-Oncology | Champaign, IL |
| Tequilla Stanciel, MD | Internal Medicine | Evanston, IL |
| Frederic L Starr, M.D. | General Surgery | Chicago, IL |
| Andrew P Stein, MD | Otolaryngology | Chicago, IL |
| Stephen Steiner, M.D. | Internal Medicine | Chicago, IL |
| Stephanie J Strahler | Physician Assistant | Chicago, IL |
| Florian Stroie, DO | Urology | Tampa, FL |
| Shelby Strong, FNP | Nurse Practitioner | Chicago, IL |
| Linda J Strozdas, PSYD | Psychologist, Clinical | Chicago, IL |
| Matthew R Stutz, MD | Pulmonary Disease | Chicago, IL |
| Gunar G Subieta Benito, MD | Anesthesiology | Chicago, IL |
| Jennifer L Suffern, DPM | Podiatry | Chicago, IL |
| Giries W Sweis, PSY.D., M.H.S. | Psychologist, Clinical | Cleveland, OH |
| Uzma N Syed, M.D | Endocrinology | Willowbrook, IL |
| Nigist A Taddese, MD | Internal Medicine | Chicago, IL |
| Jahangir Tai, D.O. | Emergency Medicine | Sandwich, IL |
| Kallolini S Tailor, MD | Diagnostic Radiology | Chicago, IL |
| Deimante M Tamkus, M.D. | Hematology-Oncology | Chicago, IL |
| Rajive Tandon, M.D. | Pulmonary Disease | Naperville, IL |
| Ping Tang, MD, PH.D | Pathology | Maywood, IL |
| Sonia Tanwar | Internal Medicine | Chicago, IL |
| Mary Tate, MD MPH | Obstetrics & Gynecology | Chicago, IL |
| Noor Tazudeen, M.D. | Dermatology | Chicago, IL |
| Athittaya Techawantochandej, MD | Internal Medicine | Chicago, IL |
| Anupama Thakrar, M.D. | Radiation Oncology | Chicago, IL |
| Catherine J Thomas, M.D. | Ophthalmology | Chicago, IL |
| Manju Thomas | Nurse Practitioner | Chicago, IL |
| Lisa S Thompson, M.D. | Ophthalmology | Gurnee, IL |
| Chantal Sylvie M Tinfang, M.D. | Family Practice | Chicago, IL |
| Kenneth S Toth, M.D. | Anesthesiology | Oak Lawn, IL |
| Jonathan M Tottleben, M.D. | Internal Medicine | Chicago, IL |
| James E Towner, MD | Neurosurgery | Rochester, NY |
| Christina Tragos | Plastic and Reconstructive Surgery | Chicago, IL |
| Donald W Trepashko, M.D. | Nuclear Medicine | Chicago, IL |
| Thomas Triantafillou, M.D. | Geriatric Medicine | Oak Lawn, IL |
| Aiman Tulaimat, MD | Critical Care (Intensivists) | Chicago, IL |
| Rafael Turbay, M.D. | Internal Medicine | Chicago, IL |
| Arnold F Turner, M.D. | Internal Medicine | Chicago, IL |
| Marian Turner, FNP-BC | Nurse Practitioner | Ann Arbor, MI |
| Anna M Tzonkov, M.D. | Anesthesiology | Chicago, IL |
| Shreeyala Uday, M.D. | Internal Medicine | Chicago, IL |
| Farhana F Uddin, P.A. | Physician Assistant | Chicago, IL |
| Ozuru O Ukoha, M.D., | Thoracic Surgery | Chicago, IL |
| Joy A Ungaretti, M.D. | Obstetrics & Gynecology | Chicago, IL |
| Madhuri Uppalapati, M.D. | Sleep Medicine | Woodridge, IL |
| Helen N Utomi, NP | Nurse Practitioner | Chicago, IL |
| Manuel F Utset | Pathology | Chicago, IL |
| Michael F Uzer, M.D. | Gastroenterology | Burlington, VT |
| Roji M Valiathara, APN | Nurse Practitioner | Chicago, IL |
| Daniel Van Aartsen, MD | Infectious Disease | Chicago, IL |
| Alan D Vanopstal, M.D. | Emergency Medicine | Evanston, IL |
| Sergio Vargas, M.D. | Internal Medicine | Chicago, IL |
| Gabriela Velazquez | Physician Assistant | River Forest, IL |
| Shilpa Vellookunnel, PA-C | Physician Assistant | Chicago, IL |
| Pamela T Vergara-Rodriguez, MD | Psychiatry | Chicago, IL |
| Aashesh Verma, M.D. | Gastroenterology | Des Plaines, IL |
| Jane Vernik, M.D. | Nephrology | Chicago, IL |
| Patricia Vidal, M.D. | Urology | Chicago, IL |
| Aviral Vij, M.D. | Cardiology | Chicago, IL |
| Olga S Vinokur, M.D. | Diagnostic Radiology | Berwyn, IL |
| Daniel W Vittum, MD | Family Practice | North Riverside, IL |
| Jenna J Vogt, PA-C | Physician Assistant | Chicago, IL |
| Taruna Waghray-Penmetcha, M.D | Anesthesiology | Chicago, IL |
| Thomas Waller | Infectious Disease | Chicago, IL |
| William Walsh, M.D. | Emergency Medicine | Evergreen Park, IL |
| Chen Y Wang, M.D. | Family Practice | Chicago, IL |
| Qian Wang | Internal Medicine | Chicago, IL |
| Karin A Warden-Thomas, FNP-BC | Nurse Practitioner | Gary, IN |
| Jeffrey D Watts, MD | Psychiatry | Chicago, IL |
| Joseph Weber, M.D. | Emergency Medicine | Oak Park, IL |
| Julie S Wecsler, M.D. | General Surgery | Chicago, IL |
| Sharon F Welbel, M.D. | General Practice | Chicago, IL |
| Nancy Wilkins, MD | Diagnostic Radiology | Chicago, IL |
| Mark A Wille, M.D. | Urology | Chicago, IL |
| Brett B Williams, MD | Infectious Disease | Boston, MA |
| Joel C Williams, M.D. | Orthopedic Surgery | Chicago, IL |
| Renaldo Williams | General Surgery | Baltimore, MD |
| Shannae Williams, MD | Family Practice | Chicago, IL |
| Jessica O Wilson, MD, MPH | Neurology | Chicago, IL |
| Mara D Wilson, APRN | Nurse Practitioner | Chicago, IL |
| Ashlea Winfield-Dial, M.D. | Emergency Medicine | Chicago, IL |
| Barbara G Winston, LCSW | Licensed Clinical Social Worker | Evanston, IL |
| Keith J Wolfe, M.D. | Diagnostic Radiology | Chicago, IL |
| Richard C Wolfinger, PA-C | Physician Assistant | Chicago, IL |
| Philip K Wong, M.D. | Family Practice | Chicago, IL |
| Elizabeth Woodley, PA-C | Physician Assistant | Chicago, IL |
| Ladonna D Wright, P.A. - C | Physician Assistant | Naperville, IL |
| Jeffrey B Wygodny, M,D, | Anesthesiology | Chicago, IL |
| Wenlu W Xiong, M.D. | Rheumatology | Chicago, IL |
Practice locations
Listed practice locations in Illinois.
Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.
Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations