Clinicians affiliated with University Of Chicago

1,712 clinicians on file with this group · most practice in Chicago-Naperville-Elgin, IL-IN · PAC ID 7719899426

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

1,319 clinicians affiliated with University Of Chicago are in the 2024 Medicare Part B data, 977 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 · Nurse Practitioner (150) · Physician Assistant (100) · Anesthesiology (94) · Internal Medicine (93) · Certified Registered Nurse Anesthetist (CRNA) (68) · Diagnostic Radiology (57) · Hematology-Oncology (57) · Hospitalist (46) · Neurology (46) · Pathology (46) · Emergency Medicine (41) · Family Practice (39) · General Surgery (39) · Obstetrics & Gynecology (37) · Gastroenterology (34) · Pulmonary Disease (25) · Nephrology (23) · Cardiology (22) · Orthopedic Surgery (21) · Radiation Oncology (20) · Endocrinology (18) · Otolaryngology (16) · Neurosurgery (14) · Geriatric Medicine (13) · Ophthalmology (13) · Pediatric Medicine (13) · Rheumatology (13) · Dermatology (12) · Infectious Disease (12) · Urology (12) · Plastic and Reconstructive Surgery (10) · Psychiatry (9) · Thoracic Surgery (9) · Advanced Heart Failure and Transplant Cardiology (8) · Vascular Surgery (8) · Clinical Cardiac Electrophysiology (7) · Colorectal Surgery (Proctology) (6) · Gynecological Oncology (6) · Hospice and Palliative Care (5) · Surgical Oncology (5) · Audiologist (4) · Cardiac Surgery (4) · Certified Clinical Nurse Specialist (4) · Interventional Cardiology (4) · Medical Oncology (4) · Podiatry (4) · Hand Surgery (3) · Physical Medicine and Rehabilitation (3) · Psychologist, Clinical (3) · Speech Language Pathologist (3) · Certified Nurse Midwife (2) · General Practice (2) · Hematopoietic Cell Transplantation and Cellular Therapy (2) · Interventional Radiology (2) · Registered Dietitian or Nutrition Professional (2) · Allergy/ Immunology (1) · Critical Care (Intensivists) (1) · Licensed Clinical Social Worker (1) · Optometry (1) · Pain Management (1) · Sports Medicine (1)

Specialty links go to the specialty in Chicago-Naperville-Elgin, IL-IN.

Clinicians affiliated with University Of Chicago, 2024

Alphabetical by last name; 1,101–1,200 of 1,319.

NameSpecialtyCity
Lauren S Singer, MDNeurologyChicago, IL
Natasha SinghHospitalistChicago, IL
Ruchi SinglaPediatric MedicineChicago, IL
Lalitha M Sitaraman, MDGastroenterologyChicago, IL
Aranee P Sivananthan, MDRadiation OncologyChicago, IL
Christopher SkellyVascular SurgeryChicago, IL
Ted A Skolarus, MDUrologyChicago, IL
Dimitra Skondra, MDOphthalmologyChicago, IL
Courtney SlabaughNurse PractitionerChicago, IL
Jeremy A SlivnickCardiologyChicago, IL
Rosemarie SlowikowskiCertified Registered Nurse Anesthetist (CRNA)Chicago, IL
Stephen SmallAnesthesiologyChicago, IL
Jacqueline Smart, FNP-CNurse PractitionerChicago, IL
Jennifer SmazilNurse PractitionerDowners Grove, IL
Suzette M Smierciak, CRNACertified Registered Nurse Anesthetist (CRNA)Munster, IN
Carrie SmithObstetrics & GynecologyChicago, IL
Roxanne E Smith, MDFamily PracticeOak Lawn, IL
Sonali SmithHematology-OncologyChicago, IL
Craig Smuda, M.D. PH.D.RheumatologyChicago, IL
Shari SnowObstetrics & GynecologyChicago, IL
Betty SolivenNeurologyChicago, IL
Julian Solway, MDPulmonary DiseaseChicago, IL
Christina SonRadiation OncologyChicago, IL
Suisui SongRadiation OncologyChicago, IL
Sweta Soni, MA, CCC/SLPSpeech Language PathologistChicago, IL
Matthew SorrentinoCardiologyChicago, IL
Maria C SosenkoRheumatologyChicago, IL
Kathleen M Sperling, CRNACertified Registered Nurse Anesthetist (CRNA)Chicago, IL
Thomas SpiegelEmergency MedicineChicago, IL
Michele Stack, CRNACertified Registered Nurse Anesthetist (CRNA)Oak Park, IL
Gregory StacyDiagnostic RadiologyChicago, IL
Kimberly StanfordEmergency MedicineChicago, IL
Nicole StankusNephrologyChicago, IL
Jamie O Staudt, MDEmergency MedicineChicago, IL
Lawrence Steinberg, MDAnesthesiologyHighland Park, IL
Kayla M Steinhorst, DNP, CRNACertified Registered Nurse Anesthetist (CRNA)Chicago, IL
Jeffrey StepanHand SurgeryChicago, IL
John H Stepney, PA-CPhysician AssistantChicago, IL
Rebecca Stern, MDInternal MedicineChicago, IL
Theodore L Stern, MDFamily PracticeWestmont, IL
Todd SternInternal MedicineChicago, IL
Brady Still, MDAnesthesiologyChicago, IL
Wendy StockHematology-OncologyChicago, IL
Christopher StrausDiagnostic RadiologyChicago, IL
Mary StrekPulmonary DiseaseChicago, IL
Kimberly SturmPhysician AssistantChicago, IL
Ashley N Suah, M.D.General SurgeryChicago, IL
Kari A SullivanNurse PractitionerChicago, IL
Rohan Sundaralingam, M.DAnesthesiologyChicago, IL
Narayan SundaramDiagnostic RadiologyChicago, IL
Stanley SwatCardiologyChicago, IL
Randy SweisHematology-OncologyChicago, IL
Patricia SwistowiczNurse PractitionerChicago, IL
Jennifer C Szafran, M.D.Pulmonary DiseaseChicago, IL
Russell Z Szmulewitz, M.D.Hematology-OncologyChicago, IL
Taylor M Szpara, D.O.Emergency MedicineMelrose Park, IL
Corey TabitCardiologyChicago, IL
Lisa A Taitsman, MDOrthopedic SurgerySeattle, WA
Candice Ann A Tan, MMS, PA-C, RDPhysician AssistantChicago, IL
Lady M Tan, APNNurse PractitionerDyer, IN
Mark Tan, M.D.Plastic and Reconstructive SurgerySouth Pasadena, CA
Joyce W Tang, M.D.Internal MedicineChicago, IL
James TaoNeurologyChicago, IL
Kristen Taruc, NP-CNurse PractitionerChicago, IL
Helen TeGastroenterologyChicago, IL
Kabirat O Tepede, DNPCertified Nurse MidwifeChicago, IL
Vera Tesic, M.D.PathologyChicago, IL
Arti D Tewari, MDHospitalistChicago, IL
Tanya Thielen, PA-CPhysician AssistantChicago, IL
Michael J ThirmanHematology-OncologyChicago, IL
Caroline Thomas, MDAnesthesiologyChicago, IL
Celeste ThomasEndocrinologyChicago, IL
Stephanie ThomasNurse PractitionerChicago, IL
Katherine ThompsonGeriatric MedicineChicago, IL
Sean R Thompson, MDEmergency MedicineChicago, IL
Theodore Timothy, M.D.AnesthesiologyChicago, IL
Melissa Y Tjota, MD, PHDPathologyChicago, IL
Daniel Tobes, DOAnesthesiologyOro Valley, AZ
Marie TobinPsychiatryChicago, IL
Cezar B TolentinoFamily PracticeChicago, IL
Greg TomczykPhysician AssistantChicago, IL
Rade Tomic, MDPulmonary DiseaseChicago, IL
Hannah M TomsPhysician AssistantChicago, IL
Jeffrey L Tong, MDAnesthesiologyChicago, IL
James TonsgardPediatric MedicineChicago, IL
Brian C Toolan, MDOrthopedic SurgeryLockport, IL
Felipe TorresCertified Registered Nurse Anesthetist (CRNA)Chicago, IL
Daniel Trif, MDAnesthesiologyArlington Heights, IL
Ma April A Trillana, APNNurse PractitionerChicago, IL
Shivika Trivedi, M.D.Obstetrics & GynecologyChicago, IL
Caroline A TrotmanPhysician AssistantChicago, IL
Kimberly TrotterRheumatologyChicago, IL
Jonathan A Trujillo, M.D.Hematology-OncologyChicago, IL
Anna M Trzcinska, D.M.DPathologyChicago, IL
Sandeep TummalaHospitalistChicago, IL
Avery TungAnesthesiologyChicago, IL
Elizabeth TungInternal MedicineChicago, IL
Mark A Ubbens, CRNPNurse PractitionerChicago, IL
Furkan Ufuk, MDDiagnostic RadiologyChicago, IL
Nishanth Uli, MDOphthalmologyChicago, IL

Practice locations

Listed practice locations in California, Iowa, Illinois, Indiana.

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