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; 801–900 of 1,319.

NameSpecialtyCity
Mariam NawasHematology-OncologyChicago, IL
Anu R NeerukondaHematology-OncologyChicago, IL
Amelia R Nelson, M.D.AnesthesiologyChicago, IL
Joseph L Newberg, MDFamily PracticeLa Porte, IN
Vanessa Y NgAnesthesiologyChicago, IL
Anh K Nguyen, CRNACertified Registered Nurse Anesthetist (CRNA)Chicago, IL
Ann B Nguyen, MDAdvanced Heart Failure and Transplant CardiologyChicago, IL
Khanh T NguyenInternal MedicineChicago, IL
Kelli Nickols, APNNurse PractitionerHarvey, IL
Katherine A Niekamp, PA-CPhysician AssistantEvanston, IL
Karan Nijhawan, MDInterventional RadiologyChicago, IL
Junaid NizamuddinAnesthesiologyChicago, IL
Sarah NizamuddinAnesthesiologyChicago, IL
Afsheen Noorani, APNNurse PractitionerChicago, IL
Nasim Nourmohammadi, D.OAnesthesiologyChicago, IL
Tamisha A Novak, APNNurse PractitionerChicago, IL
Corinne Novelli, CRNACertified Registered Nurse Anesthetist (CRNA)Chicago, IL
Kenneth NunesObstetrics & GynecologyChicago, IL
Mark E Nunnally, MDAnesthesiologyNew York, NY
Sharmilee M Nyenhuis, M.D.Pediatric MedicineChicago, IL
Zainab Obaidi, M.DNephrologyBaltimore, MD
Olufunmilayo H Obisesan, MD, MPHHospitalistChicago, IL
Leziga T Obiyo, MDAnesthesiologyStanford, CA
Cara O'BrienNurse PractitionerOrland Park, IL
Michael O'ConnorAnesthesiologyChicago, IL
Olatoyosi OdenikeHematology-OncologyChicago, IL
Matthew A Odenwald, MDGastroenterologyChicago, IL
Peter OdonnellHematology-OncologyChicago, IL
Cristina M Odonoghue, M.D., M.P.H.Surgical OncologyChicago, IL
Won H OhPhysician AssistantChicago, IL
Justin L OkrayPhysician AssistantChicago, IL
Stephan A OlayaHospitalistChicago, IL
Andrea D Olivas, M.D.PathologyChicago, IL
Olufunmilayo OlopadeHematology-OncologyChicago, IL
Kinga S Olortegui, M.D.Colorectal Surgery (Proctology)Chicago, IL
Adriana OlsonEmergency MedicineChicago, IL
Daniel Olson, M.D.Hematology-OncologyChicago, IL
Erik Olson, NPNurse PractitionerSouth Bend, IN
Nathan OlsonEmergency MedicineChicago, IL
Oluwakemi OnajinDermatologyChicago, IL
Cecilia Ong, MDGeneral SurgeryChicago, IL
David R OnsagerCardiac SurgeryChicago, IL
Natalie S Opanasets, M.D.Family PracticeMichigan City, IN
Elvisa OrhaniHospitalistChicago, IL
Karen D Orjuela Traslavina, M.DNeurologyChicago, IL
Daniel Orozco, MDNeurologyJanesville, WI
Bernhard Ortel, MDDermatologyChicago, IL
Elvia OrtizNurse PractitionerChicago, IL
Rebeca Ortiz Worthington, MDInternal MedicineChicago, IL
Katie O'SullivanEndocrinologyChicago, IL
Takeyoshi OtaCardiac SurgeryChicago, IL
Aytekin OtoDiagnostic RadiologyChicago, IL
Karine Otten, APN-BCNurse PractitionerChicago, IL
Julie OylerInternal MedicineChicago, IL
Anish OzaAnesthesiologyGlendale Heights, IL
Cevher Ozcan, M.D.Clinical Cardiac ElectrophysiologyChicago, IL
Yasemin A OzcanPhysical Medicine and RehabilitationChicago, IL
Neval Ozkaya, MDPathologyChicago, IL
Alyssa PabalanEmergency MedicineChicago, IL
Bella Y Padaoan, CRNACertified Registered Nurse Anesthetist (CRNA)Berwyn, IL
Mahesh PadmanabanNeurologyChicago, IL
Jade V Pagkas-Bather, MDInfectious DiseaseChicago, IL
Chanannait PaisansathanAnesthesiologyChicago, IL
Alejandro PalmaEmergency MedicineChicago, IL
Joshua PanAnesthesiologyChicago, IL
Gladell PanerPathologyChicago, IL
Silvana PannainEndocrinologyChicago, IL
Amy L PannarallaFamily PracticeChicago, IL
Krunal H PardiwalaGeneral SurgeryChicago, IL
William ParkerPulmonary DiseaseChicago, IL
Kristin Pascoe, MDObstetrics & GynecologyChicago, IL
Susan Pass, APRN, CRNACertified Registered Nurse Anesthetist (CRNA)Chicago, IL
Olga Pasternak-WiseDiagnostic RadiologyChicago, IL
Insiyyah Patanwala, M.D.Obstetrics & GynecologyOrlando, FL
Anand A PatelHematology-OncologyChicago, IL
Bansari S PatelNurse PractitionerChicago, IL
Bhakti PatelPulmonary DiseaseChicago, IL
Brooke PatelNurse PractitionerChicago, IL
Hena N PatelCardiologyChicago, IL
Kishan H Patel, MDAnesthesiologyChicago, IL
Pramod Patel, M.D.AnesthesiologyMaywood, IL
Roshni K Patel, PHYSICIAN ASSISTANTPhysician AssistantChicago, IL
Roshni T PatelPhysician AssistantChicago, IL
Shiragi Patel, MDAnesthesiologyChicago, IL
Vivek Patel, DPMPodiatrySouth Holland, IL
Akash PatnaikMedical OncologyChicago, IL
Jonathan PaulInterventional CardiologyChicago, IL
Sonali PaulGastroenterologyChicago, IL
Thomas Pawlowski, D.O.Family PracticeFlossmoor, IL
Sarah E PayneNurse PractitionerChicago, IL
Elizabeth S Pealy, M.D.AnesthesiologyLibertyville, IL
Alexander PearsonHematology-OncologyChicago, IL
Renee Peart, MDAnesthesiologyOlympia Fields, IL
Melissa PeckNurse PractitionerChicago, IL
Monica E Peek, M.D., M.P.H.Internal MedicineChicago, IL
Miroslav P Peev, M.D.Thoracic SurgeryChicago, IL
Joel PekowGastroenterologyChicago, IL
Cynthia C Perez, CRNACertified Registered Nurse Anesthetist (CRNA)Chicago, IL
Omar M Perez, M.D.Orthopedic SurgeryMunster, IN
Rosario A Perez GutierrezGeneral SurgeryChicago, 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