Clinicians affiliated with Cook County

788 clinicians on file with this group · most practice in Chicago-Naperville-Elgin, IL-IN · PAC ID 2860398088

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

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; 401–500 of 615.

NameSpecialtyCity
Jayleenkumar N Patel, M.D.Pulmonary DiseaseChicago, IL
Monal J Patel, DOInternal MedicineChicago, IL
Shilpa M Patel, MDInternal MedicineFord Heights, IL
Urjeet A Patel, M.D.OtolaryngologyChicago, IL
Thomas D Patrianakos, D.O.OphthalmologyChicago, IL
Christopher PayneCertified Registered Nurse Anesthetist (CRNA)Chicago, IL
Malaika Y Peart, MDInternal MedicineHinsdale, IL
Victor M Pelaez, MDCardiologyChicago, IL
Bharath PendyalaInternal MedicineChicago, IL
Kelly C Peng, D.OEmergency MedicineOceanside, CA
Alejandra Perez-TamayoColorectal Surgery (Proctology)Chicago, IL
Jonathan D Perry, MDAnesthesiologyChicago, IL
Kalyani Perumal, M.D.NephrologyChicago, IL
Vesna Petronic-Rosic, MDDermatologyChicago, IL
Sajan Philip, PA-CPhysician AssistantBolingbrook, IL
Gaelle N Pierre, DNPCertified Registered Nurse Anesthetist (CRNA)Chicago, IL
Serge J Pierre-Louis, M.D.NeurologyChicago, IL
Warren W Piette, M.D.DermatologyChicago, IL
Stamatoula Pilati, MDDiagnostic RadiologyChicago, IL
Marek J Piszczatowski, FNPNurse PractitionerChicago, IL
Ann I Plamoottil, M.D.Emergency MedicineChicago, IL
Elina Polyakova, M.D.Internal MedicineChicago, IL
Kyle J Popovich, M.D.Infectious DiseaseChicago, IL
Sarah J Posey, PA-CPhysician AssistantOak Forest, IL
Stathis Poulakidas, MDCritical Care (Intensivists)Libertyville, IL
Kathleen E Powers, PA-CPhysician AssistantChicago, IL
Avril-Linda S Prempeh, M.D.Internal MedicineGonzales, LA
Nataliya Pyslar, M.D.CardiologyPark Ridge, IL
Nancy Quesada, MDPulmonary DiseaseChicago, IL
Kathryn Radigan, M.D.Pulmonary DiseaseChicago, IL
Shiraz RahimInterventional RadiologyChicago, ID
Abed Rahman, M.D.AnesthesiologyChicago, IL
Bharti Raizada, M.D,AnesthesiologyBerwyn, IL
Nimmi RajagopalFamily PracticeChicago, IL
Maharshi A Rajdev, MDInterventional RadiologyRochester, MN
Anil Ramesh, M.D.NephrologyMunster, IN
Gaurav K Rana, DODiagnostic RadiologyChicago, IL
Tejinder S Randhawa, DOInternal MedicineChicago, IL
Alexander Ree, MDDiagnostic RadiologyMaywood, IL
Motasem Refaat, M.D.Orthopedic SurgeryClovis, CA
Jannet M Reyna-Quito, MDInfectious DiseaseChicago, IL
Katayoun Rezai, M.D.Infectious DiseaseChicago, IL
Pedram Rezai, M.D.Diagnostic RadiologyChicago, IL
Shelby D Rifkin, MDHematology-OncologyJefferson City, MO
Margaret C RigamerVascular SurgeryChicago, IL
Oscar A Rivas Chicas, M.D.Internal MedicineChicago, IL
Diego Rivera, PA-CPhysician AssistantChicago, IL
Kathy L Roberts, FNPNurse PractitionerChicago, IL
Iyesha R Robinson, MDFamily PracticeChicago, IL
Juan F Rodriguez, M.D.General SurgeryUrbana, IL
Ollie RogersNurse PractitionerChicago, IL
Louis Rohr, M.D.Internal MedicineChicago, IL
Raymond Rojas, MDOphthalmologyFairhope, AL
Latoyia E RomanNurse PractitionerChicago, IL
Desmond M Rowe, MDFamily PracticeChicago, IL
Paul G Rubinstein, M.DHematology-OncologyChicago, IL
John Ruggero, D.O.General SurgeryChicago, IL
Juan P Ruiz, M.DNephrologyChicago, IL
Natalia Ruiz, PSYDPsychologist, ClinicalChicago, IL
Abhimanyu Saini, M.D.Interventional CardiologyOak Lawn, IL
Ameen A Salahudeen, M.D.Hematology-OncologyDallas, TX
Maryam Sanati, M.D.Internal MedicineChicago, IL
Matias E Sanchez, MDHematology-OncologyChicago, IL
Ellen C Sanders, PA-CPhysician AssistantChicago, IL
Steven A Sandler, MDHematology-OncologySkokie, IL
Yaveen K Santhiraj, MDInternal MedicineChicago, IL
Vanessa Sarda, M.D.Infectious DiseaseChicago, IL
Alexander J Sauper, MDGeneral SurgeryChicago, IL
Ray Sawaqed, MDVascular SurgeryPalos Heights, IL
Jake Schaffer, PA-CPhysician AssistantChicago, IL
Michael A Schindlbeck, M.D.Emergency MedicineChicago, IL
Kylie J Schmitz, PA-CPhysician AssistantChicago, IL
David Schwartz, MDInfectious DiseaseChicago, IL
Marie Jennifer B Seares, M.D.Internal MedicineChicago, IL
Mondira Sengupta, M.D.RheumatologyChicago, IL
Anna SerafiniNeurologyChicago, IL
Donthamsetti Seshagirirao, MDRadiation OncologyChicago, IL
Binita Shah, PA-CPhysician AssistantChicago, IL
Biraj M Shah, D.D.S., M.D.Maxillofacial SurgeryChicago, IL
Chandrika Shah, PAPhysician AssistantChicago, IL
Chiragi M Shah, MDFamily PracticeAurora, IL
Palak K Shah, PA-CPhysician AssistantChicago, IL
Sagar P Shah, MD, MPHInternal MedicineBurlingame, CA
Sejal Shah, M.D.Internal MedicineOak Park, IL
Hafeez Shaka, MDInternal MedicineDecatur, IL
Shivanjali Shankaran, MDInfectious DiseaseChicago, IL
Abha Sharma, MDFamily PracticeFord Heights, IL
Megan Sheehan, APN CRNACertified Registered Nurse Anesthetist (CRNA)Chicago, IL
Neha Sheng, MDVascular SurgeryLoma Linda, CA
Syed Ali Amir Sherazi, MDInternal MedicineChicago, IL
Nada L Sherman, MDMedical OncologyOak Lawn, IL
Scott Sherman, M.D.Emergency MedicineOak Park, IL
Feinan Shi, MDPathologyChicago, IL
Kyungran Shim, M.D.Internal MedicineChicago, IL
Diane Sierens, M.D.NeurosurgeryRockford, IL
Jennifer Simmons, CNPNurse PractitionerSylvania, OH
Andrew Simms, M.D.HospitalistChicago, IL
Anshu Singh, MDGeneral PracticeChicago, IL
Jeffrey M Singh, D.O.OtolaryngologyEdmonds, WA
Lafayette Singleton, M.D.NeurologyChicago, 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