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Healthcare Providers in Illinois

Find doctors, hospitals, and clinics in Illinois from the official NPPES NPI Registry. We found 200 providers in this listing.

200 Providers Found Data from NPPES NPI Registry Updated 2026
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All Providers Doctors Hospitals & Clinics
Showing 1–15 of 200 providers
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Individual (NPI-1) Active

SABRA MARGARET ABBOTT MD, PHD

Psychiatry & Neurology, Sleep Medicine

📍676 N SAINT CLAIR ST STE 7-701, CHICAGO, IL, 60611

📞 312-695-7950

NPI: 1043479405

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Individual (NPI-1) Active

JEHAD ABDALLA MD

Internal Medicine, Sleep Medicine

📍5841 S MARYLAND AVE, CHICAGO, IL, 60637

📞 773-702-9660

NPI: 1053898684

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Individual (NPI-1) Active

OMAR ZUHAIR ABDULFATTAH MD

Internal Medicine, Pulmonary Disease

📍751 N RUTLEDGE ST STE 1700, SPRINGFIELD, IL, 62702

📞 217-545-8000

NPI: 1205259330

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Individual (NPI-1) Active

PHILIP JAMES ABRAHAM M.D.

Internal Medicine, Pulmonary Disease

📍1025 S 6TH ST, SPRINGFIELD, IL, 62703

📞 217-528-7541

NPI: 1548375629

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Individual (NPI-1) Active

RAJU ZACHARIAH ABRAHAM MD

Internal Medicine, Pulmonary Disease

📍500 N WALL ST STE C400, KANKAKEE, IL, 60901

📞 815-933-3814

NPI: 1003830852

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Individual (NPI-1) Active

JAYANT N ACHARYA MD

Psychiatry & Neurology, Neurology

📍751 N RUTLEDGE ST STE 3100, SPRINGFIELD, IL, 62702

📞 217-545-8000

NPI: 1891710695

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Individual (NPI-1) Active

PRANSHU A ADAVADKAR MD

Pediatrics

📍1740 W TAYLOR ST STE 2E, CHICAGO, IL, 60612

📞 312-996-7416

NPI: 1427073352

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Organization (NPI-2) Active

ADVANCE SLEEP SOLUTIONS AND DIAGNOSTICS INC

Internal Medicine, Sleep Medicine

📍820 F TERRA COTTA AVE, CRYSTAL LAKE, IL, 60014

📞 815-455-1315

NPI: 1689742272

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Organization (NPI-2) Active

ADVANCED PSYCHIATRIC SOLUTIONS INC.

Psychiatry & Neurology, Sleep Medicine

📍1200 HARGER RD STE 200, OAK BROOK, IL, 60523

📞 630-607-0387

NPI: 1548791452

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Organization (NPI-2) Active

ADVANCED PULMONARY GROUP LLC

Internal Medicine, Pulmonary Disease

📍6081 KELLER DR, BURR RIDGE, IL, 60527

📞 708-539-6044

NPI: 1588319735

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Organization (NPI-2) Active

ADVANCED SLEEP INSTITUTE LLC

Clinic/Center, Sleep Disorder Diagnostic

📍2731 WEST MAIN, CARBONDALE, IL, 62901

📞 618-519-9999

NPI: 1184969420

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Individual (NPI-1) Active

MUKESH K AHLUWALIA MD

Internal Medicine, Pulmonary Disease

📍3155 E SOUTHERN AVE STE 201, MESA, AZ, 85204

📞 480-655-8040

NPI: 1417933946

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Individual (NPI-1) Active

ZEESHAN NASEER AHMAD MD

Internal Medicine, Pulmonary Disease

📍611 MOCKSVILLE AVE, SALISBURY, NC, 28144

📞 704-633-7220

NPI: 1235392994

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Individual (NPI-1) Active

AMMAR ASIF AHMED MD

Internal Medicine, Pulmonary Disease

📍13250 WASHINGTON AVE, MOUNT PLEASANT, WI, 53177

📞 262-799-8700

NPI: 1821619388

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Individual (NPI-1) Active

MOHAMAD AL-MASSALKHI M.D.

Internal Medicine, Critical Care Medicine

📍13526 TALLGRASS TRL, ORLAND PARK, IL, 60462

📞 708-307-3439

NPI: 1457300857

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🗺 Cities in Illinois

📍 Chicago 📍 Aurora 📍 Joliet 📍 Naperville 📍 Rockford 📍 Springfield 📍 Peoria 📍 Elgin 📍 Waukegan 📍 Champaign 📍 Cicero 📍 Bloomington 📍 Arlington Heights 📍 Evanston 📍 Bolingbrook 📍 Schaumburg 📍 Decatur 📍 Palatine 📍 Wheaton 📍 Skokie

📊 Quick Stats

Providers Listed 200
Cities Found 20
State Illinois
Source NPPES NPI Registry

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Healthcare in Illinois

Illinois has one of the most sophisticated healthcare systems in the United States, anchored by Chicago — a global center for medical education, research, and clinical care. The city is home to world-renowned institutions including Northwestern Memorial Hospital (consistently ranked #1 in Illinois by U.S. News & World Report), University of Chicago Medicine, Rush University Medical Center, Advocate Health Care, and Lurie Children's Hospital of Chicago. The University of Illinois Hospital & Health Sciences System (UI Health) serves as a major safety-net provider in Chicago.

Illinois's Medicaid program, administered by the Illinois Department of Healthcare and Family Services (HFS) (hfs.illinois.gov), covers approximately 3.5 million residents. The state expanded Medicaid in 2014 and has one of the most comprehensive Medicaid programs in the country. Illinois also operates Get Covered Illinois, the state's ACA marketplace navigator program.

Outside Chicago, healthcare access varies significantly. Downstate Illinois has experienced rural hospital closures and physician shortages, particularly in southern and central Illinois. The Illinois Department of Public Health (IDPH) (dph.illinois.gov) oversees public health programs and healthcare facility licensing. The Illinois Medical Licensing Board licenses physicians through the Illinois Department of Financial and Professional Regulation.

Frequently Asked Questions — Illinois Healthcare