NPI Portal NPI Lookup & Verification

Internal Medicine in Oak Brook, IL

50 active Internal Medicine providers practice in Oak Brook, Illinois according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in Oak Brook, IL
NPI Name Type Specialty Location
1942297577 Amjad Khan Individual Pulmonary Disease Physician Oak Brook Terrace, IL
1407025208 Annabelle Veerapaneni Individual Hematology & Oncology Physician Oak Brook, IL
1730955527 Apnea Watch LLC Organization Internal Medicine Physician Oak Brook, IL
1720343908 Arshi Basit Individual Endocrinology, Diabetes & Metabolism Physician Oak Brook, IL
1033111042 Arthur Morris Individual Nephrology Physician Oak Brook, IL
1134493315 Azizur Arain Individual Internal Medicine Physician Oak Brook, IL
1295717643 Bhupat Mehta Individual Gastroenterology Physician Oak Brook, IL
1184655276 Cardio Medical Center Sc Organization Cardiovascular Disease Physician Oak Brook Terrace, IL
1699083824 Dennis Lebbin Individual Endocrinology, Diabetes & Metabolism Physician Oak Brook, IL
1912949181 Elisa Scott Individual Adolescent Medicine (Internal Medicine) Physician Oak Brook, IL
1881854669 Emily Tuerk Individual Internal Medicine Physician Oak Brook, IL
1780947853 Eric Louie Individual Cardiovascular Disease Physician Oak Brook, IL
1538371893 Fauzia Rana Individual Internal Medicine Physician Oak Brook, IL
1326080177 Harley Brooks Individual Adolescent Medicine (Internal Medicine) Physician Oak Brook, IL
1679683197 Hinsdale Oncology Associates, Sc Organization Hematology & Oncology Physician Oak Brook, IL
1699201582 Id Associates Limited Organization Infectious Disease Physician Oak Brook, IL
1164793949 Jennifer Candel Individual Internal Medicine Physician Oak Brook, IL
1255561676 Jessica Garcia Individual Hematology & Oncology Physician Oak Brook, IL
1154363372 John Davis Individual Adolescent Medicine (Internal Medicine) Physician Oak Brook, IL
1831170356 Karen Louie Individual Hematology & Oncology Physician Oak Brook, IL
1235662370 Kevin Khoury Individual Gastroenterology Physician Oak Brook, IL
1831125988 Mathai Karingada Individual Internal Medicine Physician Oak Brook, IL
1295155877 Medrad Clinics Sc Organization Internal Medicine Physician Oak Brook, IL
1699721142 Meera Madappallil Individual Internal Medicine Physician Oak Brook, IL
1982703856 Mgm Medical Associates, Ltd. Sc Organization Internal Medicine Physician Oak Brook, IL
1306341136 Midwest Diabetes & Endocrine Specialty LLC Organization Endocrinology, Diabetes & Metabolism Physician Oak Brook, IL
1073551594 Mohammed Shabbir Individual Internal Medicine Physician Oak Brook, IL
1336937747 Monte Care Group Inc Organization Internal Medicine Physician Oak Brook, IL
1336434687 Mullapudi Medical LLC Organization Internal Medicine Physician Oak Brook, IL
1427090653 Nancy Field Individual Adolescent Medicine (Internal Medicine) Physician Oak Brook, IL
1457393209 Nancy Tran Individual Internal Medicine Physician Oak Brook, IL
1154675528 Nani Elk Grove Organization Nephrology Physician Oak Brook, IL
1417376385 Nani-Ihp LLC Organization Nephrology Physician Oak Brook, IL
1124069182 Nephrology Associates of Northern Illinois, Ltd. Organization Nephrology Physician Oak Brook, IL
1134319924 Nephrology Associates of Northern Illinois, Ltd. Organization Nephrology Physician Oak Brook, IL
1962863308 Omni Transitional Care Inc Organization Internal Medicine Physician Oak Brook, IL
1588774038 Patricia Steinecker Individual Hematology & Oncology Physician Oak Brook, IL
1639418791 Peter Barath Individual Cardiovascular Disease Physician Oak Brook, IL
1376804864 Physician Services at Home S.C Organization Internal Medicine Physician Oak Brook, IL
1326904178 Premier Gi Pllc Organization Gastroenterology Physician Oak Brook, IL
1366839854 Pulmonary, Critical Care & Sleep Associates Organization Pulmonary Disease Physician Oak Brook, IL
1790869543 Rajani Sharma Individual Internal Medicine Physician Oak Brook, IL
1801017058 Ranjani Mohan Individual Internal Medicine Physician Oak Brook, IL
1851519250 Rasheed Akhtar Organization Hematology & Oncology Physician Oak Brook, IL
1407877160 Riaz Akhtar Individual Cardiovascular Disease Physician Oak Brook Terrace, IL
1710045786 Richard Herbert Individual Internal Medicine Physician Oak Brook, IL
1801854856 Robin Rothbard Individual Internal Medicine Physician Oak Brook, IL
1801375696 Rush University Medical Center Organization Internal Medicine Physician Oak Brook, IL
1851471957 Subhash Popli Individual Nephrology Physician Oak Brook, IL
1962449439 Suman Narumanchi Individual Internal Medicine Physician Oak Brook, IL

Frequently asked questions

How many Internal Medicine providers are in Oak Brook, IL?
The latest NPPES snapshot lists 50 active Internal Medicine providers with a practice address in Oak Brook, Illinois.
How do I check a Internal Medicine provider's NPI in Oak Brook?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-10.