NPI Portal NPI Lookup & Verification

Internal Medicine in Warrenville, IL

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

Internal Medicine providers in Warrenville, IL
NPI Name Type Specialty Location
1932546249 Abrahim Syed Individual Rheumatology Physician Warrenville, IL
1518115252 Angelica Gierut Individual Rheumatology Physician Warrenville, IL
1083771711 Corinna Weckerle Individual Rheumatology Physician Warrenville, IL
1356523898 Dragana Tomic Individual Hematology & Oncology Physician Warrenville, IL
1710367008 Fahad Faruqi Individual Hematology & Oncology Physician Warrenville, IL
1952398885 Jean Houlihan Individual Internal Medicine Physician Warrenville, IL
1477540821 John Ayers Individual Hematology & Oncology Physician Warrenville, IL
1912163114 Kevin Dawravoo Individual Hematology & Oncology Physician Warrenville, IL
1023677010 Kishan Patel Individual Gastroenterology Physician Warrenville, IL
1265522866 Laura Horvath Individual Hematology & Oncology Physician Warrenville, IL
1902886021 Linda Ferris Individual Hematology & Oncology Physician Warrenville, IL
1700873643 Michael Kahn Individual Medical Oncology Physician Warrenville, IL
1740784313 Renee Cheng Individual Hematology & Oncology Physician Warrenville, IL
1740802214 Renovena Health Inc Organization Geriatric Medicine (Internal Medicine) Physician Warrenville, IL
1770389538 Warrenville Primary Care Organization Internal Medicine Physician Warrenville, IL

Frequently asked questions

How many Internal Medicine providers are in Warrenville, IL?
The latest NPPES snapshot lists 15 active Internal Medicine providers with a practice address in Warrenville, Illinois.
How do I check a Internal Medicine provider's NPI in Warrenville?
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.