NPI Portal NPI Lookup & Verification

Specialty · city directory

Internal Medicine in Granite City, IL

Active Internal Medicine providers practising in Granite City, Illinois. Profiles include the NPI number, taxonomy code, license state, and practice address.

19 providers indexed

Internal Medicine providers in Granite City, IL

NPI Name Type Specialty Location
1346350808 Abid Nisar Organization Hematology & Oncology Physician Granite City, IL
1740369917 Amar Medical Associates, PC Organization Internal Medicine Physician Granite City, IL
1831601376 Cep America - Illinois Snf, LLP Organization Infectious Disease Physician Granite City, IL
1073567483 Granite City Physicians Corp Organization Internal Medicine Physician Granite City, IL
1285629212 Jowe Hsieh Individual Internal Medicine Physician Granite City, IL
1649278185 Kanubhai Patel Individual Internal Medicine Physician Granite City, IL
1518119536 Karen Sein Ohn Individual Gastroenterology Physician Granite City, IL
1275526956 Lawrence Harmon Individual Internal Medicine Physician Granite City, IL
1922068121 Leyland Thomas Individual Internal Medicine Physician Granite City, IL
1851383301 Michael Adams Individual Internal Medicine Physician Granite City, IL
1447297601 Nelson Yu Individual Sleep Medicine (Internal Medicine) Physician Granite City, IL
1700829025 Oladele Ajao Individual Internal Medicine Physician Granite City, IL
1285060665 Old Six Mile Inpatient Services, LLC Organization Internal Medicine Physician Granite City, IL
1285639559 Prasanna Kumar Individual Internal Medicine Physician Granite City, IL
1013955467 Pulmonary Diagnostic & Therapeutic Services PC Organization Pulmonary Disease Physician Granite City, IL
1669490421 Rajinder Mahay Individual Internal Medicine Physician Granite City, IL
1215590039 Riyadh Salih Individual Internal Medicine Physician Granite City, IL
1881688745 Rod Hartzel Individual Internal Medicine Physician Granite City, IL
1265439640 Timothy Hipskind Individual Internal Medicine Physician Granite City, IL

Frequently asked questions

How many Internal Medicine providers are in Granite City, IL?
The latest NPPES snapshot lists 19 active Internal Medicine providers with a practice address in Granite City, Illinois.
How do I check a Internal Medicine provider's NPI in Granite City?
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 2026-07-13.