NPI Portal NPI Lookup & Verification

Internal Medicine in Matteson, IL

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

Internal Medicine providers in Matteson, IL
NPI Name Type Specialty Location
1336189869 Dorothy Jones Individual Internal Medicine Physician Matteson, IL
1538100128 Lance Wallace Individual Internal Medicine Physician Matteson, IL
1225078264 Leonard Robinson Individual Internal Medicine Physician Matteson, IL
1114058617 Sherriff Alli-Balogun Individual Internal Medicine Physician Matteson, IL
1962492785 William B Evans MD Sc Organization Nephrology Physician Matteson, IL

Frequently asked questions

How many Internal Medicine providers are in Matteson, IL?
The latest NPPES snapshot lists 9 active Internal Medicine providers with a practice address in Matteson, Illinois.
How do I check a Internal Medicine provider's NPI in Matteson?
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.