HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / IL

WILLIAM L NELSON, MD

INTERNAL MEDICINE

Medical school: UNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE

Graduated: 1995

NPI: 1326051640

Practice Locations (1)

87 N AIRLITE ST, SUITE 150

ELGIN, IL 601234991

8476975144

Source: CMS National Downloadable File, September 2026.

WILLIAM NELSON, MD | HealthCareAtlasUSA