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

RONALD J GANELLEN

CLINICAL PSYCHOLOGIST

Graduated: 1983

NPI: 1073568457

Practice Locations (1)

405 N WABASH AVE, UNIT 2810

CHICAGO, IL 606115672

3128227255

Source: CMS National Downloadable File, September 2026.