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

KATHLEEN MARIE O'BRIEN, MD

PEDIATRIC MEDICINE

Graduated: 2019

NPI: 1104384114

Practice Locations (1)

29373 NETWORK PL

CHICAGO, IL 606731293

Source: CMS National Downloadable File, September 2026.

KATHLEEN O'BRIEN, MD | HealthCareAtlasUSA