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

HELEN C LONERGAN THOMAS

CERTIFIED CLINICAL NURSE SPECIALIST (CNS)

Graduated: 2007

NPI: 1720221088

Practice Locations (3)

ADVOCATE HEALTH AND HOSPITALS CORPORATION

214 MCHENRY RD

BUFFALO GROVE, IL 600896748

8474591160

ADVOCATE HEALTH AND HOSPITALS CORPORATION

4440 W 95TH ST

OAK LAWN, IL 604532600

ADVOCATE HEALTH AND HOSPITALS CORPORATION

4440 W 95TH ST, 1100H

OAK LAWN, IL 604532600

Source: CMS National Downloadable File, September 2026.

HELEN LONERGAN THOMAS | HealthCareAtlasUSA