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

JOHN P FLAHERTY, MD

INFECTIOUS DISEASE

Graduated: 1983

Also: INTERNAL MEDICINE

Offers telehealth

NPI: 1821028150

Practice Locations (5)

NORTHWESTERN MEDICAL FACULTY FOUNDATION

1333 W BELMONT AVE

CHICAGO, IL 606575785

NORTHWESTERN MEDICAL FACULTY FOUNDATION

675 N SAINT CLAIR ST

CHICAGO, IL 606115975

NORTHWESTERN MEDICAL FACULTY FOUNDATION

675 N ST CLAIR

CHICAGO, IL 606115975

NORTHWESTERN MEDICAL FACULTY FOUNDATION

676 N SAINT CLAIR

CHICAGO, IL 606112927

NORTHWESTERN MEDICAL FACULTY FOUNDATION

676 N SAINT CLAIR ST

CHICAGO, IL 606112927

Source: CMS National Downloadable File, September 2026.

JOHN FLAHERTY, MD | HealthCareAtlasUSA