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 / WI

GREGORY T GILLES, MD

ANESTHESIOLOGY

Graduated: 2001

NPI: 1376500082

Practice Locations (4)

MCHS HOSPITALS INC

2310 CRAIG RD

EAU CLAIRE, WI 547016128

7158588100

MCHS HOSPITALS INC

1000 N OAK AVE

Marshfield, WI 544495703

MCHS HOSPITALS INC

1000 N OAK AVE

MARSHFIELD, WI 544495703

7153875511

MCHS HOSPITALS INC

3400 MINISTRY PKWY

WESTON, WI 544765220

7153931000

Source: CMS National Downloadable File, September 2026.

GREGORY GILLES, MD | HealthCareAtlasUSA