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 / MA

MICHAEL J GILLIS

PHYSICIAN ASSISTANT

Graduated: 2014

Offers telehealth

NPI: 1487061016

Practice Locations (3)

RIVERBEND MEDICAL GROUP INC

230 MAIN ST

AGAWAM, MA 010011838

4137896800

RIVERBEND MEDICAL GROUP INC

233 CAREW ST

SPRINGFIELD, MA 011042377

4137489212

RIVERBEND MEDICAL GROUP INC

271 CAREW ST

SPRINGFIELD, MA 011042377

4137489000

Source: CMS National Downloadable File, September 2026.

MICHAEL GILLIS | HealthCareAtlasUSA