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 / ME

JOHN WILLIAM GILBOY, MD

INTERNAL MEDICINE

Medical school: TUFTS UNIVERSITY SCHOOL OF MEDICINE

Graduated: 2018

Also: CRITICAL CARE (INTENSIVISTS), PULMONARY DISEASE

NPI: 1093210171

Practice Locations (4)

MERCY HOSPITAL

155 ROVER RIVER PKWY

PORTLAND, ME 041022779

2078793000

MERCY HOSPITAL

175 FORE RIVER PKWY

PORTLAND, ME 041022779

2078793000

CHEST MEDICINE ASSOCIATES PA

100 FODEN RD, SUITE 103

SOUTH PORTLAND, ME 041062327

2078281122

MERCY HOSPITAL

40 PARK RD

WESTBROOK, ME 040923188

2078578174

Source: CMS National Downloadable File, September 2026.

JOHN GILBOY, MD | HealthCareAtlasUSA