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

PETER A GUILFOYLE, PA

PHYSICIAN ASSISTANT

Graduated: 2013

NPI: 1427011568

Practice Locations (5)

MERCY HOSPITAL

19 S GORHAM XING

GORHAM, ME 040382690

2075351400

MERCY HOSPITAL

155 ROVER RIVER PKWY

PORTLAND, ME 041022779

2078793000

MERCY HOSPITAL

175 FORE RIVER PKWY

PORTLAND, ME 041022779

2078793000

MERCY HOSPITAL

40 PARK RD

WESTBROOK, ME 040923188

2078578174

MERCY HOSPITAL

409 ROOSEVELT TRL

WINDHAM, ME 040624821

2074008600

Source: CMS National Downloadable File, September 2026.