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 / NY

PETER T BRENNAN, MD

GASTROENTEROLOGY

Graduated: 1980

Also: INTERNAL MEDICINE

NPI: 1780655118

Practice Locations (3)

CAYUGA MEDICAL ASSOCIATES PC

101 DATES DR

ITHACA, NY 148501342

6072744296

CAYUGA MEDICAL ASSOCIATES PC

2435 N TRIPHAMMER RD

ITHACA, NY 148501047

6072523620

CAYUGA MEDICAL ASSOCIATES PC

310 TAUGHANNOCK BLVD, SUITE 4

ITHACA, NY 148503251

6072690100

Source: CMS National Downloadable File, September 2026.