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 / CT

DANIEL PETER PETRYLAK, MD

MEDICAL ONCOLOGY

Medical school: CLVLND CLINIC LERNER COLLEGE OF MED OF CASE WSTN RSV UNIVERSITY

Graduated: 1985

Offers telehealth

NPI: 1659387306

Practice Locations (3)

YALE UNIVERSITY

5 PERRYRIDGE RD

GREENWICH, CT 068304608

2038633000

YALE UNIVERSITY

20 YORK ST

NEW HAVEN, CT 065103220

2036884242

YALE UNIVERSITY

800 HOWARD AVE

NEW HAVEN, CT 065191369

2037852140

Source: CMS National Downloadable File, September 2026.