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

CATHLEEN A RYAN, PA

PHYSICIAN ASSISTANT

Graduated: 2018

NPI: 1548726680

Practice Locations (1)

MOUNT SINAI SCHOOL OF MEDICINE

1 HEALTHY WAY

OCEANSIDE, NY 115721551

Source: CMS National Downloadable File, September 2026.

CATHLEEN RYAN, PA | HealthCareAtlasUSA