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 / CA

JOAN Y SY, DO

FAMILY PRACTICE

Graduated: 1993

Also: OSTEOPATHIC MANIPULATIVE MEDICINE

Offers telehealth

NPI: 1881710440

Practice Locations (1)

24953 PASEO DE VALENCIA, SUITE 1A

LAGUNA HILLS, CA 926534342

9494609200

Source: CMS National Downloadable File, September 2026.