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

MAY J YEN, MD

EMERGENCY MEDICINE

Medical school: UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE

Graduated: 2006

NPI: 1326227232

Practice Locations (2)

REGENTS OF THE UNIVERSITY OF

101 THE CITY DR S

ORANGE, CA 928683201

7144567004

GEM MEDICAL GROUP CORPORATION

1701 SANTA ANITA AVE

SOUTH EL MONTE, CA 917333411

6265797777

Source: CMS National Downloadable File, September 2026.

MAY YEN, MD | HealthCareAtlasUSA