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

MICHAEL CHAI, MD

INTERNAL MEDICINE

Medical school: EASTERN VIRGINIA MEDICAL SCHOOL

Graduated: 1994

Offers telehealth

NPI: 1083748727

Practice Locations (4)

8816 FOOTHILL BLVD

RANCHO CUCAMONGA, CA 917307107

1113 ALTA AVE, SUITE 106

UPLAND, CA 917862800

1113 ALTA AVE, SUITE 106

UPLAND, CA 917862803

9099206698

1113 ALTA AVE, SUITE 106

UPLAND, CA 917862803

Source: CMS National Downloadable File, September 2026.

MICHAEL CHAI, MD | HealthCareAtlasUSA