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 HIEN BIEN, MD

INTERNAL MEDICINE

Medical school: IRVINE CALIFORNIA COLLEGE OF MEDICINE

Graduated: 2004

Also: NEPHROLOGY

Offers telehealth

NPI: 1689680654

Practice Locations (7)

CALIFORNIA KIDNEY SPECIALISTS

315 N 3RD AVE, SUITE 104

COVINA, CA 917231901

6263322777

CALIFORNIA KIDNEY SPECIALISTS

1304 W HOLT BLVD, SUITE A

ONTARIO, CA 917623640

9095422777

CALIFORNIA KIDNEY SPECIALISTS

1335 CYPRESS ST, SUITE 205

SAN DIMAS, CA 917733538

90954227772770

CALIFORNIA KIDNEY SPECIALISTS

901 SAN BERNARDINO RD, SUITE 104

UPLAND, CA 917864993

9095422779

CUA, GAN AND BIEN MEDICAL CORPORATION

1433 W MERCED AVE

WEST COVINA, CA 917903402

6269604989

CUA AND GAN MEDICAL CORPORATION

1433 W MERCED AVE

WEST COVINA, CA 917903402

6269604989

CUA, GAN AND BIEN MEDICAL CORPORATION

1433 W MERCED AVE, SUITE 103

WEST COVINA, CA 917903402

6269604989

Source: CMS National Downloadable File, September 2026.

MICHAEL BIEN, MD | HealthCareAtlasUSA