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

WILLIAM B RIVERA, MD

COLORECTAL SURGERY (PROCTOLOGY)

Medical school: NEW YORK MEDICAL COLLEGE

Graduated: 2003

Also: GENERAL SURGERY

NPI: 1447498985

Practice Locations (1)

18144 US HWY 18, SUITE 130

APPLE VALLEY, CA 923072219

7602789477

Source: CMS National Downloadable File, September 2026.

WILLIAM RIVERA, MD | HealthCareAtlasUSA