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Doctors / CA

JOSEPH H RUAN, MD

COLORECTAL SURGERY (PROCTOLOGY)

Medical school: DALHOUSIE UNIVERSITY FACULTY OF DENTISTRY

Graduated: 2004

NPI: 1043498876

Practice Locations (1)

SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP

9961 SIERRA AVE

FONTANA, CA 923356720

9094275000

Source: CMS National Downloadable File, September 2026.

JOSEPH RUAN, MD | HealthCareAtlasUSA