Vicente Lam Siu, MD Primary Specialty: Internal Medicine Languages Spoken: Cantonese, English, Spanish Affiliations Shannon Clinic - Beauregard Education Undergraduate University of Puerto RicoRio Piedras, PR Medical School University of Puerto RicoSan Juan, PR Residency San Juan City HospitalSan Juan, PR Ratings 718 Ratings, 120 Comments 10/20/2026 lucky to have him serving shannon 10/18/2026 Very friendly and cares 10/15/2026 Dives into personal issues. 10/15/2026 He listens. Show More