(Friday, February 6, 2026; Dededo, Guam) – Guam Regional Medical City (GRMC) is proud to welcome Dr. Joel Marc Rubio, Guam’s first endocrinologist and a highly respected physician well known throughout the island’s medical community, to its growing network of specialty physicians. While Guam is now served by multiple endocrinology providers, Dr. Rubio holds the...Read More