Dr. Fernando V Ona, MD

Dr. Fernando Ona specializes in gastroenterology and internal medicine, bringing nearly six decades of medical expertise to his practice. He earned his medical degree from the University of Santo Tomas Faculty of Medicine and Surgery and completed his residency training at New England Medical Center. With 59 years of experience treating patients, Dr. Ona has developed extensive knowledge in digestive health and comprehensive internal medicine care. He provides medical services in English.

Dr. Ona practices throughout the Honolulu area and maintains an affiliation with Tripler Army Medical Center. His practice locations include Kapolei and multiple sites in Honolulu, allowing him to serve patients across the region. He also provides care through The Queens Medical Center, Kuakini Medical Center, and Straub Medical Center. Patients have given him an average rating of 3.0 on Vitals.