Dr. Fernando V Ona, MD

Dr. Fernando Ona is a gastroenterologist and internal medicine physician who earned his medical degree from the University of Santo Tomas Faculty of Medicine and Surgery. He completed his residency training at New England Medical Center, building expertise in digestive health and comprehensive internal medicine care. With 59 years of clinical experience, Dr. Ona has developed extensive knowledge in treating complex gastrointestinal conditions and managing internal medicine cases. He provides care in English.

Dr. Ona practices at multiple locations throughout Honolulu and Kapolei, Hawaii, with hospital affiliations at Tripler Army Medical Center. His extensive practice network includes The Queens Medical Center, Kuakini Medical Center, Straub Medical Center, and Pali Momi Medical Center, allowing him to serve patients across the greater Honolulu area. He also maintains connections with the VA medical system through his work at Spark M. Matsunaga VA Medical Center. Patients have given …him an average rating of 3.0 on Vitals.