Dr. Aycinena has been with Cleveland Clinic since 2000. Before , he served as Chief of Medicine at Lorain Community Hospital and has worked in private practice in Lorain. Dr. Aycinena's specialty interests include thyroid disorders, diabetes and diabetes insipidus, and general endocrinology. He is board-certified in internal medicine from the American Board of Internal Medicine and in endocrinology from the American Board of Endocrinology and Metabolism.