Dr. Lagmay trained in general surgery and otolaryngology at New York University Medical Center. He completed a fellowship in Head & Neck Surgery at the Beth Israel Medical Center Institute for Head and Neck Cancer in New York. He is currently the division director for Head & Neck Cancer Surgery at the Maimonides Cancer Center in Brooklyn. He is the clinical director of the Endoscopic Dysphagia Service at Maimonides Medical Center. Dr. Lagmay is board-certified in his specialty and is a Fellow of the American College of Surgeons. Dr. Lagmay maintains memberships in several professional societies, including The American Thyroid Association; The American Academy of Otolaryngology - Head and Neck Surgery; and The New York Head and Neck Society. He has been acknowledged as a Castle Connolly Top Doctor in the New York Metro Area for several years. He serves as an Honorary Police Surgeon for the City of New York.