Andrew Cohen, MD

Laryngologist Simon Best specializes in voice and airway disorders, including the comprehensive care of professional voice-users and performers. He treats patients diagnosed with recurrent respiratory papillomatosis (RRP), vocal cord paralysis, laryngeal cancer, precancerous vocal cord dysplasia, benign laryngeal lesions (polyps, cysts, nodules), and laryngeal and tracheal stenosis. He has expertise in the operative management of vocal cord disorders, including Blue Light laser surgery and office-based management of vocal cord papilloma, dysplasia and vocal cord paralysis. Dr. Best earned a medical degree from the Yale School of Medicine and completed residency training in Otolaryngology–Head and Neck Surgery at the Johns Hopkins University School of Medicine. He undertook fellowship training in laryngology at Massachusetts General Hospital. Dr. Best has a particular clinical and research interest in recurrent respiratory papillomatosis and sees patients from across the country for specialized care for this disorder. He offers operative and office-based laser for papilloma, utilizing the Blue Light laser, which allows for precise excision of papilloma while preserving underlying vocal function. Dr. Best is also a pioneer in the adjuvant use of bevacizumab for RRP, helping many patients break the cycle of repeated surgeries. The Best Laboratory studies RRP and the development of novel immunotherapies to target the underlying viral infection. This research is conducted in collaboration with the head and neck cancer and cervical cancer research groups at Johns Hopkins, which also study human papillomavirus-related diseases. In addition, Johns Hopkins is a site for ongoing clinical trials in DNA immunotherapy, the goal of which is to eliminate the causative viral infection that leads to RRP.

Dr. Mejia is an Assistant Professor of Medicine at the Johns Hopkins University School of Medicine. Her areas of clinical expertise include chronic and acute kidney disease, and kidney and pancreas transplantation. Dr. Mejia earned her M.D. from the University of the Philippines. She completed her residency at the University of the Philippines-Philippine General Hospital. She completed her General Nephrology Fellowship at Thomas Jefferson University in Philadelphia where she served as chief fellow. She then pursued a fellowship in Transplant Nephrology at the Johns Hopkins University after which she joined as faculty.

Dr. Jeffrey C. Trost is an associate professor of medicine at the Johns Hopkins School of Medicine as well as director of the Cardiac Catheterization Laboratory at Johns Hopkins Bayview Medical Center. His research there focuses on cardiac disease and cardiovascular medicine. He is also currently deputy director of clinical activities at Johns Hopkins Bayview Medical Center.Dr. Trost earned his undergraduate degree at Princeton University and medical degree at the University of Pennsylvania School of Medicine. He completed a residency at the University of Texas Southwestern School of Medicine where he was chief resident from 1999-2000. He was an assistant professor of internal medicine at the University of Texas Southwestern School of Medicine and an interventional cardiovascular fellow at Brown University before joining the Johns Hopkins faculty in 2005. Dr. Trost was most recently recognized with the 2016 Hopkins Medicine Clinical Recognition Award for Quality and Safety and the 2016 Hopkins Cardiology Fellows’ Teaching Award.