David is an ophthalmologist and chief medical officer at Lexitas Pharma Services. He previously served in roles with the U.S. Navy, academia, private practice and industry, from the medical device and biotechnology arenas to strategic pharmaceutical companies. With expertise spanning R&D, medical affairs, safety, commercialization, compliance and quality assurance and a reputation for creating lasting organizational value, Dr. Tanzer has led initiatives supporting product growth, patient safety and global medical affairs excellence.