Orthopaedic Specialties is now Florida Orthopaedic Institute. Learn More. Suite C Phone # (727) 446-5993 Fax # (727) 446-4477. Mitchell R. Herrema, D.O. Matthew Benson, PA-C; Richard S. Howell, M.D. Zachary Serbu, PA-C; Raymon Hanna, DPM; Suite D Phone # (727) 449-2599 Fax # (727) 442-8804.