William ("Bill") Sullivan, MSPA, PA-C, EMT-P
PA Bill Sullivan began his medical career as an EMT in 2003, then became a paramedic in 2006. He worked in a prehospital setting and functioned as a field training officer for several years before entering PA school. He graduated with his Associate of Science in Physician Assistant from Moreno Valley College/RCRMC PA program in 2012 and has worked as a PA in acute care settings including emergency departments, urgent care centers, and uniquely in the prehospital setting. PA Sullivan was a trailblazer in prehospital medical care for the Los Angeles Fire Department, working on an Advanced Provider Response Unit to provide prehospital/mobile integrative healthcare in the field. In this role, he acted as a telemedicine provider to selected 911 callers and was a consulting resource for field initiative calls from EMS clinicians. He later transitioned to the Orange County Fire Authority, working in parallel with the EMS Training and Quality Management Divisions to ensure the highest quality prehospital care was delivered by OCFA EMTs and paramedics as the EMS Coordinator, Designated Infection Control Officer and Immunization Coordinator. PA Sullivan began his career in PA education in 2018 as adjunct faculty teaching clinical medicine, clinical applications, and emergency medicine. He also assisted with tutoring PA students for several years. In 2019, he earned his Master of Science in Physician Assistant Studies through A.T. Still University and continued to work clinically in emergency medicine and mobile acute care services. He joined the MSPA program as full-time faculty in 2023 and became the Director of Clinical Site Development in 2024. He continues to teach various medicine topics and leads the Fundamentals of Surgery and Emergency Medicine course in addition to his clinical responsibilities.