Alex Roseau, DO, is a 1981 graduate of the Philadelphia College of Osteopathic Medicine. Dr. Rosenau served in the US Public Health Service, National Health Service Corps, directing the Sullivan County Medical Center, the single source continuous rural medical care for this 400 square mile county. Dr. Rosenau provided unique medical education to twelve residential medical students each month at the Sullivan County Medical Center. He received the USPHS-NHSC Achievement medal for bringing 24/7 emergency care and a full range of family medicine services to Sullivan County, PA; subsequently he received the Corps’ Commendation Medal for his response to multiple medical disasters. After completing an Emergency Medicine Residency at Botsford General Hospital, he was dually board certified by the allopathic and osteopathic emergency medicine boards. He is a Fellow of the American College Emergency Physicians and the American College of Osteopathic Emergency Physicians.

Dr. Rosenau served as medical director for the Allentown City Paramedics, directed the LVHN Paramedic Institute and currently if the co medical director for the Eastern EMS Council. He locally operationalized and nationally researched the new Emergency Severity Index Triage System with his research partners. ESI is rapidly becoming a standard across the US.  Dr. Rosenau is the founding program director emeritus of the LVHN Emergency Medicine Residency. He currently holds the Auxiliary of  the Lehigh Valley Hospital Endowed Chair for Emergency Medicine.

Dr. Rosenau is nationally recognized as a leader in emergency medicine. He is a Past President of the American College of Emergency Physicians, former Chair of the ACOEP’s EM Residency Program Directors’ Committee, a past President of the Pennsylvania Chapter, ACEP.  He is a national advisor to the Society of Emergency Medicine Physician Assistants, and served on the NCCPA Certification Task Force.  Dr Rosenau is a past chair of the Emergency Medicine Foundation. Dr.Rosenau has served as consultant to the ORISE/CDC Pandemic Flu Triage project. Dr. Rosenau was recognized in October 2009 as a Certified Physician Executive by the CCMM.

In addition to his leadership and management activities as Senior Vice Chair, Department of Emergency Medicine, LVHN, and Assistant Medical Director, EM, LVPG, Dr Rosenau is known as a mentor to many young physicians and APC's. He is a community leader, with service to various community Boards over the years.