Dr. Birrer has more than 25 years of experience as a clinician and physician executive working in academic and community based medicine. His professional focus has been on reengineering clinical care delivery, restructuring medical staff, building clinical service lines, developing physician organization including IPA’s, PSO’s, and Faculty Practice Plans, and physician management including the use of productivity and clinical standards. Additionally he has developed community-based clinical practice facilities, programs to reduce LOS, and multi-specialty physician groups.

Prior to joining the JHD Group, Dr. Birrer served in a number of leadership positions including Chairman - Department of Family Practice at the Geisinger Clinic; Chairman - Department of Emergency Medicine (and Vice Chair of the Department of Family Practice and Community Medicine) and then Chief Medical Officer at Catholic Medical Centers (Brooklyn); and Chief Medical Officer and then President and Chief Executive of the St. Joseph’s Healthcare System (New Jersey).

Dr. Birrer’s credentials include Senior Fulbright Scholar, and Board Certification in Family Practice (includes OB, Sports Medicine and Geriatrics) and Emergency Medicine. In addition, Dr. Birrer has authored or participated in the development of hundreds of papers, books, and scholarly research projects. Dr. Birrer earned his MD Degree from Cornell University and a Masters in Public Health from Harvard University.