Dr. Frohwein received his medical degree from Hahnemann University School of Medicine, Philadelphia, PA., in 1988 where he remained for his Internal Medicine Residency. After completing a cardiology fellowship at Emory University School of Medicine in 1993, Dr. Frohwein remained at Emory as an Assistant Professor of Medicine (Cardiology) and a staff cardiologist at the Emory Clinic, DeKalb Medical Center and the VA Hospital in Decatur, Georgia. At Emory he concentrated on clinical cardiovascular practice and specialized in cardiovascular imaging, specifically cardiovascular Ultrasound, MRI and Computed Tomographic Imaging.

At Saint Joseph’s he has continued building a strong clinical cardiovascular practice while continuing his expertise in the field of cardiovascular imaging. He recently co-authored "Cardiovascular Magnetic Resonance: Established and Emerging Applications," a standard reference for cardiovascular MRI. Additionally, Dr. Frohwein, as a cardiovascular medical director, has been instrumental in directing several cardiovascular MRI/CT outpatient imaging centers in Atlanta.

Dr. Frohwein is a diplomate of the American Board of Internal Medicine and the American Board of Internal Medicine Specialty Boards in Cardiovascular Diseases. He is a member of the Society of Cardiovascular MRI, a fellow in the American College of Cardiology, a council member of the American Heart Association and an associate member of the American College of Physicians.