Dr. Francis Greiner graduated the medical school from the Virginia Commonwealth University School of Medicine and did his internship at the Albany Medical Center. He completed two residency programs: one at the University of New Mexico and the other at the SUNY Buffalo Affiliated Hospitals. Dr. Greiner is specialized and board certified in radiology. He has been in practice for more than 20 years and is affiliated with the University of South Alabama Medical Center and University of South Alabama Children's and Women's Hospital. During his career, he has also published several writings of medical interest in collaboration with other doctors.