Zachary A. Gregg, M.D.
Surgery - Colon & Rectal, General Surgery
Sentara Martha Jefferson Medical Group
Main Phone: 434-654-5260
Monday - Friday
8 a.m. - 5 p.m.
Anorectal Disease, Colon Cancer, Colorectal Surgery, Crohn's Disease, Diverticulitis, Fissures, Fistulas, Hemorrhoids, Inflammatory Bowel Disease, J-Pouch procedures, Pelvic Floor Dysfunction, Rectal Cancer - Sphincter-sparing operations, Rectal Prolapse, Rectal Surgery, Single Incision Laparoscopic Surgery (SILS), Transanal Minimally Invasive Resection (TAMIS), Ulcerative Colitis
American Board of Colon and Rectal Surgery - Colon & Rectal Surgery
American Board of Surgery - General Surgery
BS : James Madison University, Harrisonburg, VA
M.D. : Rutgers New Jersey Medical School, Newark, NJ
Residency: Brown University, Providence, RI
Fellowship: Penn State Hershey Medical Center, Hershey, PA