Dr. Mark A. Chastain is a native of Georgia, having been born and raised in Columbus. He attended Emory University where he received a Bachelor of Arts degree and graduated Phi Beta Kappa. He then moved to New Orleans where he attended Tulane University School of Medicine.
After graduating, he remained at Tulane to complete an internship and Dermatology residency and was selected as chief resident during the final year. After residency, Dr. Chastain pursued his interest in skin cancer by completing an approved fellowship training program in Mohs micrographic surgery and advanced reconstructive surgery. His fellowship program was directed by Gary D. Monheit, M.D. in affiliation with the University of Alabama – Birmingham and the Callahan Eye Foundation Hospital in Birmingham, AL. Upon the completion of his fellowship, Dr. Chastain returned to Tulane to serve on the academic faculty as an assistant professor of Dermatology and Otolaryngology-Head & Neck Surgery and director of the Mohs surgery unit. He distinguished himself by authoring numerous publications and lecturing at various regional and national meetings.
Dr. Chastain then returned to his home state of Georgia to enter private practice. He still holds a faculty position at Tulane University School of Medicine. He is also a clinical assistant professor at Emory University School of Medicine and is active in their teaching program. His practice is limited mainly to the management of patients with skin cancer and patients who are at risk for skin cancer. Dr. Chastain specializes in Mohs micrographic surgery as well as advanced reconstructive techniques, melanoma excision, and routine skin surgery.
Dr. Chastain is on the medical staff of both Wellstar Kennestone Hospital in Marietta and Piedmont Hospital in Atlanta. He is a diplomate of the American Board of Dermatology (board-certified in Dermatology), a fellow of the American College of Mohs Surgery (ACMS), and is subspecialty board-certified in Micrographic Dermatologic Surgery. He is also an active member of the following organizations: American Academy of Dermatology, Atlanta Association for Dermatology and Dermatologic Surgery, and the Medical Association of Georgia. Dr. Chastain is married and has four children.