William Ngo, DO

Dr. Douglas Carpenter is a board-certified family medicine doctor with Crossville Medical Group.

Dr. Elizabeth M. Petty is a board-certified internal medicine physician with Crossville Medical Group in Crossville, TN. Dr. Petty enjoys providing patient centered care, post-acute care, long-term care and wellness. She is a Cumberland County native. When she’s not practicing medicine, Dr. Petty enjoys spending time with her family and friends as well as hiking, biking, skiing and traveling. “I love the complexity and broadness of internal medicine and being able to problem solve to provide my patients the care that they need.”

Dr. Lia Boyanton is a board-certified family medicine physician with Crossville Medical Group in Crossville, TN. Dr. Boyanton enjoys providing care to families. When she’s not practicing medicine, Dr. Boyanton likes to read, watch movies and spend time with her family. “I enjoy getting to know and treat my patients, who range from young to old in age.”