Following her fellowship at Emory University Hospital, Harris launched her private practice in Adult, Child, Adolescent, and Forensic Psychiatry.

[3][4] Harris has been an active member of the American Medical Association and has served in a number of leadership capacities.

[5] In addition to reducing the number of opioid prescriptions and taking advantage of state prescription drug monitoring programs, the task force has advocated for emphasizing treatment options, including making medication-assisted treatment more accessible and affordable.

[6] Harris has also chaired the AMA Council on Legislation and co-chaired the Women Physicians Congress.

[4] Her time as president was marred by controversy surrounding the board's support of Tom Price's nomination for Secretary of Health and Human Services in 2016, causing backlash by group members and membership cancellations.