Her clinical practice is focused at Mount Saint Joseph Hospital, Vancouver, where she is also active in teaching, breast cancer research, and multidisciplinary rounds at the Providence Breast Centre.
Dr. McKevitt is the chair of the BC Cancer Surgeon Network Breast Surgical Tumour Group. Through the surgical tumor group Dr. McKevitt has led the Breast Cancer Synoptic Operative Report initiative, led the updating of BC Cancer surgical cancer management guidelines, and was guest co-editor of the 2018 BCMJ theme edition on breast cancer. She has been involved in the development of National Standards for Breast Cancer Surgery through the Canadian Partnership Against Cancer.