MacKenzie is a licensed marriage and family therapist. She sees clients in private practice in her Alameda office and is a member of adjunct faculty at The Wright Institute. She is also a relief clinical supervisor with Horizon Services, Inc.
She is the treasurer of the board of directors for PEERS.
MacKenzie began her mental health career with Crisis Support Services. In addition to spending six years on their suicide and crisis hotlines, MacKenzie worked as a therapist for a variety of populations and served as a member of the community education team.
MacKenzie served as a Program Manager and clinician for service teams supporting adults and older adults experiencing poverty, homelessness, and mental health challenges as part of Bay Area Community Services.
MacKenzie began her private practice career as an intern with Audrea Butler Acuña at Alameda Counseling Associates.
MacKenzie has a BA in Political Theory from Scripps College and an MA in Counseling Psychology from John F. Kennedy University.