Peter Zelles , PhD, LP, ABPP

Psychology Assessment Supervisor
Photo of Peter Zelles PhD, LP, ABPP

Peter A. Zelles, PhD, LP, ABPP is the Consulting Supervisor for the Psychological Testing Program at Hamm Clinic. He teaches and supervises pre-doctoral interns and postdoctoral fellows in psychological testing and assessment. He also provides consultation for senior staff regarding testing. Peter earned his PhD in Clinical Psychology from the California School of Professional Psychology at Berkeley. He is Board Certified in Clinical Psychology by the American Board of Professional Psychology.

Peter specializes in intellectual testing, projective and objective personality testing, including from a dynamic and trauma-informed perspective. He has extensive experience in relational, attachment-based dynamic psychotherapy, family/couples systems therapy, various cognitive and behavioral therapies. Peter has a full-time private practice in St. Paul. He is also Faculty of the Doctoral Professional Psychology Program at the University of St. Thomas, St. Paul, Minnesota, specializing in psychological assessment and psychopathology. He has practicing privileges at various Twin Cities’ hospitals. Peter was previously President of The Society for Psychoanalytic Studies in Minnesota, and was a previous member of the Governing Council of the Minnesota Psychological Association.

Donate to the Imagine Campaign

Support Hamm Clinic as we help our community in a new and exciting way: at a new location which is being designed with care to be trauma-informed, culturally responsive, and completely client centered. Thank you. We cannot do this work without you. DONATE NOW.

Find resources for hope and healing

What We Do

We want you to feel welcome at Hamm Clinic. You and your provider will work together to help you improve your psychological, physical, emotional, spiritual, and cultural health. We celebrate all of who you are, and are dedicated to providing trauma-responsive, culturally responsive, and anti-oppressive mental health care.

Learn More


Call us to schedule an intake appointment today.

Ph: 651-224-0614
Fx: 651-224-5754

Please call 911 in an emergency.

Copyright © 2019 - 2022 Hamm Clinic
Skip to content