We have the most licensed psychologists and psychiatrists practicing in one location in New England

Devon Gillis, PMHNP-BC
Confidential, Professional, Personal Care When You Need It
Range of Services
Practice Locations:
Portland, ME
Devon Gillis received his Master of Science in Nursing from the University of Southern Maine in 2016. Prior to his work as a nurse practitioner, Devon obtained Bachelor's degrees in psychology and nursing from the University of Maine and the University of Southern Maine. Devon worked as a nurse on an inpatient psychiatry/medical floor for two years prior to beginning work as a nurse practitioner. Since then, he has developed experience serving patients in outpatient, inpatient, and emergency department settings.

Devon is independently licensed in the state of Maine as an Advanced Practice Registered Nurse (APRN) and is certified by the American Nurses Credentialing Center as a Family Psychiatric Mental Health Nurse Practitioner (PMHNP).

Devon provides psychiatric evaluation and medication management services for mid-late adolescent, adult and geriatric patients. He has experience treating a variety of psychiatric disorders including but not limited to depression, anxiety, PTSD, bipolar disorder, sleep disorders and thought disorders. Devon has developed interest in psychodynamic approaches to management of medications and psychotherapy.