A Psychiatric Mental Health Nurse Practitioner (PMHNP) or Advanced Practice Registered Nurse (APRN) is a licensed professional who practices as an independent clinician in mental health. They perform a wide range of clinical duties as advanced nurse practitioners, providing care to adults and families in mental and behavioral health settings. Additionally, PMHNP or APRN are required to corroborate with a psychiatrist. PMHPs and APRNs play a vital role in mental healthcare, conducts thorough mental health assessments, accurately diagnose conditions, and effectively ordering and interpreting tests, ensuring clients in mental health receive the best possible treatment.