What services or procedures require preauthorization?
• Preservice review is required for, but not limited to: All elective, urgent or emergent inpatient Hospital admissions (except for mastectomy surgery, including the length of Hospital stays associated with mastectomy). Facility Based Treatment for Severe Mental Illnesses and Serious Emotional Disturbances of a Child and Mental or Nervous Disorders or Substance Abuse. Centers of Expertise (COE) procedures (including organ and tissue transplants).