Section 16.03.09.403 - INPATIENT HOSPITAL SERVICES: PROCEDURAL REQUIREMENTS01.Prior Authorization. Some services may require a prior authorization from the Department or its designee. Documentation for the request must include the most recent plan of care and adequate documentation to demonstrate continued medical necessity. The Department will set additional documentation requirements in the Idaho Medicaid Provider Handbook to ensure quality of care and integrity of services.02.Certification of Need. At the time of admission, the physician must certify that inpatient services are necessary. Recertification must occur at least every sixty (60) days inpatient hospital services are required, but may be required more frequently as determined by the Department.03.Individual Plan of Care. The individual plan of care is a written plan developed for the participant upon admission to a hospital and updated at least every sixty (60) days, but may be required more frequently as determined by the Department. The plan must include:a. Diagnoses, symptoms, complaints, and complications indicating the need for admission;b. A description of the functional level of the individual;c. Any orders for medications, treatments, rehabilitative services, activities, social services, or diet; andd. Plans for continuing care or discharge, as appropriate.04.Request for Extended Stay. To qualify for reimbursement, authorization must be obtained from the Department, or its designee. The request should be made before the initial length of stay or previously authorized extended stay ends, and submitted as designated by the Department, or its designee. Documentation for the request should include the most recent plan of care. The Department will set additional documentation requirements in the Idaho Medicaid Provider Handbook to ensure quality of care and integrity of services.Idaho Admin. Code r. 16.03.09.403