SCOPE: All Company-affiliated Company facilities will follow the most current ICD-10-CM and ICD-10-PCS Official Guidelines for Coding and Reporting for assignment of diagnoses and procedures. The HSC Coding/HIM Director and IRF PAI Coordinator should establish a protocol for completing Personality Assessment Inventory general criteria for coding mental health and testing claims. General information on CPT often restricted by insurance entities and by interpretation and application of CMS rules. Oftentimes, these coverage policies vary depending on the payer. IP Coding for the IRF-PAI & UB-04 This session focuses on reimbursement for services delivered and submitted to Medicare. This presentation assumes a base level of knowledge for Inpatient Rehab coding for the UB-04 claim form and for the IRF-PAI. The "etiologic diagnosis" is a specific element of the IRF-PAI data set, with a specific definition, but the ICD-9-CM coding guidelines do not provide instructions for the completion of this data element. The Official Guidelines for Coding and Reporting govern the selection and application of ICD-9-CM codes on the claim form. The IRF-PAI - Inpatient Rehabilitation Facility-Patient Assessment Instrument. Search; A-Z; Terms & Definitions; A core set of screening, clinical, and functional status elements that forms the foundation of the comprehensive assessment instrument used for all Medicare covered inpatient The response to this was that the billing form and the IRF PAI are separate documents. The IRF PAI is a separate data set, meaning the Official ICD-9-CM Guidelines for Coding and Reporting do not apply to code assignment for it. Then Came MS DRGs Chapter 6& Chapter 8 Medicare-Medicaid Prospective Payment Systems for Inpatients. Wage-index adjustments or Application of the patient and facility level adjustements? CH. 6 Medicare-Medicaid Prospective Payment Systems for Inpatients. 51 terms. Application of Percent of Long-Term Care Hospita