The Coding and Payment Guide for Behavioral Health Services is your one-stop coding, reimbursement, and documentation resource developed exclusively for behavioral health. This comprehensive and easy-to-use guide is updated for 2025 and organized by specialty-specific CPT® codes. Each CPT® code includes its official description and lay description, coding tip, Medicare edits, and relative value units and is cross-coded to common ICD-10-CM diagnosis codes to complete the coding process.