The ICD-10-CM Expert for Skilled Nursing Facilities and Inpatient Rehabilitation Facilities with Guidelines uses its hallmark features and format, making the challenge of accurate diagnosis coding easier. This code book contains the complete ICD-10-CM code set with Optum360 coding and reimbursement alerts for SNF and IRF, including color-coding and symbols identifying diagnoses for components of the Patient-Driven Payment Model (PDPM) and RIC. Coding tips and definitions of commonly treated conditions specific to these PAC settings are also included.