ICD-10-CM Code Update: October 2026

This article reviews the fiscal year 2027 (FY 2027) updates to the International Classification of Diseases, 10th Revision, Clinical Modification (ICD-10-CM) for conditions that may be addressed by pediatric physicians and other qualified health care professionals, including the following: Arrhythmogenic cardiomyopathy Cardiac arrhythmia Hypertrophic pyloric stenosis, in childhood Loeys-Dietz syndrome Lynch and Li Fraumeni syndromes Post-bariatric hypoglycemia Pott puffy tumor and Brodie abscess Progressive myopathy Pulmonary mycetoma Other new and revised codes