M26-M27: Dentofacial anomalies [including malocclusion] and other disorders of jaw

ICD-10-CM 2027 block M26-M27 in chapter 13 (Diseases of the musculoskeletal system and connective tissue) has 2 categories.

Block notes

Excludes1 (not coded here):
  • hemifacial atrophy or hypertrophy (Q67.4)
  • unilateral condylar hyperplasia or hypoplasia (M27.8)