Alphabetic Index · main term
Backache (postural)
At the main termM54.9
Backache (postural) is a main term in the FY2027 ICD-10-CM Alphabetic Index (Index to Diseases and Injuries). The Index lists M54.9 for the term on its own. It has 2 subterms and 3 code entries. First-level subterms include sacroiliac, specified NEC. Confirm any code you find here in the Tabular List before you report it.