ICD-10 Code: M40.36 – Flatback syndrome, lumbar region

ICD-10 code M40.36 corresponds to Flatback syndrome, lumbar region. This code is classified under the chapter M40 Kyphosis and lordosis, which is part of the M40-M54: Dorsopathies category.

The parent chapter is Diseases of the musculoskeletal system and connective tissue.