M99 - Biomechanical lesions, not elsewhere classified
M99.1 - Subluxation complex (vertebral)
M99.10 - Subluxation complex (vertebral) of head region
M99.11 - Subluxation complex (vertebral) of cervical region
M99.12 - Subluxation complex (vertebral) of thoracic region
M99.13 - Subluxation complex (vertebral) of lumbar region
M99.14 - Subluxation complex (vertebral) of sacral region
M99.15 - Subluxation complex (vertebral) of pelvic region
M99.16 - Subluxation complex (vertebral) of lower extremity
M99.17 - Subluxation complex (vertebral) of upper extremity
M99.18 - Subluxation complex (vertebral) of rib cage
M99.19 - Subluxation complex (vertebral) of abdomen and other regions