M99.0 Segmental and somatic dysfunctionNon-billable header with 10 child codes.
M99.00 Segmental and somatic dysfunction of head regionM99.01 Segmental and somatic dysfunction of cervical regionM99.02 Segmental and somatic dysfunction of thoracic regionM99.03 Segmental and somatic dysfunction of lumbar regionM99.04 Segmental and somatic dysfunction of sacral regionM99.05 Segmental and somatic dysfunction of pelvic regionM99.06 Segmental and somatic dysfunction of lower extremityM99.07 Segmental and somatic dysfunction of upper extremityM99.08 Segmental and somatic dysfunction of rib cageM99.09 Segmental and somatic dysfunction of abdomen and other regionsM43.5 Other recurrent vertebral dislocation ("biomechanical lesions NEC (M99.-)")M99 Biomechanical lesions, not elsewhere classifiedM99.0 Segmental and somatic dysfunction (this code)M99.00 Segmental and somatic dysfunction of head regionM99.01 Segmental and somatic dysfunction of cervical regionM99.02 Segmental and somatic dysfunction of thoracic regionM99.03 Segmental and somatic dysfunction of lumbar regionM99.04 Segmental and somatic dysfunction of sacral region