M99.8
Header — not billableOther biomechanical lesions
The ICD-10 code for other biomechanical lesions is M99.8.
M99.8 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 10 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under M99.8
- M99.80Other biomechanical lesions of head region
- M99.81Other biomechanical lesions of cervical region
- M99.82Other biomechanical lesions of thoracic region
- M99.83Other biomechanical lesions of lumbar region
- M99.84Other biomechanical lesions of sacral region
- M99.85Other biomechanical lesions of pelvic region
- M99.86Other biomechanical lesions of lower extremity
- M99.87Other biomechanical lesions of upper extremity
- M99.88Other biomechanical lesions of rib cage
- M99.89Other biomechanical lesions of abdomen and other regions
Related codes in this category
- M99.0Segmental and somatic dysfunctionnon-billable header
- M99.1Subluxation complex (vertebral)non-billable header
- M99.2Subluxation stenosis of neural canalnon-billable header
- M99.3Osseous stenosis of neural canalnon-billable header
- M99.4Connective tissue stenosis of neural canalnon-billable header
- M99.5Intervertebral disc stenosis of neural canalnon-billable header
- M99.6Osseous and subluxation stenosis of intervertebral foraminanon-billable header
- M99.7Connective tissue and disc stenosis of intervertebral foraminanon-billable header
- M99.9Biomechanical lesion, unspecified
- M99.8Other biomechanical lesionsnon-billable header