ICD-10-CM Diagnosis Code (2025)
Official Description for M99
Biomechanical lesions, not elsewhere classified
Child Codes (More Specific Codes for M99):
M99.0 - Segmental and somatic dysfunction
M99.00 - Segmental and somatic dysfunction of head region
M99.01 - Segmental and somatic dysfunction of cervical region
M99.02 - Segmental and somatic dysfunction of thoracic region
M99.03 - Segmental and somatic dysfunction of lumbar region
M99.04 - Segmental and somatic dysfunction of sacral region
M99.05 - Segmental and somatic dysfunction of pelvic region
M99.06 - Segmental and somatic dysfunction of lower extremity
M99.07 - Segmental and somatic dysfunction of upper extremity
M99.08 - Segmental and somatic dysfunction of rib cage
M99.09 - Segmental and somatic dysfunction of abdomen and other regions
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
M99.2 - Subluxation stenosis of neural canal
M99.20 - Subluxation stenosis of neural canal of head region
M99.21 - Subluxation stenosis of neural canal of cervical region
M99.22 - Subluxation stenosis of neural canal of thoracic region
M99.23 - Subluxation stenosis of neural canal of lumbar region
M99.24 - Subluxation stenosis of neural canal of sacral region
M99.25 - Subluxation stenosis of neural canal of pelvic region
M99.26 - Subluxation stenosis of neural canal of lower extremity
M99.27 - Subluxation stenosis of neural canal of upper extremity
M99.28 - Subluxation stenosis of neural canal of rib cage
M99.29 - Subluxation stenosis of neural canal of abdomen and other regions
M99.3 - Osseous stenosis of neural canal
M99.30 - Osseous stenosis of neural canal of head region
M99.31 - Osseous stenosis of neural canal of cervical region
M99.32 - Osseous stenosis of neural canal of thoracic region
M99.33 - Osseous stenosis of neural canal of lumbar region
M99.34 - Osseous stenosis of neural canal of sacral region
M99.35 - Osseous stenosis of neural canal of pelvic region
M99.36 - Osseous stenosis of neural canal of lower extremity
M99.37 - Osseous stenosis of neural canal of upper extremity
M99.38 - Osseous stenosis of neural canal of rib cage
M99.39 - Osseous stenosis of neural canal of abdomen and other regions
M99.4 - Connective tissue stenosis of neural canal
M99.40 - Connective tissue stenosis of neural canal of head region
M99.41 - Connective tissue stenosis of neural canal of cervical region
M99.42 - Connective tissue stenosis of neural canal of thoracic region
M99.43 - Connective tissue stenosis of neural canal of lumbar region
M99.44 - Connective tissue stenosis of neural canal of sacral region
M99.45 - Connective tissue stenosis of neural canal of pelvic region
M99.46 - Connective tissue stenosis of neural canal of lower extremity
M99.47 - Connective tissue stenosis of neural canal of upper extremity
M99.48 - Connective tissue stenosis of neural canal of rib cage
M99.49 - Connective tissue stenosis of neural canal of abdomen and other regions
M99.5 - Intervertebral disc stenosis of neural canal
M99.50 - Intervertebral disc stenosis of neural canal of head region
M99.51 - Intervertebral disc stenosis of neural canal of cervical region
M99.52 - Intervertebral disc stenosis of neural canal of thoracic region
M99.53 - Intervertebral disc stenosis of neural canal of lumbar region
M99.54 - Intervertebral disc stenosis of neural canal of sacral region
M99.55 - Intervertebral disc stenosis of neural canal of pelvic region
M99.56 - Intervertebral disc stenosis of neural canal of lower extremity
M99.57 - Intervertebral disc stenosis of neural canal of upper extremity
M99.58 - Intervertebral disc stenosis of neural canal of rib cage
M99.59 - Intervertebral disc stenosis of neural canal of abdomen and other regions
M99.6 - Osseous and subluxation stenosis of intervertebral foramina
M99.60 - Osseous and subluxation stenosis of intervertebral foramina of head region
M99.61 - Osseous and subluxation stenosis of intervertebral foramina of cervical region
M99.62 - Osseous and subluxation stenosis of intervertebral foramina of thoracic region
M99.63 - Osseous and subluxation stenosis of intervertebral foramina of lumbar region
M99.64 - Osseous and subluxation stenosis of intervertebral foramina of sacral region
M99.65 - Osseous and subluxation stenosis of intervertebral foramina of pelvic region
M99.66 - Osseous and subluxation stenosis of intervertebral foramina of lower extremity
M99.67 - Osseous and subluxation stenosis of intervertebral foramina of upper extremity
M99.68 - Osseous and subluxation stenosis of intervertebral foramina of rib cage
M99.69 - Osseous and subluxation stenosis of intervertebral foramina of abdomen and other regions
M99.7 - Connective tissue and disc stenosis of intervertebral foramina
M99.70 - Connective tissue and disc stenosis of intervertebral foramina of head region
M99.71 - Connective tissue and disc stenosis of intervertebral foramina of cervical region
M99.72 - Connective tissue and disc stenosis of intervertebral foramina of thoracic region
M99.73 - Connective tissue and disc stenosis of intervertebral foramina of lumbar region
M99.74 - Connective tissue and disc stenosis of intervertebral foramina of sacral region
M99.75 - Connective tissue and disc stenosis of intervertebral foramina of pelvic region
M99.76 - Connective tissue and disc stenosis of intervertebral foramina of lower extremity
M99.77 - Connective tissue and disc stenosis of intervertebral foramina of upper extremity
M99.78 - Connective tissue and disc stenosis of intervertebral foramina of rib cage
M99.79 - Connective tissue and disc stenosis of intervertebral foramina of abdomen and other regions
M99.8 - Other biomechanical lesions
M99.80 - Other biomechanical lesions of head region
M99.81 - Other biomechanical lesions of cervical region
M99.82 - Other biomechanical lesions of thoracic region
M99.83 - Other biomechanical lesions of lumbar region
M99.84 - Other biomechanical lesions of sacral region
M99.85 - Other biomechanical lesions of pelvic region
M99.86 - Other biomechanical lesions of lower extremity
M99.87 - Other biomechanical lesions of upper extremity
M99.88 - Other biomechanical lesions of rib cage
M99.89 - Other biomechanical lesions of abdomen and other regions
M99.9 - Biomechanical lesion, unspecified
About ICD-10-CM Code M99 (Biomechanical lesions)
ICD-10-CM code M99 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM M99 became effective on October 1, 2024.
This page provides detailed information about M99 - Biomechanical lesions, not elsewhere classified. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Biomechanical lesions related to not elsewhere classified.