ICD-10-CM M99: Biomechanical lesions, not elsewhere classified

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.