ICD-10 Code: M51.A1 – Intervertebral annulus fibrosus defect, small, lumbar region

ICD-10 code M51.A1 corresponds to Intervertebral annulus fibrosus defect, small, lumbar region. This code is classified under the chapter M51 Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders, which is part of the M40-M54: Dorsopathies category.

The parent chapter is Diseases of the musculoskeletal system and connective tissue.