2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Musculoskeletal System And Connective Tissue 710-739 > Dorsopathies 720-724 > ICD-9-CM Diagnosis 721 Spondylosis and allied disorders 721 is a non-specific code that cannot be used to specify a diagnosis ICD-9-CM Diagnosis 721.0 Cervical spondylosis without myelopathy 721.0 is a specific code that can be used to specify a diagnosis 721.0 contains 2 index entries ICD-9-CM Diagnosis 721.1 Cervical spondylosis with myelopathy 721.1 is a specific code that can be used to specify a diagnosis 721.1 contains 8 index entries ICD-9-CM Diagnosis 721.2 Thoracic spondylosis without myelopathy 721.2 is a specific code that can be used to specify a diagnosis 721.2 contains 2 index entries ICD-9-CM Diagnosis 721.3 Lumbosacral spondylosis without myelopathy 721.3 is a specific code that can be used to specify a diagnosis 721.3 contains 4 index entries ICD-9-CM Diagnosis 721.4 Thoracic or lumbar spondylosis with myelopathy 721.4 is a non-specific code that cannot be used to specify a diagnosis ICD-9-CM Diagnosis 721.41 Spondylosis with myelopathy thoracic region 721.41 is a specific code that can be used to specify a diagnosis 721.41 contains 5 index entries ICD-9-CM Diagnosis 721.42 Spondylosis with myelopathy lumbar region 721.42 is a specific code that can be used to specify a diagnosis 721.42 contains 6 index entries ICD-9-CM Diagnosis 721.5 Kissing spine 721.5 is a specific code that can be used to specify a diagnosis 721.5 contains 7 index entries ICD-9-CM Diagnosis 721.6 Ankylosing vertebral hyperostosis A disease of elderly men characterized by large osteophytes that bridge vertebrae and ossification of ligaments and tendon insertions. 721.6 is a specific code that can be used to specify a diagnosis 721.6 contains 2 index entries ICD-9-CM Diagnosis 721.7 Traumatic spondylopathy 721.7 is a specific code that can be used to specify a diagnosis 721.7 contains 8 index entries ICD-9-CM Diagnosis 721.8 Other allied disorders of spine 721.8 is a specific code that can be used to specify a diagnosis 721.8 contains 3 index entries ICD-9-CM Diagnosis 721.9 Spondylosis of unspecified site 721.9 is a non-specific code that cannot be used to specify a diagnosis ICD-9-CM Diagnosis 721.90 Spondylosis of unspecified site without myelopathy Arthritis of the spine, specifically involving the intervertebral articulations. 721.90 is a specific code that can be used to specify a diagnosis 721.90 contains 41 index entries ICD-9-CM Diagnosis 721.91 Spondylosis of unspecified site with myelopathy 721.91 is a specific code that can be used to specify a diagnosis 721.91 contains 14 index entries