M49 Spondylopathies in diseases classified elsewhere

Category / Non-billable header 11 subcodes

Block: Spondylopathies (M45-M49)

Includes

  • curvature of spine in diseases classified elsewhere
  • deformity of spine in diseases classified elsewhere
  • kyphosis in diseases classified elsewhere
  • scoliosis in diseases classified elsewhere
  • spondylopathy in diseases classified elsewhere

Excludes 1 (cannot be coded together)

  • curvature of spine in tuberculosis [Pott's] (A18.01)
  • enteropathic arthropathies (M07.-)
  • gonococcal spondylitis (A54.41)
  • neuropathic [tabes dorsalis] spondylitis (A52.11)
  • neuropathic spondylopathy in syringomyelia (G95.0)
  • neuropathic spondylopathy in tabes dorsalis (A52.11)
  • nonsyphilitic neuropathic spondylopathy NEC (G98.0)
  • spondylitis in syphilis (acquired) (A52.77)
  • tuberculous spondylitis (A18.01)
  • typhoid fever spondylitis (A01.05)

Code First

  • underlying disease, such as:
  • brucellosis (A23.-)
  • Charcot-Marie-Tooth disease (G60.0)
  • enterobacterial infections (A01-A04)
  • osteitis fibrosa cystica (E21.0)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
M49..8 Spondylopathy in diseases classified elsewhere No
M49..80 Spondylopathy in diseases classified elsewhere, site unspecified Yes
M49..81 Spondylopathy in diseases classified elsewhere, occipito-atlanto-axial region Yes
M49..82 Spondylopathy in diseases classified elsewhere, cervical region Yes
M49..83 Spondylopathy in diseases classified elsewhere, cervicothoracic region Yes
M49..84 Spondylopathy in diseases classified elsewhere, thoracic region Yes
M49..85 Spondylopathy in diseases classified elsewhere, thoracolumbar region Yes
M49..86 Spondylopathy in diseases classified elsewhere, lumbar region Yes
M49..87 Spondylopathy in diseases classified elsewhere, lumbosacral region Yes
M49..88 Spondylopathy in diseases classified elsewhere, sacral and sacrococcygeal region Yes
M49..89 Spondylopathy in diseases classified elsewhere, multiple sites in spine Yes

Last reviewed: September 2026