M49

Non-Billable
ChapterM00–M99
Rankcategory
Official Description

Spondylopathies in diseases classified elsewhere

Use a more specific code (0 billable, 1 non-billable)
Metadata & Insights
  • Non-billable category (requires more specific sub-code).
  • Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99).

CH13 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • arthropathic psoriasis (L40.5-)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • compartment syndrome (traumatic) (T79.A-)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Instructional Notes

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
Excludes1(Not coded here. Use a different code.)
  • 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)

Clinical Hierarchy

BillableHas subcodes
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M45-M49Spondylopathies (M45-M49)
M49Spondylopathies in diseases classified elsewhereNot billable
M49.8Spondylopathy in diseases classified elsewhereSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M49:

chapterCH13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Spondylopathies in diseases classified elsewhere.

Search PCS Codes