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M46Non-billableSave

M46 - Other inflammatory spondylopathies

ICD-10-CM Chapter 13: Diseases of the musculoskeletal system and connective tissue · M45-M49 Spondylopathies (M45-M49) · Top-level category · FY2027

Coding Guidance

M46 is a non-billable heading. Report one of the 8 more specific codes below.

Includes, Excludes and Coding Notes

Excludes 2 — Not Included HereFrom Chapter M00-M99

Not part of this code; report both codes when the patient has both conditions.

  • 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)
NotesFrom Chapter M00-M99

Instructional notes from the ICD-10-CM tabular list.

  • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition

More Specific Codes (8)

M46.0Spinal enthesopathy→M46.1Sacroiliitis, not elsewhere classified→M46.2Osteomyelitis of vertebra→M46.3Infection of intervertebral disc (pyogenic)→M46.4Discitis, unspecified→M46.5Other infective spondylopathies→M46.8Other specified inflammatory spondylopathies→M46.9Unspecified inflammatory spondylopathy→

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with M46.