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M36Non-billableSave

M36 - Systemic disorders of connective tissue in diseases classified elsewhere

ICD-10-CM Chapter 13: Diseases of the musculoskeletal system and connective tissue · M30-M36 Systemic connective tissue disorders (M30-M36) · Top-level category · FY2027

Coding Guidance

M36 is a non-billable heading. Report one of the 6 more specific codes below.

Includes, Excludes and Coding Notes

Excludes 2 — Not Included HereFrom M36

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

  • arthropathies in diseases classified elsewhere (M14.-)
IncludesFrom M30-M36 Systemic connective tissue disorders (M30-M36)

Conditions this code covers.

  • autoimmune disease NOS
  • collagen (vascular) disease NOS
  • systemic autoimmune disease
  • systemic collagen (vascular) disease
Excludes 1 — Not Coded HereFrom M30-M36 Systemic connective tissue disorders (M30-M36)

Mutually exclusive: these conditions are never reported together with this code.

  • autoimmune disease, single organ or single cell-type -code to relevant condition category
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 (6)

M36.0Dermato(poly)myositis in neoplastic disease→M36.1Arthropathy in neoplastic disease→M36.2Hemophilic arthropathy→M36.3Arthropathy in other blood disorders→M36.4Arthropathy in hypersensitivity reactions classified elsewhere→M36.8Systemic disorders of connective tissue in other diseases classified elsewhere→