AutoICD API

M31.9

Billable

Necrotizing vasculopathy, unspecified

Necrotizing vasculopathy, unspecified

Status

Billable / Specific

Block

M30-M36

Parent Code

M31

ICD-11 Mapping

1 equivalent

Coding Notes

Includes

Conditions included under this code

  • autoimmune disease NOS
  • collagen (vascular) disease NOS
  • systemic autoimmune disease
  • systemic collagen (vascular) disease

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • autoimmune disease, single organ or single cell-type -code to relevant condition category
Related Codes(9)
ICD-11 Equivalents(1)

ICD-11 Equivalents

View full mapping

Corresponding ICD-11 codes from the WHO crosswalk mapping

Also Known As / Clinical Terms(71)

SNOMED CT

Clinical Terms

  • Vasculitis caused by drug
  • Immune complex small vessel vasculitis
  • Necrotizing vasculitis
  • Vasculitis due to lupus erythematosus
  • Necrotising vasculitis
  • Necrotising angiitis
  • Necrotising vasculitis secondary to connective tissue disease
  • Drug-induced necrotising vasculitis
  • Lupus erythematosus-associated vasculitis
  • Necrotising vasculitis due to lupus erythematosus
  • Scleroderma-associated necrotising vasculitis
  • Lupus erythematosus-associated necrotizing vasculitis
  • Necrotising vasculitis due to mixed cryoglobulinaemia
  • Lupus erythematosus-associated necrotising vasculitis
  • Lupus vasculitis
  • Necrotizing vasculitis due to scleroderma
  • Necrotizing angiitis
  • Small vessel vasculitis caused by immune complex
  • Necrotising cutaneous vasculitis
  • Necrotizing vasculitis due to lupus erythematosus
  • Cutaneous complication of systemic sclerosis
  • Necrotizing cutaneous vasculitis
  • Cryoglobulinaemic vasculitis
  • Drug-induced necrotizing vasculitis
  • Necrotizing arteritis
  • Secondary systemic vasculitis
  • Necrotizing vasculitis secondary to connective tissue disease
  • Cryoglobulinemic vasculitis
  • Necrosis of artery
  • Scleroderma-associated necrotizing vasculitis
  • Necrotising vasculopathy
  • Necrotising vasculitis due to scleroderma
  • Necrotizing vasculitis due to mixed cryoglobulinemia
  • Necrotising arteritis
Frequently Asked Questions
What is the ICD-10 code for necrotizing vasculopathy, unspecified?

The ICD-10-CM code for necrotizing vasculopathy, unspecified is M31.9. The full clinical description is "Necrotizing vasculopathy, unspecified". M31.9 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code M31.9 mean?

ICD-10-CM code M31.9 represents “Necrotizing vasculopathy, unspecified”. It is classified under Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue and is a billable/specific code that can be used on a claim.

Is M31.9 a billable code?

Yes, M31.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is M31.9 in?

M31.9 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).

What codes cannot be used with M31.9?

M31.9 has Excludes1 notes indicating codes that cannot be used together with it, including: autoimmune disease, single organ or single cell-type -code to relevant condition category.

What SNOMED CT codes does M31.9 map to?

M31.9 maps to 15 SNOMED CT concepts: 190815001, 402713007, 402659000, 724600007, 403511003, and 10 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for M31.9?

M31.9 is linked to 1 UMLS Concept Unique Identifier: C0477597. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does M31.9 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like necrotizing vasculopathy, unspecified affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.

What is the ICD-11 equivalent of M31.9?

M31.9 maps to the ICD-11 code: 4A44.Z (Vasculitis, unspecified).

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.