2022 ICD-10-CM Diagnosis Code M31.19

Other thrombotic microangiopathy

    2022 - New Code Billable/Specific Code
  • M31.19 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • ICD-10-CM M31.19 is a new 2022 ICD-10-CM code that became effective on October 1, 2021.
  • This is the American ICD-10-CM version of M31.19 - other international versions of ICD-10 M31.19 may differ.
Applicable To
  • Thrombotic thrombocytopenic purpura
The following code(s) above M31.19 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to M31.19:
  • M00-M99
    2022 ICD-10-CM Range M00-M99

    Diseases of the musculoskeletal system and connective tissue

    Note
    • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
    Type 2 Excludes
    • 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)
    Diseases of the musculoskeletal system and connective tissue
  • M30-M36
    2022 ICD-10-CM Range M30-M36

    Systemic connective tissue disorders

    Includes
    • autoimmune disease NOS
    • collagen (vascular) disease NOS
    • systemic autoimmune disease
    • systemic collagen (vascular) disease
    Type 1 Excludes
    • autoimmune disease, single organ or single cell-type -code to relevant condition category
    Systemic connective tissue disorders
ICD-10-CM M31.19 is grouped within Diagnostic Related Group(s) (MS-DRG v39.0):
  • 545 Connective tissue disorders with mcc
  • 546 Connective tissue disorders with cc
  • 547 Connective tissue disorders without cc/mcc
Code History
  • 2022 (effective 10/1/2021): New code
Code annotations containing back-references to M31.19:
  • Type 1 Excludes: D69
    , D68.5
    ICD-10-CM Diagnosis Code D69

    Purpura and other hemorrhagic conditions

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • benign hypergammaglobulinemic purpura (D89.0)
    • cryoglobulinemic purpura (D89.1)
    • essential (hemorrhagic) thrombocythemia (D47.3)
    • hemorrhagic thrombocythemia (D47.3)
    • purpura fulminans (D65)
    • thrombotic thrombocytopenic purpura (M31.19)
    • Waldenström hypergammaglobulinemic purpura (D89.0)
    ICD-10-CM Diagnosis Code D68.5

    Primary thrombophilia

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Applicable To
    • Primary hypercoagulable states
    Type 1 Excludes
    • antiphospholipid syndrome (D68.61)
    • lupus anticoagulant (D68.62)
    • secondary activated protein C resistance (D68.69)
    • secondary antiphospholipid antibody syndrome (D68.69)
    • secondary lupus anticoagulant with hypercoagulable state (D68.69)
    • secondary systemic lupus erythematosus [SLE] inhibitor with hypercoagulable state (D68.69)
    • systemic lupus erythematosus [SLE] inhibitor finding without diagnosis (R76.0)
    • systemic lupus erythematosus [SLE] inhibitor with hemorrhagic disorder (D68.312)
    • thrombotic thrombocytopenic purpura (M31.19)

Diagnosis Index entries containing back-references to M31.19:
  • Disorder (of) - see also Disease
    • glomerular (in) N05.9
      ICD-10-CM Diagnosis Code N05.9

      Unspecified nephritic syndrome with unspecified morphologic changes

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • thrombotic thrombocytopenic purpura M31.19
  • Glomerulonephritis N05.9
    - see also Nephritis
    ICD-10-CM Diagnosis Code N05.9

    Unspecified nephritic syndrome with unspecified morphologic changes

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    • in (due to)
      • thrombotic thrombocytopenic purpura M31.19
  • Moschowitz' disease M31.19
  • Purpura D69.2
    ICD-10-CM Diagnosis Code D69.2

    Other nonthrombocytopenic purpura

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    Applicable To
    • Purpura NOS
    • Purpura simplex
    • Senile purpura
    • thrombocytopenic D69.49
      ICD-10-CM Diagnosis Code D69.49

      Other primary thrombocytopenia

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      Applicable To
      • Megakaryocytic hypoplasia
      • Primary thrombocytopenia NOS
      • thrombotic M31.19
    • thrombotic, thrombocytopenic M31.19

ICD-10-CM Codes Adjacent To M31.19
M30.0 Polyarteritis nodosa
M30.1 Polyarteritis with lung involvement [Churg-Strauss]
M30.2 Juvenile polyarteritis
M30.3 Mucocutaneous lymph node syndrome [Kawasaki]
M30.8 Other conditions related to polyarteritis nodosa
M31 Other necrotizing vasculopathies
M31.0 Hypersensitivity angiitis
M31.1 Thrombotic microangiopathy
M31.10 …… unspecified
M31.11 Hematopoietic stem cell transplantation-associated thrombotic microangiopathy [HSCT-TMA]
M31.19 Other thrombotic microangiopathy
M31.2 Lethal midline granuloma
M31.3 Wegener's granulomatosis
M31.30 …… without renal involvement
M31.31 …… with renal involvement
M31.4 Aortic arch syndrome [Takayasu]
M31.5 Giant cell arteritis with polymyalgia rheumatica
M31.6 Other giant cell arteritis
M31.7 Microscopic polyangiitis
M31.8 Other specified necrotizing vasculopathies
M31.9 Necrotizing vasculopathy, unspecified

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.