2020 ICD-10-CM Diagnosis Code I71.2

Thoracic aortic aneurysm, without rupture

    2016 2017 2018 2019 2020 Billable/Specific Code
  • I71.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM I71.2 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of I71.2 - other international versions of ICD-10 I71.2 may differ.
The following code(s) above I71.2 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 I71.2:
  • I00-I99
    2020 ICD-10-CM Range I00-I99

    Diseases of the circulatory system

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • 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)
    • systemic connective tissue disorders (M30-M36)
    • transient cerebral ischemic attacks and related syndromes (G45.-)
    Diseases of the circulatory system
  • I71
    ICD-10-CM Diagnosis Code I71

    Aortic aneurysm and dissection

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Aortic aneurysm and dissection
Approximate Synonyms
  • Aneurysm of ascending aorta
  • Aneurysm of descending thoracic aorta
  • Aneurysm of thoracic aorta
  • Descending thoracic aortic aneurysm
ICD-10-CM I71.2 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 299 Peripheral vascular disorders with mcc
  • 300 Peripheral vascular disorders with cc
  • 301 Peripheral vascular disorders without cc/mcc

Convert I71.2 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change

Diagnosis Index entries containing back-references to I71.2:
  • Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (saccular) I72.9
    ICD-10-CM Diagnosis Code I72.9

    Aneurysm of unspecified site

      2016 2017 2018 2019 2020 Billable/Specific Code
    • aorta, aortic (nonsyphilitic) I71.9
      ICD-10-CM Diagnosis Code I71.9

      Aortic aneurysm of unspecified site, without rupture

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Aneurysm of aorta
      • Dilatation of aorta
      • Hyaline necrosis of aorta
    • intrathoracic (nonsyphilitic) I71.2
    • thorax, thoracic (aorta) (arch) (nonsyphilitic) I71.2
  • Disease, diseased - see also Syndrome
  • Hodgson's disease I71.2

ICD-10-CM Codes Adjacent To I71.2
I70.90 Unspecified atherosclerosis
I70.91 Generalized atherosclerosis
I70.92 Chronic total occlusion of artery of the extremities
I71 Aortic aneurysm and dissection
I71.0 Dissection of aorta
I71.00 Dissection of unspecified site of aorta
I71.01 Dissection of thoracic aorta
I71.02 Dissection of abdominal aorta
I71.03 Dissection of thoracoabdominal aorta
I71.1 Thoracic aortic aneurysm, ruptured
I71.2 Thoracic aortic aneurysm, without rupture
I71.3 Abdominal aortic aneurysm, ruptured
I71.4 Abdominal aortic aneurysm, without rupture
I71.5 Thoracoabdominal aortic aneurysm, ruptured
I71.6 Thoracoabdominal aortic aneurysm, without rupture
I71.8 Aortic aneurysm of unspecified site, ruptured
I71.9 Aortic aneurysm of unspecified site, without rupture
I72 Other aneurysm
I72.0 Aneurysm of carotid artery
I72.1 Aneurysm of artery of upper extremity
I72.2 Aneurysm of renal artery

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