2022

  1. ICD-10-CM Codes
    2. ›
  2. I00-I99 Diseases of the circulatory system
    3. ›
  3. I20-I25 Ischemic heart diseases
    4. ›
  4. I25- Chronic ischemic heart disease
    5. ›
  5. 2022 ICD-10-CM Diagnosis Code I25.42

2022 ICD-10-CM Diagnosis Code I25.42

Coronary artery dissection

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  • I25.42 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2022 edition of ICD-10-CM I25.42 became effective on October 1, 2021.
  • This is the American ICD-10-CM version of I25.42 - other international versions of ICD-10 I25.42 may differ.
The following code(s) above I25.42 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 I25.42:
  • I00-I99
    2022 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
  • I20-I25
    2022 ICD-10-CM Range I20-I25

    Ischemic heart diseases

    Code Also
    • the presence of hypertension (I10-I16)
    Ischemic heart diseases
  • I25
    ICD-10-CM Diagnosis Code I25

    Chronic ischemic heart disease

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • non-ischemic myocardial injury (I5A)
    Use Additional
    • code to identify:
    • chronic total occlusion of coronary artery (I25.82)
    • exposure to environmental tobacco smoke (Z77.22)
    • history of tobacco dependence (Z87.891)
    • occupational exposure to environmental tobacco smoke (Z57.31)
    • tobacco dependence (F17.-)
    • tobacco use (Z72.0)
    Chronic ischemic heart disease
Approximate Synonyms
  • Dissecting aneurysm of coronary artery
  • Dissecting aneurysm, coronary artery
  • Dissecting coronary artery aneurysm
  • Dissection of coronary artery
ICD-10-CM I25.42 is grouped within Diagnostic Related Group(s) (MS-DRG v39.0):
  • 314 Other circulatory system diagnoses with mcc
  • 315 Other circulatory system diagnoses with cc
  • 316 Other circulatory system diagnoses without cc/mcc

Convert I25.42 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
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
Code annotations containing back-references to I25.42:
  • Type 2 Excludes: I72
    , I77.7
    ICD-10-CM Diagnosis Code I72

    Other aneurysm

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Includes
    • aneurysm (cirsoid) (false) (ruptured)
    Type 2 Excludes
    • acquired aneurysm (I77.0)
    • aneurysm (of) aorta (I71.-)
    • aneurysm (of) arteriovenous NOS (Q27.3-)
    • carotid artery dissection (I77.71)
    • cerebral (nonruptured) aneurysm (I67.1)
    • coronary aneurysm (I25.4)
    • coronary artery dissection (I25.42)
    • dissection of artery NEC (I77.79)
    • dissection of precerebral artery, congenital (nonruptured) (Q28.1)
    • heart aneurysm (I25.3)
    • iliac artery dissection (I77.72)
    • precerebral artery, congential (nonruptured) (Q28.1)
    • pulmonary artery aneurysm (I28.1)
    • renal artery dissection (I77.73)
    • retinal aneurysm (H35.0)
    • ruptured cerebral aneurysm (I60.7)
    • varicose aneurysm (I77.0)
    • vertebral artery dissection (I77.74)
    ICD-10-CM Diagnosis Code I77.7

    Other arterial dissection

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • dissection of aorta (I71.0-)
    • dissection of coronary artery (I25.42)

Diagnosis Index entries containing back-references to I25.42:
  • Dissection
    • artery I77.70
      ICD-10-CM Diagnosis Code I77.70

      Dissection of unspecified artery

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      • coronary I25.42

ICD-10-CM Codes Adjacent To I25.42
I25.10 …… without angina pectoris
I25.11 Atherosclerotic heart disease of native coronary artery with angina pectoris
I25.110 Atherosclerotic heart disease of native coronary artery with unstable angina pectoris
I25.111 …… with documented spasm
I25.118 Atherosclerotic heart disease of native coronary artery with other forms of angina pectoris
I25.119 Atherosclerotic heart disease of native coronary artery with unspecified angina pectoris
I25.2 Old myocardial infarction
I25.3 Aneurysm of heart
I25.4 Coronary artery aneurysm and dissection
I25.41 Coronary artery aneurysm
I25.42 Coronary artery dissection
I25.5 Ischemic cardiomyopathy
I25.6 Silent myocardial ischemia
I25.7 Atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris
I25.70 Atherosclerosis of coronary artery bypass graft(s), unspecified, with angina pectoris
I25.700 Atherosclerosis of coronary artery bypass graft(s), unspecified, with unstable angina pectoris
I25.701 …… with documented spasm
I25.708 Atherosclerosis of coronary artery bypass graft(s), unspecified, with other forms of angina pectoris
I25.709 Atherosclerosis of coronary artery bypass graft(s), unspecified, with unspecified angina pectoris
I25.71 Atherosclerosis of autologous vein coronary artery bypass graft(s) with angina pectoris
I25.710 Atherosclerosis of autologous vein coronary artery bypass graft(s) with unstable angina pectoris

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

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