2020 ICD-10-CM Diagnosis Code I25.700

Atherosclerosis of coronary artery bypass graft(s), unspecified, with unstable angina pectoris

    2016 2017 2018 2019 2020 Billable/Specific Code Adult Dx (15-124 years)
  • I25.700 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Atherosclerosis of CABG, unsp, w unstable angina pectoris
  • The 2020 edition of ICD-10-CM I25.700 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of I25.700 - other international versions of ICD-10 I25.700 may differ.
ICD-10-CM Coding Rules
  • I25.700 is applicable to adult patients aged 15 - 124 years inclusive.
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as I25.700. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • unstable angina pectoris without atherosclerosis of coronary artery bypass graft (
    ICD-10-CM Diagnosis Code I20.0

    Unstable angina

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Accelerated angina
    • Crescendo angina
    • De novo effort angina
    • Intermediate coronary syndrome
    • Preinfarction syndrome
    • Worsening effort angina
    I20.0
    )
The following code(s) above I25.700 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 I25.700:
  • 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
  • I20-I25
    2020 ICD-10-CM Range I20-I25

    Ischemic heart diseases

    Use Additional
    • code to identify presence of hypertension (I10-I16)
    Ischemic heart diseases
  • I25
    ICD-10-CM Diagnosis Code I25

    Chronic ischemic heart disease

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    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
  • I25.7
    ICD-10-CM Diagnosis Code I25.7

    Atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • atherosclerosis of bypass graft(s) of transplanted heart without angina pectoris (I25.812)
    • atherosclerosis of coronary artery bypass graft(s) without angina pectoris (I25.810)
    • atherosclerosis of native coronary artery of transplanted heart without angina pectoris (I25.811)
    Use Additional
    • code, if applicable, to identify:
    • coronary atherosclerosis due to calcified coronary lesion (I25.84)
    • coronary atherosclerosis due to lipid rich plaque (I25.83)
    Atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris
Approximate Synonyms
  • Coronary artery disease (cad) of bypass graft with unstable angina
  • Unstable angina co-occurrent and due to arteriosclerosis of coronary artery bypass graft
ICD-10-CM I25.700 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 302 Atherosclerosis with mcc
  • 303 Atherosclerosis without mcc

Convert I25.700 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 I25.700:
  • Arteriosclerosis, arteriosclerotic (diffuse) (obliterans) (of) (senile) (with calcification) I70.90
    ICD-10-CM Diagnosis Code I70.90

    Unspecified atherosclerosis

      2016 2017 2018 2019 2020 Billable/Specific Code Adult Dx (15-124 years)
    • coronary (artery) I25.10
      ICD-10-CM Diagnosis Code I25.10

      Atherosclerotic heart disease of native coronary artery without angina pectoris

        2016 2017 2018 2019 2020 Billable/Specific Code Adult Dx (15-124 years)
      Applicable To
      • Atherosclerotic heart disease NOS
      • bypass graft I25.810
        ICD-10-CM Diagnosis Code I25.810

        Atherosclerosis of coronary artery bypass graft(s) without angina pectoris

          2016 2017 2018 2019 2020 Billable/Specific Code Adult Dx (15-124 years)
        Applicable To
        • Atherosclerosis of coronary artery bypass graft NOS
        Type 1 Excludes
        • with
          • angina pectoris I25.709
            ICD-10-CM Diagnosis Code I25.709

            Atherosclerosis of coronary artery bypass graft(s), unspecified, with unspecified angina pectoris

              2016 2017 2018 2019 2020 Billable/Specific Code Adult Dx (15-124 years)
            Type 1 Excludes
            • unspecified angina pectoris without atherosclerosis of coronary artery bypass graft (I20.9)
            • unstable I25.700

ICD-10-CM Codes Adjacent To I25.700
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
I25.711 …… with documented spasm
I25.718 Atherosclerosis of autologous vein coronary artery bypass graft(s) with other forms of angina pectoris
I25.719 Atherosclerosis of autologous vein coronary artery bypass graft(s) with unspecified angina pectoris
I25.72 Atherosclerosis of autologous artery coronary artery bypass graft(s) with angina pectoris
I25.720 Atherosclerosis of autologous artery 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.