2023 ICD-10-CM Diagnosis Code I23.0

Hemopericardium as current complication following acute myocardial infarction

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Adult Dx (15-124 years)
  • I23.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Hemopericardium as current complication following AMI
  • The 2023 edition of ICD-10-CM I23.0 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of I23.0 - other international versions of ICD-10 I23.0 may differ.
ICD-10-CM Coding Rules
  • I23.0 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 I23.0. 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.
  • hemopericardium not specified as current complication following acute myocardial infarction (
    ICD-10-CM Diagnosis Code I31.2

    Hemopericardium, not elsewhere classified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Type 1 Excludes
    • hemopericardium as current complication following acute myocardial infarction (I23.0)
    • malignant pericardial effusion (I31.31)
    I31.2
    )
The following code(s) above I23.0 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 I23.0:
  • I00-I99
    2023 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
    2023 ICD-10-CM Range I20-I25

    Ischemic heart diseases

    Code Also
    • the presence of hypertension (I10-I16)
    Ischemic heart diseases
Approximate Synonyms
  • Hemopericardium after acute heart attack
ICD-10-CM I23.0 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 314 Other circulatory system diagnoses with mcc
  • 315 Other circulatory system diagnoses with cc
  • 316 Other circulatory system diagnoses without cc/mcc

Convert I23.0 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
  • 2023 (effective 10/1/2022): No change
Code annotations containing back-references to I23.0:
  • Type 1 Excludes: I31.2
    ICD-10-CM Diagnosis Code I31.2

    Hemopericardium, not elsewhere classified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Type 1 Excludes
    • hemopericardium as current complication following acute myocardial infarction (I23.0)
    • malignant pericardial effusion (I31.31)

Diagnosis Index entries containing back-references to I23.0:
  • Complication(s) (from) (of)
    • following
      • acute myocardial infarction NEC I23.8
        ICD-10-CM Diagnosis Code I23.8

        Other current complications following acute myocardial infarction

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Adult Dx (15-124 years)
        • rupture
          • cardiac wall I23.3
            ICD-10-CM Diagnosis Code I23.3

            Rupture of cardiac wall without hemopericardium as current complication following acute myocardial infarction

              2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Adult Dx (15-124 years)
            • with hemopericardium I23.0
        • hemopericardium I23.0
  • Hemopericardium I31.2
    ICD-10-CM Diagnosis Code I31.2

    Hemopericardium, not elsewhere classified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Type 1 Excludes
    • hemopericardium as current complication following acute myocardial infarction (I23.0)
    • malignant pericardial effusion (I31.31)
    • following acute myocardial infarction I23.0 (current complication)
  • Rupture, ruptured
    • cardiac (auricle) (ventricle) (wall) I23.3
      ICD-10-CM Diagnosis Code I23.3

      Rupture of cardiac wall without hemopericardium as current complication following acute myocardial infarction

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Adult Dx (15-124 years)
      • with hemopericardium I23.0

ICD-10-CM Codes Adjacent To I23.0
I21.A Other type of myocardial infarction
I21.A1 Myocardial infarction type 2
I21.A9 Other myocardial infarction type
I22 Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction
I22.0 Subsequent ST elevation (STEMI) myocardial infarction of anterior wall
I22.1 Subsequent ST elevation (STEMI) myocardial infarction of inferior wall
I22.2 Subsequent non-ST elevation (NSTEMI) myocardial infarction
I22.8 Subsequent ST elevation (STEMI) myocardial infarction of other sites
I22.9 Subsequent ST elevation (STEMI) myocardial infarction of unspecified site
I23 Certain current complications following ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction (within the 28 day period)
I23.0 Hemopericardium as current complication following acute myocardial infarction
I23.1 Atrial septal defect as current complication following acute myocardial infarction
I23.2 Ventricular septal defect as current complication following acute myocardial infarction
I23.3 Rupture of cardiac wall without hemopericardium as current complication following acute myocardial infarction
I23.4 Rupture of chordae tendineae as current complication following acute myocardial infarction
I23.5 Rupture of papillary muscle as current complication following acute myocardial infarction
I23.6 Thrombosis of atrium, auricular appendage, and ventricle as current complications following acute myocardial infarction
I23.7 Postinfarction angina
I23.8 Other current complications following acute myocardial infarction
I24 Other acute ischemic heart diseases
I24.0 Acute coronary thrombosis not resulting in myocardial infarction

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