ICD-10-CM Codes
I00-I99
I20-I25
I23-
2023 ICD-10-CM Diagnosis Code I23.7

2023 ICD-10-CM Diagnosis Code I23.7

Postinfarction angina

2016

2017

2018

2019

2020

2021

2022

2023

Billable/Specific Code

Adult Dx (15-124 years)

I23.7 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM I23.7 became effective on October 1, 2022.
This is the American ICD-10-CM version of I23.7 - other international versions of ICD-10 I23.7 may differ.

ICD-10-CM Coding Rules

I23.7 is applicable to adult patients aged 15 - 124 years inclusive.

The following code(s) above I23.7 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 I23.7:

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

Post infarct angina

ICD-10-CM I23.7 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 I23.7 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 I23.7:

Type 1 Excludes: I20
, I24.1

ICD-10-CM Diagnosis Code I20
Angina pectoris
Type 1 Excludes
- angina pectoris with atherosclerotic heart disease of native coronary arteries (I25.1-)
- atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris (I25.7-)
- postinfarction angina (I23.7)
Use Additional
- code to identify:
- 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)
ICD-10-CM Diagnosis Code I24.1
Dressler's syndrome
Applicable To
- Postmyocardial infarction syndrome
Type 1 Excludes
- postinfarction angina (I23.7)

Diagnosis Index entries containing back-references to I23.7:

Angina (attack) (cardiac) (chest) (heart) (pectoris) (syndrome) (vasomotor) I20.9
ICD-10-CM Diagnosis Code I20.9
Angina pectoris, unspecified
Applicable To
Angina NOS
Anginal syndrome
Cardiac angina
Ischemic chest pain
- following acute myocardial infarction I23.7
- post-infarctional I23.7
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)
    - angina I23.7

ICD-10-CM Codes Adjacent To I23.7

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

I24.1 Dressler's syndrome

I24.8 Other forms of acute ischemic heart disease

I24.9 Acute ischemic heart disease, unspecified

I25 Chronic ischemic heart disease

I25.1 Atherosclerotic heart disease of native coronary artery

I25.10 …… without angina pectoris

I25.11 Atherosclerotic heart disease of native coronary artery with angina pectoris

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

2023 ICD-10-CM Diagnosis Code I23.7

Postinfarction angina

Diseases of the circulatory system

Ischemic heart diseases

Angina pectoris

Dressler's syndrome

Angina pectoris, unspecified

Other current complications following acute myocardial infarction