I25.9
BillableChronic ischemic heart disease, unspecified
Chronic ischemic heart disease, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Ischemic heart disease (chronic) NOS
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •systemic connective tissue disordersM30-M36
- •transient cerebral ischemic attacks and related syndromesG45
- non-ischemic myocardial injury (I5A)
Use Additional Code
Additional codes that should follow this code
Code Also
A second code may be required; sequencing depends on circumstances
Related Codes(8)
I25.1Atherosclerotic heart disease of native coronary artery
I25.2Old myocardial infarction
I25.3Aneurysm of heart
I25.4Coronary artery aneurysm and dissection
I25.5Ischemic cardiomyopathy
I25.6Silent myocardial ischemia
I25.7Athscl CABG and cor art of transplanted heart w ang pctrs
I25.8Other forms of chronic ischemic heart disease
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(192)
SNOMED CT
- ECG myocardial ischaemia164861001
- EKG myocardial ischemia164861001
- Electrocardiographic myocardial ischaemia164861001
- Electrocardiographic myocardial ischemia164861001
- Ischaemic myocardial dysfunction281091000
- Ischemic myocardial dysfunction281091000
- Stunned myocardium281092007
- Hibernating myocardium281093002
- Myocardial ischaemia manifest on stress test status post myocardial infarction371824008
- Myocardial ischemia manifest on stress test status post myocardial infarction371824008
- Chronic ischaemic heart disease413838009
- Chronic ischemic heart disease413838009
- Chronic coronary insufficiency413844008
- Chronic myocardial ischaemia413844008
- Chronic myocardial ischemia413844008
- IHD - Ischaemic heart disease414545008
- IHD - Ischemic heart disease414545008
- Ischaemic heart disease414545008
- Ischemic heart disease414545008
- Cardiac ischemia414795007
- Myocardial ischaemia414795007
- Myocardial ischemia414795007
- ECG: inferior ischaemia425419005
- EKG: inferior ischemia425419005
- Electrocardiographic inferior ischaemia425419005
- Electrocardiographic inferior ischemia425419005
- Mixed myocardial ischaemia and infarction428196007
- Mixed myocardial ischemia and infarction428196007
- New myocardial ischaemia compared to prior study428927006
- New myocardial ischemia compared to prior study428927006
- Decreased myocardial ischaemia compared to prior study429232006
- Decreased myocardial ischemia compared to prior study429232006
- Increased myocardial ischaemia compared to prior study429477006
- Increased myocardial ischemia compared to prior study429477006
- Resting ischaemia712866001
- Resting ischaemia co-occurrent and due to ischaemic heart disease712866001
- Resting ischemia712866001
- Resting ischemia co-occurrent and due to ischemic heart disease712866001
- Anterior myocardial ischaemia35461000087105
- Anterior myocardial ischemia35461000087105
- Ischaemia of anterior myocardium35461000087105
- Ischemia of anterior myocardium35461000087105
- Anteroapical myocardial ischaemia35471000087101
- Anteroapical myocardial ischemia35471000087101
- Ischaemia of apical anterior segment of left cardiac ventricle35471000087101
- Ischemia of apical anterior segment of left cardiac ventricle35471000087101
- Anterolateral myocardial ischaemia35501000087105
- Anterolateral myocardial ischemia35501000087105
- Ischaemia of myocardium of anterolateral region35501000087105
- Ischemia of myocardium of anterolateral region35501000087105
- Anteroseptal myocardial ischaemia35511000087107
- Anteroseptal myocardial ischemia35511000087107
- Ischaemia of myocardium of anteroseptal region35511000087107
- Ischemia of myocardium of anteroseptal region35511000087107
- Apical myocardial ischaemia35521000087104
- Apical myocardial ischemia35521000087104
- Ischaemia of myocardium of apex of heart35521000087104
- Ischemia of myocardium of apex of heart35521000087104
- Inferior myocardial ischaemia35541000087108
- Inferior myocardial ischemia35541000087108
- Ischaemia of myocardium of inferior surface of left ventricle35541000087108
- Ischemia of myocardium of inferior surface of left ventricle35541000087108
- Inferolateral myocardial ischaemia35551000087106
- Inferolateral myocardial ischemia35551000087106
- Ischaemia of myocardium of inferolateral region35551000087106
- Ischemia of myocardium of inferolateral region35551000087106
- Inferolateral myocardial ischaemia with posterior extension35561000087109
- Inferolateral myocardial ischemia with posterior extension35561000087109
- Ischaemia of myocardium of inferolateral region of myocardium with extension to posterior myocardium35561000087109
- Ischemia of myocardium of inferolateral region of myocardium with extension to posterior myocardium35561000087109
- Ischaemia of lateral myocardium35491000087102
- Ischemia of lateral myocardium35491000087102
- Lateral myocardial ischaemia35491000087102
- Lateral myocardial ischemia35491000087102
- Ischaemia of myocardium of posterolateral region35571000087100
- Ischemia of myocardium of posterolateral region35571000087100
- Posterolateral myocardial ischaemia35571000087100
- Posterolateral myocardial ischemia35571000087100
- Ischaemia of myocardium of ventricular septum35481000087104
- Ischemia of myocardium of ventricular septum35481000087104
- Myocardial ischaemia of ventricular septum35481000087104
- Myocardial ischemia of ventricular septum35481000087104
- Septal myocardial ischaemia35481000087104
- Septal myocardial ischemia35481000087104
- Ischaemia of posterior myocardium35581000087103
- Ischemia of posterior myocardium35581000087103
- Posterior myocardial ischaemia35581000087103
- Posterior myocardial ischemia35581000087103
UMLS
- Chronic ischaemic heart diseaseC0264694
- Chronic ischaemic heart disease, unspecifiedC0264694
- Chronic ischemic heart diseaseC0264694
- Chronic ischemic heart disease (disorder)C0264694
- Chronic ischemic heart disease, unspecifiedC0264694
- Chronic myocardial ischaemiaC0264694
- Chronic myocardial ischemiaC0264694
- Chronic myocardial ischemia (disorder)C0264694
- Ischemic heart disease (chronic) NOSC0264694
- chronic ischaemic heart diseaseC0264694
- chronic ischemic heart diseaseC0264694
- ischemic heart disease chronicC0264694
Clinical Terms
- Ischemia of myocardium of anteroseptal region
- Chronic myocardial ischemia
- Resting ischaemia
- Chronic ischaemic heart disease, unspecified
- EKG: inferior ischemia
- Ischemic myocardial dysfunction
- Anteroseptal myocardial ischaemia
- Inferior myocardial ischemia
- Electrocardiographic inferior ischemia
- Increased myocardial ischemia compared to prior study
- Posterior myocardial ischemia
- EKG myocardial ischemia
- Ischaemia of myocardium of inferolateral region
- Decreased myocardial ischaemia compared to prior study
- Myocardial ischaemia manifest on stress test status post myocardial infarction
- IHD - Ischemic heart disease
- Ischemic heart disease (chronic) NOS
- Chronic myocardial ischemia (disorder)
- Ischaemia of lateral myocardium
- Stunned myocardium
- Ischaemia of myocardium of inferolateral region of myocardium with extension to posterior myocardium
- Anterior myocardial ischemia
- Septal myocardial ischemia
- Apical myocardial ischemia
- Anteroseptal myocardial ischemia
- Mixed myocardial ischaemia and infarction
- Chronic myocardial ischaemia
- Myocardial ischaemia
- Inferior myocardial ischaemia
- Ischaemia of myocardium of inferior surface of left ventricle
- Ischaemia of myocardium of anteroseptal region
- Septal myocardial ischaemia
- Myocardial ischemia manifest on stress test status post myocardial infarction
- Electrocardiographic myocardial ischaemia
- Anteroapical myocardial ischemia
- Ischaemic heart disease
- Ischemic heart disease
- Apical myocardial ischaemia
- Increased myocardial ischaemia compared to prior study
- Ischemia of anterior myocardium
- Inferolateral myocardial ischaemia with posterior extension
- Ischaemia of posterior myocardium
- Hibernating myocardium
- ECG: inferior ischaemia
- Inferolateral myocardial ischemia with posterior extension
- chronic ischaemic heart disease
- Anterolateral myocardial ischemia
- Myocardial ischaemia of ventricular septum
- Ischemia of posterior myocardium
- Ischemia of myocardium of posterolateral region
- ischemic heart disease chronic
- Chronic coronary insufficiency
- Ischaemia of anterior myocardium
- Anterior myocardial ischaemia
- Cardiac ischemia
- Ischaemia of myocardium of ventricular septum
- Electrocardiographic myocardial ischemia
- Anteroapical myocardial ischaemia
- Lateral myocardial ischaemia
- Ischemia of myocardium of apex of heart
- Posterolateral myocardial ischaemia
- Posterior myocardial ischaemia
- Ischaemia of myocardium of anterolateral region
- Lateral myocardial ischemia
- IHD - Ischaemic heart disease
- Ischemia of myocardium of inferolateral region
- Mixed myocardial ischemia and infarction
- ECG myocardial ischaemia
- Posterolateral myocardial ischemia
- Ischaemia of apical anterior segment of left cardiac ventricle
- New myocardial ischaemia compared to prior study
- Ischaemia of myocardium of posterolateral region
- Ischemia of myocardium of anterolateral region
- Ischaemic myocardial dysfunction
- Resting ischaemia co-occurrent and due to ischaemic heart disease
- Inferolateral myocardial ischaemia
- Decreased myocardial ischemia compared to prior study
- Myocardial ischemia of ventricular septum
- Ischemia of myocardium of ventricular septum
- Electrocardiographic inferior ischaemia
- Ischemia of apical anterior segment of left cardiac ventricle
- Ischaemia of myocardium of apex of heart
- Anterolateral myocardial ischaemia
- Resting ischemia
- Ischemia of lateral myocardium
- Myocardial ischemia
- Ischemia of myocardium of inferior surface of left ventricle
- Chronic ischemic heart disease (disorder)
- Ischemia of myocardium of inferolateral region of myocardium with extension to posterior myocardium
- Resting ischemia co-occurrent and due to ischemic heart disease
- New myocardial ischemia compared to prior study
- Inferolateral myocardial ischemia
Frequently Asked Questions
What is the ICD-10 code for chronic ischemic heart disease, unspecified?
The ICD-10-CM code for chronic ischemic heart disease, unspecified is I25.9. The full clinical description is "Chronic ischemic heart disease, unspecified". I25.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code I25.9 mean?
ICD-10-CM code I25.9 represents “Chronic ischemic heart disease, unspecified”. It is classified under Chapter 9: Diseases of the Circulatory System and is a billable/specific code that can be used on a claim.
Is I25.9 a billable code?
Yes, I25.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is I25.9 in?
I25.9 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
Are additional codes required with I25.9?
Yes, when using I25.9, also report: ; 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).
What SNOMED CT codes does I25.9 map to?
I25.9 maps to 27 SNOMED CT concepts: 35461000087105, 35471000087101, 35501000087105, 35511000087107, 35521000087104, and 22 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for I25.9?
I25.9 is linked to 1 UMLS Concept Unique Identifier: C0264694. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does I25.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like chronic ischemic heart disease, unspecified affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of I25.9?
I25.9 maps to the ICD-11 code: BA5Z (Chronic ischaemic heart disease, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.