ICD10BillableValid for clinical use
ICD-10 Code I25.3: Aneurysm of heart
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the circulatory system (I00-I99).
When is it used?
- May be used when a clinician documents aneurysm of heart in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
Code hierarchy
chapter
9Diseases of the circulatory system (I00-I99)
block
I20-I25Ischemic heart diseases
category
I25Chronic ischemic heart disease
currentI25
Official coding notes
Inclusion terms
- Mural aneurysm
- Ventricular aneurysm
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
CardiologistGeneral PhysicianENT Specialist
Related codes
I25.1Atherosclerotic heart disease of native coronary arterycategoryI25.2Old myocardial infarctioncodeI25.4Coronary artery aneurysm and dissectioncategoryI25.5Ischemic cardiomyopathycodeI25.6Silent myocardial ischemiacodeI25.7Atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoriscategoryI25.8Other forms of chronic ischemic heart diseasecategoryI25.9Chronic ischemic heart disease, unspecifiedcode
Sibling codes
I25.1Atherosclerotic heart disease of native coronary arteryI25.2Old myocardial infarctionbillableI25.4Coronary artery aneurysm and dissectionI25.5Ischemic cardiomyopathybillableI25.6Silent myocardial ischemiabillableI25.7Atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectorisI25.8Other forms of chronic ischemic heart diseaseI25.9Chronic ischemic heart disease, unspecifiedbillable
Coverage-related procedures and services
CPT 93325high
DOPPLER ECHOCARDIOGRAPHY COLOR FLOW VELOCITY MAPPING (LIST SEPARATELY IN ADDITION TO CODES FOR ECHOCARDIOGRAPHY)
Source: CMS coverage guidance
CPT 93320high
DOPPLER ECHOCARDIOGRAPHY, PULSED WAVE AND/OR CONTINUOUS WAVE WITH SPECTRAL DISPLAY (LIST SEPARATELY IN ADDITION TO CODES FOR ECHOCARDIOGRAPHIC IMAGING); COMPLETE
Source: CMS coverage guidance
CPT 93321high
DOPPLER ECHOCARDIOGRAPHY, PULSED WAVE AND/OR CONTINUOUS WAVE WITH SPECTRAL DISPLAY (LIST SEPARATELY IN ADDITION TO CODES FOR ECHOCARDIOGRAPHIC IMAGING); FOLLOW-UP OR LIMITED STUDY (LIST SEPARATELY IN ADDITION TO CODES FOR ECHOCARDIOGRAPHIC IMAGING)
Source: CMS coverage guidance
CPT 76376high
3D RENDERING WITH INTERPRETATION AND REPORTING OF COMPUTED TOMOGRAPHY, MAGNETIC RESONANCE IMAGING, ULTRASOUND, OR OTHER TOMOGRAPHIC MODALITY WITH IMAGE POSTPROCESSING UNDER CONCURRENT SUPERVISION; NOT REQUIRING IMAGE POSTPROCESSING ON AN INDEPENDENT WORKSTATION
Source: CMS coverage guidance
CPT 76377high
3D RENDERING WITH INTERPRETATION AND REPORTING OF COMPUTED TOMOGRAPHY, MAGNETIC RESONANCE IMAGING, ULTRASOUND, OR OTHER TOMOGRAPHIC MODALITY WITH IMAGE POSTPROCESSING UNDER CONCURRENT SUPERVISION; REQUIRING IMAGE POSTPROCESSING ON AN INDEPENDENT WORKSTATION
Source: CMS coverage guidance
CPT 75574high
COMPUTED TOMOGRAPHIC ANGIOGRAPHY, HEART, CORONARY ARTERIES AND BYPASS GRAFTS (WHEN PRESENT), WITH CONTRAST MATERIAL, INCLUDING 3D IMAGE POSTPROCESSING (INCLUDING EVALUATION OF CARDIAC STRUCTURE AND MORPHOLOGY, ASSESSMENT OF CARDIAC FUNCTION, AND EVALUATION OF VENOUS STRUCTURES, IF PERFORMED)
Source: CMS coverage guidance
Mapped diagnoses and classifications
SNOMED_CT 880037003high
Acquired aneurysm of left cardiac ventricle
Source: SNOMED International ICD-10 map
SNOMED_CT 880000009high
Acquired aneurysm of right cardiac ventricle
Source: SNOMED International ICD-10 map
SNOMED_CT 461414007high
Acquired subaortic aneurysm of left ventricle
Source: SNOMED International ICD-10 map
SNOMED_CT 461413001high
Acquired submitral aneurysm of left ventricle
Source: SNOMED International ICD-10 map
SNOMED_CT 65340007high
Aneurysm of heart
Source: SNOMED International ICD-10 map
SNOMED_CT 264503005high
Aneurysm of membranous septum
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy and official ICD code match exactly.
Legacy codes
I25.3
Common synonyms
Aneurysm of heart
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.