ICD10BillableValid for clinical use
ICD-10 Code I97.631: Postprocedural hematoma of a circulatory system organ or structure following cardiac bypass
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 postprocedural hematoma of a circulatory system organ or structure following cardiac bypass 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
I95-I99Other and unspecified disorders of the circulatory system
category
I97Intraoperative and postprocedural complications and disorders of circulatory system, not elsewhere classified
category
I97.6Postprocedural hemorrhage, hematoma and seroma of a circulatory system organ or structure following a procedure
category
I97.63Postprocedural hematoma of a circulatory system organ or structure following a circulatory system procedure
currentI97.63
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 PhysicianHematologist
Related codes
Sibling codes
Coverage-related procedures and services
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Source: CMS coverage guidance
Coding guidelines
Common synonyms
Postprocedural hematoma of a circulatory system organ or structure following cardiac bypass
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.