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2. ICD-10 Codes
3. Chapter - I00-I99
4. Section - I70-I79
5. Category - I71
6. I71.20

I71.20 - Thoracic aortic aneurysm, without rupture, unspecified

• Applicable to Thoracic aortic aneurysm, without rupture, unspecified
• The 2025 edition of ICD10-CM I71.20 became effective on October 1, 2024.
• This is the American ICD10-CM version of I71.20 - other international versions of ICD10 I71.20 may differ.
• I71.20 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

The following codes above I71.20 contain annotation back-references that may be applicable to I71.20:

• Chapter: I00-I99 - Diseases of the circulatory system
• Section: I70-I79 - Diseases of arteries, arterioles and capillaries
• Category: I71 - Aortic aneurysm and dissection

Browse other similar CM codes:

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