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Home/Diagnosis/ICD-10 Coding for Enlarged Aorta

ICD-10 Coding for Enlarged Aorta

I77.810
I77.811

Complete ICD-10-CM coding and documentation guide for icd-10 coding for enlarged aorta includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Aortic Ectasia
Aortic Dilation
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Key Information: ICD-10 Coding for Enlarged Aorta

Essential facts and insights about ICD-10 Coding for Enlarged Aorta

Use ICD-10 code I77.810 for thoracic aortic ectasia, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Thoracic aortic ectasia

Billable Code
I77.810
Billable

Diagnostic Criteria

clinical:
  • • Thoracic aorta diameter <3 cm
documentation:
  • • Documented as 'thoracic aortic ectasia'

Applicable To

  • • Mild dilation of thoracic aorta

Important Notes

  • • Ensure documentation specifies 'ectasia' and location.

Abdominal aortic ectasia

Billable Code
I77.811
Billable

Diagnostic Criteria

clinical:
  • • Abdominal aorta diameter <3 cm
documentation:
  • • Documented as 'ectasia' or 'mild dilation'

Applicable To

  • • Mild dilation of abdominal aorta

Important Notes

  • • Ensure documentation specifies 'ectasia' and location.
Ancillary Codes

Additional codes that may be used with this diagnosis

Q23.1

Congenital bicuspid aortic valve

Use if BAV is present and contributing to ectasia.

Frequently Asked Questions

What is the ICD-10 code for an enlarged aorta?

The ICD-10 code for an enlarged aorta depends on the location: I77.810 for thoracic aortic ectasia and I77.811 for abdominal aortic ectasia.

How is aortic ectasia documented?

Aortic ectasia should be documented with specific location and diameter, such as 'thoracic aortic ectasia, 2.9 cm'.

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