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v1.0.0
ICD-10 Guide
DiagnosesAbdominal Aortic Aneurysm Screening

Abdominal Aortic Aneurysm Screening

ICD-10 Coding for Abdominal Aortic Aneurysm Screening(Z13.6, I71.4)

PRIMARY SPECIALTYPrimary Care
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Abdominal Aortic Aneurysm Screening?
Essential facts and insights about Abdominal Aortic Aneurysm Screening

Key Clinical Considerations:

  • Presence of risk factors such as age above 65, history of smoking, or family history of abdominal aortic aneurysm
  • Absence of symptoms as this is a screening procedure

Clinical Information

Clinical Criteria & Documentation Requirements

  • Detailed patient history including risk factors
  • Results of the screening test, such as ultrasound or CT scan

Coding Guidelines

Usage Guidelines & Examples

  • Z13.6 is used for the screening of cardiovascular disorders, including abdominal aortic aneurysm
  • I71.4 is used for the actual diagnosis of an abdominal aortic aneurysm, not for the screening

Code Exclusions

Important Exclusions

  • Abdominal aortic aneurysm with rupture (I71.3)
  • Thoracic aortic aneurysm (I71.1)

Related ICD-10 Codes

Primary Codes
Z13.6
Encounter for screening for cardiovascular disorders
I71.4
Abdominal aortic aneurysm, without rupture
Ancillary Codes
76706
Z13.6
for the ultrasound procedure during screening.
Differential Codes
R93.5
R93.5
for nonspecific findings;
I71.4
requires confirmed AAA.

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Primary Care

Specialty Applications

  • Patients with risk factors for abdominal aortic aneurysm
  • Preventive health visits where cardiovascular screening is appropriate

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Template 1

Patient presents for screening due to risk factors for abdominal aortic aneurysm.

Template 2

Screening for cardiovascular disorders performed, results pending.

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

What is the difference between Z13.6 and I71.4?

Z13.6 is used for screening procedures, while I71.4 is used when an abdominal aortic aneurysm has been diagnosed.

When should Z13.6 be used?

Z13.6 should be used when a patient is undergoing screening for cardiovascular disorders, including abdominal aortic aneurysm.