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v1.0.0
ICD-10 Guide
DiagnosesCardiac Stents

Cardiac Stents

ICD-10 Coding for Cardiac Stents(Z95.5, T82.855A, I21.A9)

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

Diagnosis Overview

What is Cardiac Stents?
Essential facts and insights about Cardiac Stents

Key Clinical Considerations:

  • Chest pain (angina)
  • Shortness of breath
  • Fatigue during exertion

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history of coronary artery disease
  • Details of stent placement procedure
  • Follow-up care and outcomes

Coding Guidelines

Usage Guidelines & Examples

  • Ensure correct use of stent placement codes versus diagnostic codes.
  • Common errors include misclassifying the type of stent used.

Code Exclusions

Important Exclusions

  • Acute myocardial infarction
  • Peripheral artery disease codes

Related ICD-10 Codes

Primary Codes
I25.10
Atherosclerotic heart disease of native coronary artery without angina pectoris
I25.110
Atherosclerotic heart disease of native coronary artery with unstable angina pectoris
Differential Codes
T82.867A
I21.09

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Cardiology

Specialty Applications

  • Patients with coronary artery disease
  • Inpatient and outpatient cardiology settings

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

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 are the documentation requirements?

Include patient history, procedure details, and follow-up assessments.

What are the billing considerations?

Ensure accurate coding of the procedure and any associated diagnoses.