I49.01: Ventricular fibrillation

Risk adjustment

I49.01 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

• HCC 213 Cardio-Respiratory Failure and Shock0.370 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score. Look up the whole chart to see which of its HCCs the hierarchy would zero.

Medicare coverage

I49.01 is named in 33 Medicare coverage policies: 33 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

• A52458Automatic External Defibrillators - Policy Article
• A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
• A56391Billing and Coding: Implantable Automatic Defibrillators
• A56423Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing