B44.81: Allergic bronchopulmonary aspergillosis

Risk adjustment

B44.81 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

• HCC 280 Chronic Obstructive Pulmonary Disease, Interstitial Lung Disorders, and Other Chronic Lung Disorders0.319 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

B44.81 is named in 16 Medicare coverage policies: 16 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

• A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
• A56625Billing and Coding: Echocardiography
• A56717Billing and Coding: Respiratory Therapy (Respiratory Care)
• A56784Billing and Coding: Pulmonary Stress Testing