K04.5
BillableChronic apical periodontitis
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
Long-standing inflammation of the tissues around the root tip of a tooth, typically asymptomatic and discovered on X-rays.
Coding Tips
- •Chronic apical periodontitis is often asymptomatic; confirm chronicity through clinical history and radiographic findings
- •Document whether this is associated with a cyst or abscess formation
Excludes 1 — Do NOT code together
- chronic periodontitis (K05.3-)
Code Hierarchy
└K04Diseases of pulp and periapical tissues└K04.5Chronic apical periodontitis
└K04.5Chronic apical periodontitis