L05.91
BillablePilonidal cyst without abscess
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
An abnormal pocket of tissue in the skin, usually near the tailbone, without active infection or pus formation.
Coding Tips
- •Use this code when pilonidal cyst is present but no abscess is documented
- •Distinguish from L05.01 by confirming absence of infection/abscess
Excludes 2 — Not included here, may code separately
Code Hierarchy
└L05Pilonidal cyst and sinus└L05.9Pilonidal cyst and sinus without abscess└L05.91Pilonidal cyst without abscess
└L05.91Pilonidal cyst without abscess