Q13.1

Q13.1

Billable

Absence of iris

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A rare congenital condition where a person is born without an iris, the colored part of the eye that controls pupil size and light entry.

Coding Tips

•This is a severe condition; ensure documentation specifies complete absence versus partial absence
•Verify laterality and document any associated vision impairment or light sensitivity

Use Additional Code

code for associated glaucoma (H42)

Code Hierarchy

└Q13Congenital malformations of anterior segment of eye └Q13.1Absence of iris