ICD-10-CM H21.331: Parasitic cyst of iris, ciliary body or anterior chamber, right eye

Parent Code (Less Specific):

About ICD-10-CM Code H21.331 (Parasitic cyst of iris)

ICD-10-CM code H21.331 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM H21.331 became effective on October 1, 2024.

This page provides detailed information about H21.331 - Parasitic cyst of iris, ciliary body or anterior chamber, right eye. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Parasitic cyst of iris related to ciliary body or anterior chamber, right eye.