ICD-10-CM H21.543: Posterior synechiae (iris), bilateral

Parent Code (Less Specific):

About ICD-10-CM Code H21.543 (Posterior synechiae)

ICD-10-CM code H21.543 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 H21.543 became effective on October 1, 2024.

This page provides detailed information about H21.543 - Posterior synechiae (iris), bilateral. 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 Posterior synechiae related to bilateral.