ICD-10-CM Diagnosis Code (2025)
Official Description for H10.21
Acute toxic conjunctivitis
Coding Notes & Guidelines for H10.21
burn and corrosion of eye and adnexa (T26.-)
(T51-T65) to identify chemical and intent
Acute chemical conjunctivitis
Parent Code (Less Specific):
About ICD-10-CM Code H10.21 (Acute toxic conjunctivitis)
ICD-10-CM code H10.21 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 H10.21 became effective on October 1, 2024.
This page provides detailed information about H10.21 - Acute toxic conjunctivitis. 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 Acute toxic conjunctivitis.