ICD-10-CM S90.421: Blister (nonthermal), right great toe

Parent Code (Less Specific):

About ICD-10-CM Code S90.421 (Blister)

ICD-10-CM code S90.421 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 S90.421 became effective on October 1, 2024.

This page provides detailed information about S90.421 - Blister (nonthermal), right great toe. 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 Blister related to right great toe.