ICD-10-CM Diagnosis Code (2025)
Official Description for M19.042
Primary osteoarthritis, left hand
Parent Code (Less Specific):
About ICD-10-CM Code M19.042 (Primary osteoarthritis)
ICD-10-CM code M19.042 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 M19.042 became effective on October 1, 2024.
This page provides detailed information about M19.042 - Primary osteoarthritis, left hand. 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 Primary osteoarthritis related to left hand.