ICD-10-CM Diagnosis Code (2025)
Official Description for R40.2A
Nontraumatic coma due to underlying condition
Coding Notes & Guidelines for R40.2A
Code First
underlying condition
Inclusion Terms
Secondary coma
Parent Code (Less Specific):
About ICD-10-CM Code R40.2A (Nontraumatic coma due to underlying condition)
ICD-10-CM code R40.2A 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 R40.2A became effective on October 1, 2024.
This page provides detailed information about R40.2A - Nontraumatic coma due to underlying condition. 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 Nontraumatic coma due to underlying condition.