ICD-10-CM Diagnosis Code (2025)
Official Description for I20.9
Angina pectoris, unspecified
Coding Notes & Guidelines for I20.9
Inclusion Terms
- Angina NOS
- Anginal syndrome
- Cardiac angina
- Ischemic chest pain
Parent Code (Less Specific):
About ICD-10-CM Code I20.9 (Angina pectoris)
ICD-10-CM code I20.9 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 I20.9 became effective on October 1, 2024.
This page provides detailed information about I20.9 - Angina pectoris, unspecified. 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 Angina pectoris related to unspecified.