As of October 2015, ICD-9 codes are no longer used for medical coding. Instead, use this equivalent ICD-10-CM code, which is an approximate match to ICD-9 code 414.9:
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
The GEMs are the raw material from which providers, health information vendors and payers can derive specific applied mappings to meet their needs.
414.9 is a legacy non-billable code used to specify a medical diagnosis of chronic ischemic heart disease, unspecified. This code was replaced on September 30, 2015 by its ICD-10 equivalent.
If you're like most people, you think that heart disease is a problem for others. But heart disease is the number one killer in the U.S. It is also a major cause of disability. There are many different forms of heart disease . The most common cause of heart disease is narrowing or blockage of the coronary arteries, the blood vessels that supply blood to the heart itself. This is called coronary artery disease and happens slowly over time. It's the major reason people have heart attacks.
As of October 2015, ICD-9 codes are no longer used for medical coding. Instead, use this equivalent ICD-10-CM code, which is an exact match to ICD-9 code 410:
Non-Billable means the code is not sufficient justification for admission to an acute care hospital when used a principal diagnosis. Use a child code to capture more detail.