ICD-9-CM 426.6 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 426.6 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
2015/16 ICD-10-CM I45.5 Other specified heart block
Approximate Synonyms
Diffuse intraventricular block
Electrocardiogram: complete sinoatrial block
Electrocardiogram: partial sinoatrial block
Heart block due to drug
Intraventricular block, diffuse
Intraventricular conduction defect
Monofascicular block
Sinoatrial block
Sinus arrest
Sinus arrest with junctional escape
Sinus arrest with ventricular escape
Clinical Information
A blockage of electrical conduction within the sinoatrial node resulting in the failure of impulse transmission from the sinoatrial node
A blockage of electrical conduction within the sinoatrial node resulting in the failure of impulse transmission from the sinoatrial node. (nci)
A blockage of electrical conduction within the sinoatrial node resulting in the prolongation or failure (intermittent or complete) of impulse transmission from the sinoatrial node to the surrounding atrial tissue