Billable / Specific Code
ICD-10-CM I50.813 is the diagnosis code for Acute on chronic right heart failure. This code falls under the section "Other forms of heart disease" within Chapter 9 — Diseases of the circulatory system (I00-I99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Understanding where I50.813 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, I50.813 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
I50.813 is the ICD-10-CM diagnosis code for "Acute on chronic right heart failure". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of I50.813 is I50.81 ("Right heart failure"). I50.813 provides a more specific classification within this category.
I50.813 is located in Section I30-I5A — "Other forms of heart disease" within Chapter 9 of the ICD-10-CM Tabular List.
Use I50.813 when the patients documented diagnosis matches "Acute on chronic right heart failure" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Acute on chronic right heart failure is I50.813.
Yes, I50.813 can be used as a primary diagnosis code since it is billable and specific.
I50.813 is in Chapter 9 of the ICD-10-CM Tabular List.
Yes, I50.813 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.