Non-Billable / Non-Specific Code
ICD-10-CM I13 is the diagnosis code for Hypertensive heart and chronic kidney disease. This code falls under the section "Hypertensive diseases" within Chapter 9 — Diseases of the circulatory system (I00-I99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where I13 sits in the ICD-10-CM classification helps ensure proper coding:
No, I13 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
I13 is the ICD-10-CM diagnosis code for "Hypertensive heart and chronic kidney disease". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
I13 is located in Section I10-I1A — "Hypertensive diseases" within Chapter 9 of the ICD-10-CM Tabular List.
I13 has 3 sub-code(s) that provide more specific detail: I13.0, I13.1, I13.2.
Use I13 when the patients documented diagnosis matches "Hypertensive heart and chronic kidney disease" 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 Hypertensive heart and chronic kidney disease is I13.
No, I13 is non-billable. Use a more specific sub-code for primary diagnosis billing.
I13 is in Chapter 9 of the ICD-10-CM Tabular List.
Yes, I13 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.