Non-Billable / Non-Specific Code
ICD-10-CM I12 is the diagnosis code for Hypertensive chronic kidney disease. This code falls under the section "Hypertensive diseases" within Chapter 9 â 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.
The following conditions should never be coded at the same time as I12. They are mutually exclusive:
The following conditions are not included in I12. If the patient has both, code each condition separately:
Understanding where I12 sits in the ICD-10-CM classification helps ensure proper coding:
No, I12 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
I12 is the ICD-10-CM diagnosis code for "Hypertensive chronic kidney disease". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
I12 is located in Section I10-I1A â "Hypertensive diseases" within Chapter 9 of the ICD-10-CM Tabular List.
I12 has 2 sub-code(s) that provide more specific detail: I12.0, I12.9.
Use I12 when the patients documented diagnosis matches "Hypertensive 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 chronic kidney disease is I12.
No, I12 is non-billable. Use a more specific sub-code for primary diagnosis billing.
I12 is in Chapter 9 of the ICD-10-CM Tabular List.
Type 1 Excludes for I12 include: hypertension due to kidney disease (I15.0, I15.1); renovascular hypertension (I15.0); secondary hypertension (I15.-).
Yes, I12 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.