Hypertensive diseases
25 codes in this section
About Section I10-I1A
Section I10-I1A (I10-I1A) covers hypertensive diseases. It sits within the Diseases of the circulatory system chapter (I00-I99). This section contains 25 ICD-10-CM codes, 18 billable diagnoses you can submit on a claim, and 7 non-billable header codes used to organize the hierarchy.
Codes are organized below by 3-character root. Click the root to see all subcodes underneath it, or click any individual code for full coverage data, payer policies, and linked CPT procedures.
Codes in I10-I1A
Grouped by 3-character root code. Click any code for full detail.
| I11.0 | Hypertensive heart disease with heart failure | Billable |
| I11.9 | Hypertensive heart disease without heart failure | Billable |
| I12.0 | Hypertensive chronic kidney disease with stage 5 chronic kidney disease or end stage renal disease | Billable |
| I12.9 | Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease | Billable |
| I13.0 | Hypertensive heart and chronic kidney disease with heart failure and stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease | Billable |
| I13.1 | Hypertensive heart and chronic kidney disease without heart failure | Header |
| I13.10 | Hypertensive heart and chronic kidney disease without heart failure, with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease | Billable |
| I13.11 | Hypertensive heart and chronic kidney disease without heart failure, with stage 5 chronic kidney disease, or end stage renal disease | Billable |
| I13.2 | Hypertensive heart and chronic kidney disease with heart failure and with stage 5 chronic kidney disease, or end stage renal disease | Billable |
| I15.0 | Renovascular hypertension | Billable |
| I15.1 | Hypertension secondary to other renal disorders | Billable |
| I15.2 | Hypertension secondary to endocrine disorders | Billable |
| I15.8 | Other secondary hypertension | Billable |
| I15.9 | Secondary hypertension, unspecified | Billable |
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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