ICD 10 code for Essential (primary) hypertension. Get free rules, notes, crosswalks, synonyms, history for ICD-10 code I10. ICD-10 codes I10 through I1A are used to classify different types of hypertensive diseases, covering essential hypertension, hypertensive complications involving the heart and kidneys, secondary hypertension caused by underlying conditions, and hypertensive crises.
ICD-10 code I10 includes benign hypertension, malignant hypertension, and systemic hypertension NOS. Unlike ICD-9, which had separate codes for benign (401.1) and malignant (401.0) hypertension, ICD-10 consolidates these under the single code I10. Understand ICD-10 codes for hypertension, including I10, I11–I16. Learn how to code essential, secondary, and crisis-related hypertension accurately.
icd 10 htn, Find the right hypertension ICD-10 codes for primary, secondary, and CKD cases with clear explanations, quick reference tables, and coding insights. Based on the guidelines, you should assign I10 when: The provider documents "hypertension," "high blood pressure," "HTN," or "essential hypertension" without linking it to heart disease, CKD, or a secondary cause. The patient has diagnosed hypertension but no documented heart disease or CKD. I10 is a valid billable ICD-10 diagnosis code for Essential (primary) hypertension. It is found in the 2025 version of the ICD-10 Clinical Modification (CM) and can be used in all HIPAA-covered transactions from - .
icd 10 htn, ICD-10 code I10 for Essential (primary) hypertension is a medical classification as listed by WHO under the range -Hypertensive diseases .
