ICD-10-CM
ICD-10 code for Hypertension: I10
The ICD-10-CM index points "Hypertension" to I10, Essential (primary) hypertension. I10 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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Index subterms
A header groups codes and is not billed. A billable code is one you can report.
- G93.2benign, intracranial, Benign intracranial hypertensionBillable
- R03.0borderline, Elevated blood-pressure reading, without diagnosis of hypertensionBillable
- I13.10cardiorenal (disease), Hypertensive heart and chronic kidney disease without heart failure, with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney diseaseBillable
- I16.9crisis, Hypertensive crisis, unspecifiedBillable
- I16.1emergency, Hypertensive emergencyBillable
- I67.4encephalopathy, Hypertensive encephalopathyBillable
- I70.1Goldblatt's, Atherosclerosis of renal arteryBillable
- I11.9heart (disease) (conditions in I51.4-I51.9 due to hypertension), Hypertensive heart disease without heart failureBillable
- G93.2intracranial, benign, Benign intracranial hypertensionBillable
- I12.9kidney, Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney diseaseBillable
- I27.0lesser circulation, Primary pulmonary hypertensionBillable
- P29.2newborn, Neonatal hypertensionBillable
- K76.6portal (due to chronic liver disease) (idiopathic), Portal hypertensionBillable
- I97.3postoperative, Postprocedural hypertensionBillable
- F45.8psychogenic, Other somatoform disordersBillable
- I27.20pulmonary, Pulmonary hypertension, unspecifiedBillable
- I15.0renovascular, Renovascular hypertensionBillable
- I1A.0resistant (apparent treatment) (treatment) (true), Resistant hypertensionBillable
- I15.9secondary NEC, Secondary hypertension, unspecifiedBillable
- R03.0transient, Elevated blood-pressure reading, without diagnosis of hypertensionBillable
- I16.0urgency, Hypertensive urgencyBillable
Excludes1
Excludes1 means these codes are not reported together.
Excludes2
Excludes2 means the other condition can be reported with this one when both are documented.
Related conditions
Related pages
Questions
What is the ICD-10 code for Hypertension?
The ICD-10-CM index points "Hypertension" to I10, Essential (primary) hypertension. I10 is a billable code.
Is I10 billable?
Yes. I10 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to I10?
The CDC tabular list gives 1 Excludes1 note (not coded together), 2 Excludes2 notes (may be coded together when both are documented) for I10 and the categories above it. They are listed on this page.
What chapter is I10 in?
Chapter 9. Diseases of the circulatory system.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.