I10
Essential (primary) hypertension
Diseases of the circulatory system Billable
Quick Reference
Chronic elevated blood pressure without identified secondary cause
Clinical Information
When to Use This Code
Chronic elevated blood pressure without identified secondary cause
Common Clinical Scenarios
- Routine hypertension follow-up visits
- Blood pressure screening showing persistent elevation >130/80
- Chronic hypertension management without complications
Documentation Requirements
- Record blood pressure readings with specific values
- Document if controlled or uncontrolled
- Note medication compliance and therapy effectiveness
- Exclude secondary causes of hypertension
Coding Guidelines
Inclusion Terms
These terms are included in this code:
High blood pressureHTNEssential hypertensionPrimary hypertension
Exclusion Terms
Do NOT use this code for:
- Hypertensive heart disease (I11.-)
- Hypertensive chronic kidney disease (I12.-)
- Secondary hypertension (I15.-)
- Pregnancy-induced hypertension (O10-O16)
Coding Notes
This is the default code for uncomplicated hypertension
Use additional codes to identify complications if present
Document target organ damage separately if present
Related ICD-10 Codes
Consider these related codes based on patient presentation:
Automate Your Coding
Let OrbDoc AI automatically suggest ICD-10 codes based on your clinical documentation.
Request Demo Learn MoreCode Details
Code
I10
Category
Diseases of the circulatory system
Billable Status
Billable
Need Coding Help?
Our medical coding specialists can help you navigate complex coding scenarios.
Contact UsRelated Solutions & Resources
Discover how OrbDoc helps healthcare providers document accurately for proper coding and billing optimization related to I10:
Related resources
Finish Your Documentation Faster
OrbDoc AI generates clinical documentation and suggests appropriate ICD-10 codes, saving you hours of administrative work.