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ICD-10 Coding for Hypertension with Heart Disease(I11.0, I11.9)

Complete ICD-10-CM coding and documentation guide for Hypertension with Heart Disease. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Hypertensive Heart DiseaseHTN with Heart Disease

Related ICD-10 Code Ranges

Complete code families applicable to Hypertension with Heart Disease

I10-I15Primary Range

Hypertensive diseases

This range includes codes for hypertension and its complications, including heart disease.

Heart failure

This range is used for specifying the type of heart failure associated with hypertensive heart disease.

Complications and ill-defined descriptions of heart disease

Used for other heart conditions related to hypertension not classified elsewhere.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
I11.0Hypertensive heart disease with heart failureUse when hypertension is documented with heart failure, and a causal relationship is presumed.
  • Echocardiogram showing reduced ejection fraction (<40%)
  • BNP levels >100 pg/mL
  • Chest X-ray indicating heart enlargement
I11.9Hypertensive heart disease without heart failureUse when hypertension is documented with heart disease but without heart failure.
  • EKG showing left ventricular hypertrophy
  • Normal ejection fraction on echocardiogram

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for hypertension with heart disease

Essential facts and insights about Hypertension with Heart Disease

The ICD-10 code for hypertension with heart disease is I11.0 if heart failure is present, and I11.9 if it is not.

Primary ICD-10-CM Codes for hypertension with heart disease

Hypertensive heart disease with heart failure
Billable Code

Decision Criteria

clinical Criteria

  • Presence of heart failure symptoms with hypertension

documentation Criteria

  • Provider documentation linking hypertension and heart failure

Applicable To

  • Hypertensive heart disease with congestive heart failure

Excludes

  • Heart failure due to hypertension with chronic kidney disease (I13.-)

Clinical Validation Requirements

  • Echocardiogram showing reduced ejection fraction (<40%)
  • BNP levels >100 pg/mL
  • Chest X-ray indicating heart enlargement

Code-Specific Risks

  • Incorrectly linking with coronary artery disease without proper documentation

Coding Notes

  • Ensure documentation supports the causal relationship between hypertension and heart failure.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Chronic systolic (congestive) heart failure

I50.22
Use to specify type of heart failure when coding I11.0.

Cardiomegaly

I51.7
Use to specify cardiomegaly when coding I11.9.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Hypertensive heart and chronic kidney disease with heart failure

I13.0
Use when both heart and kidney involvement are documented with hypertension.

Atherosclerotic heart disease of native coronary artery without angina pectoris

I25.10
Use when coronary artery disease is documented without hypertension.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Hypertension with Heart Disease to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code I11.0.

Impact

Clinical: May lead to inappropriate treatment decisions., Regulatory: Non-compliance with coding standards., Financial: Potential for reduced reimbursement.

Mitigation Strategy

Use templates that prompt for heart failure type, Regular training on documentation standards

Impact

Reimbursement: May lead to reduced reimbursement due to lack of specificity., Compliance: Non-compliance with coding guidelines., Data Quality: Decreases accuracy of clinical data.

Mitigation Strategy

Always use an additional code from I50.- to specify the type of heart failure.

Impact

Using unspecified codes like I50.9 can trigger audits.

Mitigation Strategy

Ensure documentation supports specific coding of heart failure type.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Hypertension with Heart Disease, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Hypertension with Heart Disease

Use these documentation templates to ensure complete and accurate documentation for Hypertension with Heart Disease. These templates include all required elements for proper coding and billing.

Hypertensive heart disease with chronic systolic heart failure

Specialty: Cardiology

Required Elements

  • Blood pressure readings
  • Heart failure type and acuity
  • Echocardiogram results
  • BNP levels

Example Documentation

Patient presents with hypertensive heart disease and chronic systolic heart failure. BP 160/95 mmHg, EF 35% on echocardiogram, BNP 150 pg/mL.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has heart failure and high blood pressure.
Good Documentation Example
Hypertensive heart disease with NYHA Class II chronic systolic CHF (EF 38% on 3/2025 echo), BP 154/92 mmHg confirmed by 24-hour ambulatory monitoring.
Explanation
The good example provides specific details on heart failure type, BP readings, and echocardiogram results, ensuring accurate coding.

Need help with ICD-10 coding for Hypertension with Heart Disease? Ask your questions below.

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