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ICD-10 Coding for Renovascular Hypertension(I15.0, I70.1)

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

Also known as:

Renal HypertensionSecondary Hypertension due to Renal Artery Stenosis

Related ICD-10 Code Ranges

Complete code families applicable to Renovascular Hypertension

I15-I15.9Primary Range

Secondary Hypertension

This range includes codes for hypertension secondary to other conditions, including renovascular hypertension.

Atherosclerosis

This range includes codes for atherosclerosis, which is a common cause of renovascular hypertension.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
I15.0Renovascular hypertensionUse when hypertension is secondary to renal artery stenosis or other renovascular conditions.
  • Imaging confirmation of renal artery stenosis (CTA, MRA, Doppler)
  • Resistant hypertension (≥3 medications)
  • Elevated creatinine levels
I70.1Atherosclerosis of renal arteryUse when atherosclerosis is identified as the cause of renal artery stenosis.
  • Imaging evidence of atherosclerosis in renal arteries

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 renovascular hypertension

Essential facts and insights about Renovascular Hypertension

The ICD-10 code for renovascular hypertension is I15.0, indicating hypertension due to renal artery stenosis.

Primary ICD-10-CM Codes for renovascular hypertension

Renovascular hypertension
Billable Code

Decision Criteria

clinical Criteria

  • Presence of renal artery stenosis confirmed by imaging

documentation Criteria

  • Explicit documentation of hypertension due to renal artery stenosis

Applicable To

  • Hypertension due to renal artery stenosis

Excludes

  • Primary hypertension (I10)

Clinical Validation Requirements

  • Imaging confirmation of renal artery stenosis (CTA, MRA, Doppler)
  • Resistant hypertension (≥3 medications)
  • Elevated creatinine levels

Code-Specific Risks

  • Misclassification as primary hypertension
  • Omission of underlying cause code

Coding Notes

  • Ensure documentation specifies the causal relationship between hypertension and renal artery stenosis.

Ancillary Codes

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

Atherosclerosis of renal artery

I70.1
Use alongside I15.0 to specify the cause of renovascular hypertension.

Differential Codes

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

Hypertensive chronic kidney disease

I12.9
Use I12.9 when hypertension causes kidney disease, not when it is caused by renal artery stenosis.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Renovascular Hypertension to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code I15.0.

Impact

Clinical: Mismanagement of hypertension treatment., Regulatory: Non-compliance with coding standards., Financial: Potential loss of reimbursement.

Mitigation Strategy

Educate providers on documentation standards., Use templates that prompt for causal documentation.

Impact

Reimbursement: Incorrect DRG assignment leading to potential underpayment., Compliance: Non-compliance with ICD-10 coding guidelines., Data Quality: Inaccurate clinical data affecting patient records.

Mitigation Strategy

Ensure documentation specifies hypertension is due to renal artery stenosis.

Impact

Improper sequencing of primary and secondary codes can lead to audit flags.

Mitigation Strategy

Ensure training on correct sequencing rules and regular audits.

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 Renovascular Hypertension, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Renovascular Hypertension

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

Diagnosis of renovascular hypertension

Specialty: Nephrology

Required Elements

  • Blood pressure readings
  • Imaging results
  • Medication history
  • Renal function tests

Example Documentation

Patient presents with resistant hypertension. CTA reveals 80% stenosis in the right renal artery. Diagnosis: Renovascular hypertension due to atherosclerosis.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Hypertension with renal artery stenosis.
Good Documentation Example
Renovascular hypertension due to 80% stenosis of the right renal artery confirmed by CTA.
Explanation
The good example specifies the cause and confirms with imaging, meeting documentation requirements.

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

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