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ICD-10 Coding for Right Axis Deviation(R94.31)

Complete ICD-10-CM coding and documentation guide for Right Axis Deviation. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

RADRightward Axis

Related ICD-10 Code Ranges

Complete code families applicable to Right Axis Deviation

R94.31Primary Range

Abnormal electrocardiogram [ECG] [EKG]

This code is used for documenting abnormal ECG findings, including right axis deviation when no specific underlying cause is identified.

Key Information: ICD-10 code for right axis deviation

Essential facts and insights about Right Axis Deviation

The ICD-10 code for right axis deviation is R94.31, used when ECG findings show right axis deviation without a documented underlying cause.

Primary ICD-10-CM Code for right axis deviation

Abnormal electrocardiogram [ECG] [EKG]
Billable Code

Decision Criteria

clinical Criteria

  • ECG shows QRS axis > +90°

documentation Criteria

  • Provider explicitly documents 'right axis deviation'

Applicable To

  • Abnormal ECG findings

Excludes

  • Normal ECG findings

Clinical Validation Requirements

  • ECG report explicitly states 'right axis deviation' or QRS axis > +90°
  • No documentation of causal conditions

Code-Specific Risks

  • Coding R94.31 without explicit mention of RAD in the documentation.

Coding Notes

  • Ensure RAD is explicitly documented in the ECG report.

Ancillary Codes

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

Chronic obstructive pulmonary disease, unspecified

J44.9
Use when RAD is associated with COPD.

Other pulmonary embolism without acute cor pulmonale

I26.99
Use when RAD is associated with pulmonary embolism.

Differential Codes

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

Left Axis Deviation

R94.31
Left axis deviation is indicated by QRS negative in II/III/aVF and positive in I.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Right Axis Deviation to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code R94.31.

Impact

Clinical: Ambiguous clinical data., Regulatory: Potential for coding errors., Financial: May affect reimbursement accuracy.

Mitigation Strategy

Specify 'right' or 'left' axis deviation in documentation.

Impact

Reimbursement: May lead to lower reimbursement if RAD is not linked to an underlying condition., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Ensure the provider's documentation explicitly states 'right axis deviation'.

Impact

Risk of coding errors due to vague ECG interpretations.

Mitigation Strategy

Ensure ECG reports are detailed and specify axis deviation.

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 Right Axis Deviation, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Right Axis Deviation

Use these documentation templates to ensure complete and accurate documentation for Right Axis Deviation. These templates include all required elements for proper coding and billing.

Cardiology Clinic Note

Specialty: Cardiology

Required Elements

  • Rhythm
  • Rate
  • Axis
  • Intervals
  • Significant Findings

Example Documentation

**ECG Findings**: - Rhythm: Sinus - Rate: 88 bpm - Axis: +120° (right axis deviation) - Intervals: PR 160 ms, QRS 100 ms, QT 400 ms - Significant Findings: Right ventricular strain

Examples: Poor vs. Good Documentation

Poor Documentation Example
ECG shows axis deviation.
Good Documentation Example
ECG demonstrates right axis deviation at +115° with RSR’ pattern in V1 and S1Q3T3, consistent with acute pulmonary embolism.
Explanation
The good example provides specific axis measurement and links RAD to a clinical condition.

Need help with ICD-10 coding for Right Axis Deviation? Ask your questions below.

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