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ICD-10 Coding for Torn Achilles Tendon(S86.01xA, M66.36x)

Complete ICD-10-CM coding and documentation guide for Torn Achilles Tendon. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Achilles Tendon RuptureAchilles Tendon Tear

Related ICD-10 Code Ranges

Complete code families applicable to Torn Achilles Tendon

S86.01-S86.09Primary Range

Injury of Achilles tendon

This range includes codes for traumatic injuries to the Achilles tendon, such as ruptures and strains.

Spontaneous rupture of Achilles tendon

This code is used for non-traumatic, spontaneous ruptures of the Achilles tendon.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
S86.01xAStrain of Achilles tendon, initial encounterUse for acute traumatic ruptures of the Achilles tendon.
  • Positive Thompson test
  • MRI showing complete rupture
M66.36xSpontaneous rupture of Achilles tendonUse for non-traumatic, spontaneous ruptures.
  • Ultrasound showing degenerative changes
  • Absence of trauma history

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 torn Achilles tendon

Essential facts and insights about Torn Achilles Tendon

The ICD-10 code for a traumatic rupture of the Achilles tendon is S86.01xA, while M66.36x is used for spontaneous ruptures.

Primary ICD-10-CM Codes for torn achilles tendon

Strain of Achilles tendon, initial encounter
Non-billable Code

Decision Criteria

clinical Criteria

  • Presence of a traumatic event leading to rupture.

documentation Criteria

  • Detailed description of the injury mechanism and physical exam findings.

Applicable To

  • Traumatic rupture of Achilles tendon

Excludes

  • Achilles tendinitis (M76.6)

Clinical Validation Requirements

  • Positive Thompson test
  • MRI showing complete rupture

Code-Specific Risks

  • Confusion with tendinitis codes
  • Missing laterality

Coding Notes

  • Ensure documentation specifies the mechanism of injury and laterality.

Ancillary Codes

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

Fall from curb, initial encounter

W18.41xA
Use to specify the external cause of the injury.

Differential Codes

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

Achilles tendinitis

M76.6
Use M76.6 for inflammation without rupture.

Traumatic rupture of Achilles tendon

S86.01xA
Use S86.01xA for ruptures due to trauma.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Torn Achilles Tendon to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code S86.01xA.

Impact

Clinical: Impacts treatment planning., Regulatory: Non-compliance with coding standards., Financial: Potential for claim denials.

Mitigation Strategy

Always document RT or LT in clinical notes.

Impact

Reimbursement: Incorrect coding can lead to denied claims., Compliance: Misclassification affects compliance with coding standards., Data Quality: Impacts the accuracy of clinical data.

Mitigation Strategy

Ensure documentation specifies rupture, not just pain or inflammation.

Impact

Using M76.6 for ruptures can trigger audits.

Mitigation Strategy

Ensure clear documentation of rupture vs. tendinitis.

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 Torn Achilles Tendon, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Torn Achilles Tendon

Use these documentation templates to ensure complete and accurate documentation for Torn Achilles Tendon. These templates include all required elements for proper coding and billing.

Acute traumatic rupture during sports

Specialty: Orthopedics

Required Elements

  • Mechanism of injury
  • Physical exam findings
  • Imaging results

Example Documentation

Patient reports sudden 'pop' in heel during basketball, unable to plantarflex. MRI confirms complete rupture.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has Achilles pain.
Good Documentation Example
Patient reports sudden 'pop' in right heel during basketball game, MRI confirms complete rupture.
Explanation
The good example specifies the mechanism, laterality, and imaging confirmation.

Need help with ICD-10 coding for Torn Achilles Tendon? Ask your questions below.

Ask about any ICD-10 CM code, or paste a medical note

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