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ICD-10 Coding for Bunion Right Foot(M21.611, M20.11, M21.621)

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Learn about ICD-10 coding for bunions on the right foot, including when to use M21.611 and M20.11, documentation requirements, and coding pitfalls.

Also known as:
Hallux ValgusBony Prominence of Right Foot
Related ICD-10 Code Ranges

Complete code families applicable to Bunion Right Foot

M00-M99Primary Range

Diseases of the musculoskeletal system and connective tissue

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
M21.611Bunion of right foot
M20.11Hallux valgus (acquired) right foot
Primary ICD-10-CM Codes
Bunion of right foot
M21.611Billable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Hallux valgus (acquired) right footM20.11

Use when there is a structural deformity with lateral deviation of the great toe.

Bunionette of right footM21.621

Use for bony prominence at the 5th metatarsal.

Bunion of right footM21.611

Use when there is no structural deformity.

Documentation & Coding Risks

Avoid these common issues when documenting Bunion Right Foot.

Missing laterality in documentation

Impact

Clinical: Leads to inaccurate treatment records., Regulatory: Can result in coding denials., Financial: May cause reimbursement issues.

Mitigation

Always specify 'right' or 'left' in documentation., Cross-check with imaging reports.

Confusing hallux valgus with a simple bunion

Impact

Reimbursement: Incorrect coding can lead to reduced reimbursement., Compliance: May result in compliance issues if documentation does not support the code., Data Quality: Affects the accuracy of clinical data.

Mitigation

Verify structural deformity through imaging before coding.

Incorrect code selection

Impact

Using M21.611 instead of M20.11 when structural deformity is present.

Mitigation

Implement a checklist for imaging and clinical criteria before coding.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with M21.611.