ICD-10 Coding for Baker's Cyst(M17.0U, M66.2, M67.4)

Learn about the ICD-10 coding for Baker's cyst, including documentation requirements and common coding pitfalls. Ensure accurate diagnosis and billing with our comprehensive guide.

Also known as:
Popliteal CystSynovial Cyst of the Kneesynovial cyst popliteal space
Related ICD-10 Code Ranges

Complete code families applicable to Baker's Cyst

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
M71.22Synovial cyst of popliteal space, left knee
M71.21Synovial cyst of popliteal space, right knee

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

Essential facts and insights aboutBaker's Cyst

Differential Codes

Alternative codes to consider when ruling out similar conditions

Ganglion cystM67.4
Synovial cyst not in popliteal spaceM66.2

Documentation & Coding Risks

Avoid these common issues when documenting Baker's Cyst.

Failure to specify laterality in documentation

Impact

Clinical: May lead to incorrect treatment planning., Regulatory: Non-compliance with coding standards., Financial: Potential claim denials due to incomplete documentation.

Mitigation

Always document whether the cyst is on the left or right knee., Use templates that prompt for laterality.

Using 20612 instead of 20610 for aspiration

Impact

Reimbursement: Incorrect coding may lead to claim denials., Compliance: Using incorrect codes can result in non-compliance with coding guidelines., Data Quality: Misclassification affects data accuracy and quality.

Mitigation

Use 20610 for aspiration of Baker's cyst as it is a synovial cyst.

Incorrect CPT code usage

Impact

Using 20612 instead of 20610 for Baker's cyst aspiration.

Mitigation

Ensure documentation specifies the cyst type and location.

Frequently Asked Questions