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Home/Diagnosis/ICD-10 Coding for Posterior Tibial Tendon Dysfunction

ICD-10 Coding for Posterior Tibial Tendon Dysfunction

M76.821
M66.371
M21.41

Complete ICD-10-CM coding and documentation guide for icd-10 coding for posterior tibial tendon dysfunction includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
PTTD
Adult Acquired Flatfoot
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Key Information: ICD-10 Coding for Posterior Tibial Tendon Dysfunction

Essential facts and insights about ICD-10 Coding for Posterior Tibial Tendon Dysfunction

Use ICD-10 code M76.821 for other enthesopathy of right foot, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Other enthesopathy of right foot

Billable Code
M76.821
Billable

Diagnostic Criteria

  • • Presence of medial ankle pain and MRI findings of tenosynovitis.

Applicable To

  • • Posterior tibial tendon dysfunction, right

Important Notes

  • • Ensure documentation specifies laterality and stage of dysfunction.

Spontaneous rupture of flexor tendons, right foot

Billable Code
M66.371
Billable

Applicable To

  • • Complete rupture of posterior tibial tendon, right

Important Notes

  • • Ensure MRI findings are documented to support rupture diagnosis.

Acquired flat foot, right foot

Billable Code
M21.41
Billable

Applicable To

  • • Flatfoot deformity due to PTTD

Important Notes

  • • Document the relationship between PTTD and flatfoot.
Ancillary Codes

Additional codes that may be used with this diagnosis

M21.41

Acquired flat foot, right foot

Use to document associated flatfoot deformity.

Frequently Asked Questions

What is the ICD-10 code for posterior tibial tendon dysfunction?

The ICD-10 code for posterior tibial tendon dysfunction is M76.82-, with specific codes for laterality and stage.

How do you code a complete rupture of the posterior tibial tendon?

Use ICD-10 code M66.37- for a complete rupture of the posterior tibial tendon, specifying laterality.

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