M76.82 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
M76.821
Posterior tibial tendinitis, right leg
Billable
10
M76.822
Posterior tibial tendinitis, left leg
Billable
10
M76.829
Posterior tibial tendinitis, unspecified leg
Billable