Non-surgical treatments such as rest, physical therapy, and braces and orthotics are tried first. If they do not help after several months, your doctor may talk with you about surgical treatments. The type of surgery depends on where the tendonitis is in your foot and how much tendon is affected. 

Some of the surgeries involve lengthening the calf muscles, replacing the tendon, moving bones, and fusing bones. The surgeries can be complex and other surgeries might be needed.