S86.019 Strain of unspecified Achilles tendonNon-billable ICD-10-CM code.
S93.4 Sprain of ankle ("injury of Achilles tendon (S86.0-)")S96 Injury of muscle and tendon at ankle and foot level ("injury of Achilles tendon (S86.0-)")M23 Internal derangement of knee ("current injury - see injury of knee and lower leg (S80-S89)")S76 Injury of muscle, fascia and tendon at hip and thigh level ("injury of muscle, fascia and tendon at lower leg level (S86)")S83 Dislocation and sprain of joints and ligaments of knee ("strain of muscle, fascia and tendon of lower leg (S86.-)")S86.011S Strain of right Achilles tendon, sequelaS86.012 Strain of left Achilles tendonS86.012A Strain of left Achilles tendon, initial encounterS86.012D Strain of left Achilles tendon, subsequent encounterS86.012S Strain of left Achilles tendon, sequelaS86.019 Strain of unspecified Achilles tendon (this code)S86.019A Strain of unspecified Achilles tendon, initial encounterS86.019D Strain of unspecified Achilles tendon, subsequent encounterS86.019S Strain of unspecified Achilles tendon, sequelaS86.02 Laceration of Achilles tendonS86.021 Laceration of right Achilles tendon