ICD-10-CM > S00-T88 > S70-S79 > S76 > S76.3 > S76.30 S76.30 Unspecified injury of muscle, fascia and tendon of the posterior muscle group at thigh level Non-Billable/Non-Specific Codes S76.301Unspecified injury of muscle, fascia and tendon of the posterior muscle group at thigh level, right thighS76.301A..., initial encounterS76.301D..., subsequent encounterS76.301S..., sequelaS76.302Unspecified injury of muscle, fascia and tendon of the posterior muscle group at thigh level, left thighS76.302A..., initial encounterS76.302D..., subsequent encounterS76.302S..., sequelaS76.309Unspecified injury of muscle, fascia and tendon of the posterior muscle group at thigh level, unspecified thighS76.309A..., initial encounterS76.309D..., subsequent encounterS76.309S..., sequela