ICD-10-CM > S00-T88 > S70-S79 > S76 > S76.8 > S76.81 > S76.819 S76.819 Strain of other specified muscles, fascia and tendons at thigh level, unspecified thigh Non-Billable/Non-Specific Codes S76.819A..., initial encounterS76.819D..., subsequent encounterS76.819S..., sequela