ICD-10-CM > S00-T88 > S60-S69 > S66 > S66.5 > S66.51 S66.51 Strain of intrinsic muscle, fascia and tendon of other and unspecified finger at wrist and hand level Non-Billable/Non-Specific Codes S66.510Strain of intrinsic muscle, fascia and tendon of right index finger at wrist and hand levelS66.510A..., initial encounterS66.510D..., subsequent encounterS66.510S..., sequelaS66.511Strain of intrinsic muscle, fascia and tendon of left index finger at wrist and hand levelS66.511A..., initial encounterS66.511D..., subsequent encounterS66.511S..., sequelaS66.512Strain of intrinsic muscle, fascia and tendon of right middle finger at wrist and hand levelS66.512A..., initial encounterS66.512D..., subsequent encounterS66.512S..., sequelaS66.513Strain of intrinsic muscle, fascia and tendon of left middle finger at wrist and hand levelS66.513A..., initial encounterS66.513D..., subsequent encounterS66.513S..., sequelaS66.514Strain of intrinsic muscle, fascia and tendon of right ring finger at wrist and hand levelS66.514A..., initial encounterS66.514D..., subsequent encounterS66.514S..., sequelaS66.515Strain of intrinsic muscle, fascia and tendon of left ring finger at wrist and hand levelS66.515A..., initial encounterS66.515D..., subsequent encounterS66.515S..., sequelaS66.516Strain of intrinsic muscle, fascia and tendon of right little finger at wrist and hand levelS66.516A..., initial encounterS66.516D..., subsequent encounterS66.516S..., sequelaS66.517Strain of intrinsic muscle, fascia and tendon of left little finger at wrist and hand levelS66.517A..., initial encounterS66.517D..., subsequent encounterS66.517S..., sequelaS66.518Strain of intrinsic muscle, fascia and tendon of other finger at wrist and hand levelS66.518A..., initial encounterS66.518D..., subsequent encounterS66.518S..., sequelaS66.519Strain of intrinsic muscle, fascia and tendon of unspecified finger at wrist and hand levelS66.519A..., initial encounterS66.519D..., subsequent encounterS66.519S..., sequela