S66.51
S66.51 — Strain of intrinsic muscle, fascia and tendon of other and unspecified finger at wrist and hand level
Non-billable headerICD-10-CMunspecified
S66.51 is a non-billable header ICD-10-CM code for strain of intrinsic muscle, fascia and tendon of other and unspecified finger at wrist and hand level. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.
This code requires a 7th character
The appropriate 7th character is to be added to each code from category S66
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Risk adjustment
S66.51 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead S66.51
10 child codes. Green means billable.
- S66.510Strain of intrinsic muscle, fascia and tendon of right index finger at wrist and hand level
- S66.511Strain of intrinsic muscle, fascia and tendon of left index finger at wrist and hand level
- S66.512Strain of intrinsic muscle, fascia and tendon of right middle finger at wrist and hand level
- S66.513Strain of intrinsic muscle, fascia and tendon of left middle finger at wrist and hand level
- S66.514Strain of intrinsic muscle, fascia and tendon of right ring finger at wrist and hand level
- S66.515Strain of intrinsic muscle, fascia and tendon of left ring finger at wrist and hand level
- S66.516Strain of intrinsic muscle, fascia and tendon of right little finger at wrist and hand level
- S66.517Strain of intrinsic muscle, fascia and tendon of left little finger at wrist and hand level
- S66.518Strain of intrinsic muscle, fascia and tendon of other finger at wrist and hand level
- S66.519Strain of intrinsic muscle, fascia and tendon of unspecified finger at wrist and hand level
Related codes at this level
Codes that share S66.5. If S66.51 is not quite right, the correct code is usually one of these.
- S66.50Unspecified injury of intrinsic muscle, fascia and tendon of other and unspecified finger at wrist and hand level
- S66.52Laceration of intrinsic muscle, fascia and tendon of other and unspecified finger at wrist and hand level
- S66.59Other injury of intrinsic muscle, fascia and tendon of other and unspecified finger at wrist and hand level
Questions about S66.51
- Is S66.51 a billable ICD-10-CM code?
- No. S66.51 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does S66.51 sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the wrist, hand and fingers (S60-S69).