eMedCodes logo

S66 - Injury of muscle, fascia and tendon at wrist and hand level


The ICD 10 Code for Injury of muscle, fascia and tendon at wrist and hand level is listed as S66.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: S66
Description: Injury of muscle, fascia and tendon at wrist and hand level
  • Code also any associated open wound (S61.-)
  • Excludes2: sprain of joints and ligaments of wrist and hand (S63.-)
  • The appropriate 7th character is to be added to each code from category S66
  • A - initial encounter
  • D - subsequent encounter
  • S - sequela
Chapter Injury, poisoning and certain other consequences of external causes (S00-T88)
ICD-10-CM Children (deeper level / typically more specific) of S66:
S66.0 - Injury of long flexor muscle, fascia and tendon of thumb at wrist and hand level
S66.1 - Injury of flexor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
S66.2 - Injury of extensor muscle, fascia and tendon of thumb at wrist and hand level
S66.3 - Injury of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
S66.4 - Injury of intrinsic muscle, fascia and tendon of thumb at wrist and hand level
S66.5 - Injury of intrinsic muscle, fascia and tendon of other and unspecified finger at wrist and hand level
S66.8 - Injury of other specified muscles, fascia and tendons at wrist and hand level
S66.9 - Injury of unspecified muscle, fascia and tendon at wrist and hand level