Is S66.111 a billable code?
No. S66.111 is a header code that groups 3 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
S66.111: Strain of flexor muscle, fascia and tendon of left index finger at wrist and hand level
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
S66.111 groups related diagnoses under strain of flexor muscle, fascia and tendon of left index finger at wrist and hand level. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under S66.111
- S66.111AStrain of flexor muscle, fascia and tendon of left index finger at wrist and hand level, initial encounter
- S66.111DStrain of flexor muscle, fascia and tendon of left index finger at wrist and hand level, subsequent encounter
- S66.111SStrain of flexor muscle, fascia and tendon of left index finger at wrist and hand level, sequela
Other codes in S66.11 Strain of flexor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
- S66.110Strain of flexor muscle, fascia and tendon of right index finger at wrist and hand levelheader
- S66.112Strain of flexor muscle, fascia and tendon of right middle finger at wrist and hand levelheader
- S66.113Strain of flexor muscle, fascia and tendon of left middle finger at wrist and hand levelheader
- S66.114Strain of flexor muscle, fascia and tendon of right ring finger at wrist and hand levelheader
- S66.115Strain of flexor muscle, fascia and tendon of left ring finger at wrist and hand levelheader
- S66.116Strain of flexor muscle, fascia and tendon of right little finger at wrist and hand levelheader
- S66.117Strain of flexor muscle, fascia and tendon of left little finger at wrist and hand levelheader
- S66.118Strain of flexor muscle, fascia and tendon of other finger at wrist and hand levelheader
- S66.119Strain of flexor muscle, fascia and tendon of unspecified finger at wrist and hand levelheader
S66.111 questions
What does S66.111 mean?
S66.111 is the ICD-10-CM code for Strain of flexor muscle, fascia and tendon of left index finger at wrist and hand level. It is in chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.