Is S66.891 a billable code?
No. S66.891 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
S66.891: Other injury of other specified muscles, fascia and tendons at wrist and hand level, right hand
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
S66.891 groups related diagnoses under other injury of other specified muscles, fascia and tendons at wrist and hand level, right hand. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under S66.891
- S66.891AOther injury of other specified muscles, fascia and tendons at wrist and hand level, right hand, initial encounter
- S66.891DOther injury of other specified muscles, fascia and tendons at wrist and hand level, right hand, subsequent encounter
- S66.891SOther injury of other specified muscles, fascia and tendons at wrist and hand level, right hand, sequela
Other codes in S66.89 Other injury of other specified muscles, fascia and tendons at wrist and hand level
S66.891 questions
What does S66.891 mean?
S66.891 is the ICD-10-CM code for Other injury of other specified muscles, fascia and tendons at wrist and hand level, right hand. 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.