Is S56.404 a billable code?
No. S56.404 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
S56.404: Unspecified injury of extensor muscle, fascia and tendon of left middle finger at forearm level
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
S56.404 groups related diagnoses under unspecified injury of extensor muscle, fascia and tendon of left middle finger at forearm level. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under S56.404
- S56.404AUnspecified injury of extensor muscle, fascia and tendon of left middle finger at forearm level, initial encounter
- S56.404DUnspecified injury of extensor muscle, fascia and tendon of left middle finger at forearm level, subsequent encounter
- S56.404SUnspecified injury of extensor muscle, fascia and tendon of left middle finger at forearm level, sequela
Other codes in S56.40 Unspecified injury of extensor muscle, fascia and tendon of other and unspecified finger at forearm level
- S56.401Unspecified injury of extensor muscle, fascia and tendon of right index finger at forearm levelheader
- S56.402Unspecified injury of extensor muscle, fascia and tendon of left index finger at forearm levelheader
- S56.403Unspecified injury of extensor muscle, fascia and tendon of right middle finger at forearm levelheader
- S56.405Unspecified injury of extensor muscle, fascia and tendon of right ring finger at forearm levelheader
- S56.406Unspecified injury of extensor muscle, fascia and tendon of left ring finger at forearm levelheader
- S56.407Unspecified injury of extensor muscle, fascia and tendon of right little finger at forearm levelheader
- S56.408Unspecified injury of extensor muscle, fascia and tendon of left little finger at forearm levelheader
- S56.409Unspecified injury of extensor muscle, fascia and tendon of unspecified finger at forearm levelheader
S56.404 questions
What does S56.404 mean?
S56.404 is the ICD-10-CM code for Unspecified injury of extensor muscle, fascia and tendon of left middle finger at forearm 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.