Is S81.0 a billable code?
No. S81.0 is a header code that groups 54 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
S81.0: Open wound of knee
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
S81.0 groups related diagnoses under open wound of knee. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under S81.0
- S81.001AUnspecified open wound, right knee, initial encounter
- S81.001DUnspecified open wound, right knee, subsequent encounter
- S81.001SUnspecified open wound, right knee, sequela
- S81.002AUnspecified open wound, left knee, initial encounter
- S81.002DUnspecified open wound, left knee, subsequent encounter
- S81.002SUnspecified open wound, left knee, sequela
- S81.009AUnspecified open wound, unspecified knee, initial encounter
- S81.009DUnspecified open wound, unspecified knee, subsequent encounter
- S81.009SUnspecified open wound, unspecified knee, sequela
- S81.011ALaceration without foreign body, right knee, initial encounter
- S81.011DLaceration without foreign body, right knee, subsequent encounter
- S81.011SLaceration without foreign body, right knee, sequela
- S81.012ALaceration without foreign body, left knee, initial encounter
- S81.012DLaceration without foreign body, left knee, subsequent encounter
- S81.012SLaceration without foreign body, left knee, sequela
- S81.019ALaceration without foreign body, unspecified knee, initial encounter
- S81.019DLaceration without foreign body, unspecified knee, subsequent encounter
- S81.019SLaceration without foreign body, unspecified knee, sequela
- S81.021ALaceration with foreign body, right knee, initial encounter
- S81.021DLaceration with foreign body, right knee, subsequent encounter
- S81.021SLaceration with foreign body, right knee, sequela
- S81.022ALaceration with foreign body, left knee, initial encounter
- S81.022DLaceration with foreign body, left knee, subsequent encounter
- S81.022SLaceration with foreign body, left knee, sequela
- S81.029ALaceration with foreign body, unspecified knee, initial encounter
- S81.029DLaceration with foreign body, unspecified knee, subsequent encounter
- S81.029SLaceration with foreign body, unspecified knee, sequela
- S81.031APuncture wound without foreign body, right knee, initial encounter
- S81.031DPuncture wound without foreign body, right knee, subsequent encounter
- S81.031SPuncture wound without foreign body, right knee, sequela
- S81.032APuncture wound without foreign body, left knee, initial encounter
- S81.032DPuncture wound without foreign body, left knee, subsequent encounter
- S81.032SPuncture wound without foreign body, left knee, sequela
- S81.039APuncture wound without foreign body, unspecified knee, initial encounter
- S81.039DPuncture wound without foreign body, unspecified knee, subsequent encounter
- S81.039SPuncture wound without foreign body, unspecified knee, sequela
- S81.041APuncture wound with foreign body, right knee, initial encounter
- S81.041DPuncture wound with foreign body, right knee, subsequent encounter
- S81.041SPuncture wound with foreign body, right knee, sequela
- S81.042APuncture wound with foreign body, left knee, initial encounter
- S81.042DPuncture wound with foreign body, left knee, subsequent encounter
- S81.042SPuncture wound with foreign body, left knee, sequela
- S81.049APuncture wound with foreign body, unspecified knee, initial encounter
- S81.049DPuncture wound with foreign body, unspecified knee, subsequent encounter
- S81.049SPuncture wound with foreign body, unspecified knee, sequela
- S81.051AOpen bite, right knee, initial encounter
- S81.051DOpen bite, right knee, subsequent encounter
- S81.051SOpen bite, right knee, sequela
- S81.052AOpen bite, left knee, initial encounter
- S81.052DOpen bite, left knee, subsequent encounter
- S81.052SOpen bite, left knee, sequela
- S81.059AOpen bite, unspecified knee, initial encounter
- S81.059DOpen bite, unspecified knee, subsequent encounter
- S81.059SOpen bite, unspecified knee, sequela
Other codes in S81 Open wound of knee and lower leg
S81.0 questions
What does S81.0 mean?
S81.0 is the ICD-10-CM code for Open wound of knee. 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.