Is S31.604 a billable code?
No. S31.604 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
S31.604: Unspecified open wound of abdominal wall, left lower quadrant with penetration into peritoneal cavity
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
S31.604 groups related diagnoses under unspecified open wound of abdominal wall, left lower quadrant with penetration into peritoneal cavity. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under S31.604
- S31.604AUnspecified open wound of abdominal wall, left lower quadrant with penetration into peritoneal cavity, initial encounter
- S31.604DUnspecified open wound of abdominal wall, left lower quadrant with penetration into peritoneal cavity, subsequent encounter
- S31.604SUnspecified open wound of abdominal wall, left lower quadrant with penetration into peritoneal cavity, sequela
Other codes in S31.60 Unspecified open wound of abdominal wall with penetration into peritoneal cavity
- S31.600Unspecified open wound of abdominal wall, right upper quadrant with penetration into peritoneal cavityheader
- S31.601Unspecified open wound of abdominal wall, left upper quadrant with penetration into peritoneal cavityheader
- S31.602Unspecified open wound of abdominal wall, epigastric region with penetration into peritoneal cavityheader
- S31.603Unspecified open wound of abdominal wall, right lower quadrant with penetration into peritoneal cavityheader
- S31.605Unspecified open wound of abdominal wall, periumbilic region with penetration into peritoneal cavityheader
- S31.606Unspecified open wound of abdominal wall, right flank with penetration into peritoneal cavityheader
- S31.607Unspecified open wound of abdominal wall, left flank with penetration into peritoneal cavityheader
- S31.609Unspecified open wound of abdominal wall, unspecified quadrant with penetration into peritoneal cavityheader
- S31.60AUnspecified open wound of abdominal wall, unspecified flank with penetration into peritoneal cavityheader
S31.604 questions
What does S31.604 mean?
S31.604 is the ICD-10-CM code for Unspecified open wound of abdominal wall, left lower quadrant with penetration into peritoneal cavity. 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.