S31.605ABillable

Unspecified open wound of abdominal wall, periumbilic region with penetration into peritoneal cavity, initial encounter

Short description: Unsp opn wnd abd wall, periumb rgn w penet perit cav, init

Chapter: 19. Injury, poisoning and certain other consequences of external causes
Category: S31
Effective date: October 1, 2026

Related codes in category S31

S31Opn wnd abdomen, lower back, pelvis and external genitals S31.0Open wound of lower back and pelvis S31.00Unspecified open wound of lower back and pelvis S31.000Unsp opn wnd lower back and pelvis w/o penet retroperiton S31.000AUnsp opn wnd low back and pelv w/o penet retroperiton, initYes S31.000DUnsp opn wnd low back and pelv w/o penet retroperiton, subsYes S31.000SUnsp opn wnd low back and pelv w/o penet retroperiton, sqlaYes S31.001Unsp opn wnd lower back and pelvis w penet retroperiton S31.001AUnsp opn wnd low back and pelvis w penet retroperiton, initYes S31.001DUnsp opn wnd low back and pelvis w penet retroperiton, subsYes S31.001SUnsp opn wnd low back and pelvis w penet retroperiton, sqlaYes S31.01Laceration without foreign body of lower back and pelvis

Frequently asked questions

What is ICD-10 code S31.605A?

S31.605A is an ICD-10-CM diagnosis code for Unspecified open wound of abdominal wall, periumbilic region with penetration into peritoneal cavity, initial encounter.

Is S31.605A a billable code?

Yes. S31.605A is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is S31.605A in?

S31.605A falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did S31.605A become effective?

S31.605A has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to S31.605A?

S31.605A belongs to category S31, which includes 12 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.