ICD-10-CM Current in FY 2027

S31.00

Unspecified open wound of lower back and pelvis

Release: FY 2027
Effective: October 1, 2026

Official source

Hierarchy

Where S31.00 sits in the official hierarchy. Each level is the code it is classified under.

S31 Open wound of abdomen, lower back, pelvis and external genitals
S31.0 Parent Open wound of lower back and pelvis
S31.00 This code Unspecified open wound of lower back and pelvis

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Excludes1

traumatic amputation of part of abdomen, lower back and pelvis ( S38.2- , S38.3 )

Inherited from S31 — Open wound of abdomen, lower back, pelvis and external genitals

Excludes2

open wound of hip (S71.00-S71.02)

Inherited from S31 — Open wound of abdomen, lower back, pelvis and external genitals

Excludes2

open fracture of pelvis (S32.1--S32.9 with 7th character B)

Inherited from S31 — Open wound of abdomen, lower back, pelvis and external genitals

Code Also

any associated:

Inherited from S31 — Open wound of abdomen, lower back, pelvis and external genitals

Code Also

spinal cord injury ( S24.0 , S24.1- , S34.0- , S34.1- )

Inherited from S31 — Open wound of abdomen, lower back, pelvis and external genitals

Code Also

wound infection

Inherited from S31 — Open wound of abdomen, lower back, pelvis and external genitals

7th Character

The appropriate 7th character is to be added to each code from category S31

Inherited from S31 — Open wound of abdomen, lower back, pelvis and external genitals

7th Character

A - initial encounter

Inherited from S31 — Open wound of abdomen, lower back, pelvis and external genitals

7th Character

D - subsequent encounter

Inherited from S31 — Open wound of abdomen, lower back, pelvis and external genitals

7th Character

S - sequela

Inherited from S31 — Open wound of abdomen, lower back, pelvis and external genitals

More Specific Codes

2 codes under S31.00

Version History

How S31.00 appears in each release imported from the official files, newest first.

FY 2027 Effective October 1, 2026
Current

Unspecified open wound of lower back and pelvis
FY 2026 Effective October 1, 2025
Unchanged

Unspecified open wound of lower back and pelvis

Other codes under S31.0

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release: FY 2027
Effective: October 1, 2026
Source file: icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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