2027 ICD-10-CM Diagnosis Code S39Other and unspecified injuries of abdomen, lower back, pelvis and external genitals

ICD-10-CM Codes›S00–T88›S30-S39›S39

ICD-10-CM S39
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

S39 is a non-billable ICD-10-CM category code for other and unspecified injuries of abdomen, lower back, pelvis and external genitals, so it cannot be submitted on claims. Use a more specific code from this category instead, such as S39.001A, S39.001D, S39.001S, and S39.002A.

Code Identity

ICD-10-CM Code
S39
Billable Status
No — Non-Billable Category
Code Describes
Other and unspecified injuries of abdomen, lower back, pelvis and external genitals
Short Description
Oth & unsp injuries of abd, low back, pelv & extrn genitals
Chapter
S30-S39
Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals

Code Classification

ChapterS00–T88Injury, poisoning and certain other consequences of external causes
SectionS30-S39Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals
CategoryS39Other and unspecified injuries of abdomen, lower back, pelvis and external genitals
This CodeS39Other and unspecified injuries of abdomen, lower back, pelvis and external genitals

Specific Coding for Oth & unsp injuries of abd, low back, pelv & extrn genitalsOverview

Non-specific codes like S39 require more characters. Use one of these billable codes instead:

  • S39.0 for Injury of muscle, fascia and tendon of abdomen, lower back and pelvis

  • S39.00 for Unspecified injury of muscle, fascia and tendon of abdomen, lower back and pelvis

  • S39.01 for Strain of muscle, fascia and tendon of abdomen, lower back and pelvis

  • S39.02 for Laceration of muscle, fascia and tendon of abdomen, lower back and pelvis

  • S39.09 for Other injury of muscle, fascia and tendon of abdomen, lower back and pelvis

  • S39.8 for Other specified injuries of abdomen, lower back, pelvis and external genitals

  • S39.81 for Other specified injuries of abdomen

  • S39.82 for Other specified injuries of lower back

  • S39.83 for Other specified injuries of pelvis

  • S39.84 for Other specified injuries of external genitals

  • S39.9 for Unspecified injury of abdomen, lower back, pelvis and external genitals

  • S39.91 for Unspecified injury of abdomen

  • S39.92 for Unspecified injury of lower back

  • S39.93 for Unspecified injury of pelvis

  • S39.94 for Unspecified injury of external genitals

Coding GuidelinesGuidance

The appropriate 7th character is to be added to each code from block Other and unspecified injuries of abdomen, lower back, pelvis and external genitals (S39). Use the following options for the applicable episode of care:

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Source: ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027, published by CMS and the National Center for Health Statistics.

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to S39: its own notes plus those printed at block S30-S39 and Chapter 19. A note printed at a category, block or chapter applies to every code under it.

Includes

Further defines, or gives examples of, the content of the category.

From Block S30-S39 Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals applies to 2,679 codes
  • injuries to the abdominal wall
  • injuries to the anus
  • injuries to the buttock
  • injuries to the external genitalia
  • injuries to the flank
  • injuries to the groin

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

On S39 itself
  • sprain of joints and ligaments of lumbar spine and pelvis (S33.-)
From Block S30-S39 Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals applies to 2,679 codes
  • burns and corrosions (T20-T32)
  • effects of foreign body in anus and rectum (T18.5)
  • effects of foreign body in genitourinary tract (T19.-)
  • effects of foreign body in stomach, small intestine and colon (T18.2-T18.4)
  • frostbite (T33-T34)
  • insect bite or sting, venomous (T63.4)
From Chapter 19 (S00-T88) Injury, poisoning and certain other consequences of external causes applies to 41,187 codes

Use Additional Code

Add a second code, after this one, to fully describe the condition.

From Chapter 19 (S00-T88) Injury, poisoning and certain other consequences of external causes applies to 41,187 codes
  • code to identify any retained foreign body, if applicable (Z18.-)

Code Also

A second code may be needed to fully describe the condition; the note gives no sequencing direction.

  • any associated open wound (S31.-)

Notes

General instructions on how these codes are used.

From Chapter 19 (S00-T88) Injury, poisoning and certain other consequences of external causes applies to 41,187 codes
  • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
  • The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.

7th Character

Every code in the category takes a 7th character from the listed values, with the placeholder X filling any empty positions before it.

  • The appropriate 7th character is to be added to each code from category S39
Values for category S39 Encounter: Initial, Subsequent, Sequela
  • Ainitial encounter
  • Dsubsequent encounter
  • Ssequela

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Patient EducationClinical

Wounds and Injuries

An injury is damage to your body. It is a general term that refers to harm caused by accidents, falls, hits, weapons, and more. In the U.S., millions of people injure themselves every year. These injuries range from minor to life-threatening.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About S39Overview

Is S39 a billable code?

No. This is a category header that groups the codes for other and unspecified injuries of abdomen, lower back, pelvis and external genitals, and headers cannot be submitted on claims. Claims for other and unspecified injuries of abdomen, lower back, pelvis and external genitals need a more specific code from this category, such as S39.001A, S39.001D, and S39.001S.