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S39.091

S39.091Other injury of muscle, fascia and tendon of abdomen

Non-billable headerICD-10-CM

S39.091 is a non-billable header ICD-10-CM code for other injury of muscle, fascia and tendon of abdomen. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to each code from category S39

A
initial encounter
D
subsequent encounter
S
sequela

Risk adjustment

S39.091 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

How S39.091 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to S39.091.

  • Injurymuscleabdomenspecified type NEC

Code to one of these instead S39.091

3 child codes. Green means billable.

Related codes at this level

Codes that share S39.09. If S39.091 is not quite right, the correct code is usually one of these.

Questions about S39.091

Is S39.091 a billable ICD-10-CM code?
No. S39.091 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does S39.091 sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.