Is S35.00XS a billable ICD-10-CM code?

Yes. S35.00XS is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does S35.00XS 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).

What cannot be coded together with S35.00XS?

S35.00XS carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above S35.00XS (S35.0) and apply to it just the same.

S35.00XS

S35.00XS — Unspecified injury of abdominal aorta, sequela

Billable / specific codeICD-10-CMPOA exempt

S35.00XS is a billable, specific ICD-10-CM code for unspecified injury of abdominal aorta, sequela. It is valid for submission on a claim.

7th character "S" — sequela

The appropriate 7th character is to be added to each code from category S35

A: initial encounter
D: subsequent encounter
S: sequela

Excludes1 inherited from the categories above S35.00XS

These are not written on S35.00XS, but they bind it: a note on a category applies to every code beneath it. Billing S35.00XS with anything listed here is a denial.

Written on S35.0 — Injury of abdominal aorta

injury of aorta NOS (S25.0)

Risk adjustment

S35.00XS 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.

Medicare coverage

S35.00XS is named in 3 Medicare coverage policies — 3 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A56421Billing and Coding: CT of the Abdomen and Pelvis
A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
A57636Billing and Coding: Duplex Scanning

Code history

S35.00XS has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Related codes at this level

Codes that share S35.00. If S35.00XS is not quite right, the correct code is usually one of these.

Questions about S35.00XS

Is S35.00XS a billable ICD-10-CM code?: Yes. S35.00XS is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S35.00XS 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).
What cannot be coded together with S35.00XS?: S35.00XS carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above S35.00XS (S35.0) and apply to it just the same.