S35.99XS — Other specified injury of unspecified blood vessel at abdomen, lower back and pelvis level, sequela
S35.99XS is a billable, specific ICD-10-CM code for other specified injury of unspecified blood vessel at abdomen, lower back and pelvis level, 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
Risk adjustment
S35.99XS 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
S35.99XS 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
- A56697Billing and Coding: Non-Invasive Vascular Studies
- A57636Billing and Coding: Duplex Scanning
Related codes at this level
Codes that share S35.99. If S35.99XS is not quite right, the correct code is usually one of these.
Questions about S35.99XS
- Is S35.99XS a billable ICD-10-CM code?
- Yes. S35.99XS is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does S35.99XS 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).