MCMCB Pro
S00.33XS

S00.33XSContusion of nose, sequela

Billable / specific codeICD-10-CMPOA exempt

S00.33XS is a billable, specific ICD-10-CM code for contusion of nose, 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 S00

A
initial encounter
D
subsequent encounter
S
sequela

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Bruise of nose
  • Hematoma of nose

Risk adjustment

S00.33XS 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

S00.33XS is named in 4 Medicare coverage policies 4 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A53064Billing and Coding: Outpatient Occupational Therapy
  • A56459Billing and Coding: Debridement Services
  • A56766Billing and Coding: Incision and Drainage (I&D) of Abscess of Skin, Subcutaneous and Accessory Structures
  • A57204Billing and Coding: MRI and CT Scans of the Head and Neck

Related codes at this level

Codes that share S00.33. If S00.33XS is not quite right, the correct code is usually one of these.

Questions about S00.33XS

Is S00.33XS a billable ICD-10-CM code?
Yes. S00.33XS is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S00.33XS sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the head (S00-S09).
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.