MCMCB Pro
S23.0XXA

S23.0XXATraumatic rupture of thoracic intervertebral disc, initial encounter

Billable / specific codeICD-10-CM

S23.0XXA is a billable, specific ICD-10-CM code for traumatic rupture of thoracic intervertebral disc, initial encounter. It is valid for submission on a claim.

7th character "A" — initial encounter

The appropriate 7th character is to be added to each code from category S23

A
initial encounter
D
subsequent encounter
S
sequela

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • rupture or displacement (nontraumatic) of thoracic intervertebral disc NOS (M51.- with fifth character 4)

Risk adjustment

S23.0XXA 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

S23.0XXA 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.

  • A53058Billing and Coding: Home Health Physical Therapy
  • A53065Billing and Coding: Outpatient Physical Therapy
  • A57311Billing and Coding: Physical Therapy - Home Health

Related codes at this level

Codes that share S23.0. If S23.0XXA is not quite right, the correct code is usually one of these.

Questions about S23.0XXA

Is S23.0XXA a billable ICD-10-CM code?
Yes. S23.0XXA is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S23.0XXA sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the thorax (S20-S29).
What cannot be coded together with S23.0XXA?
S23.0XXA carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.
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.