MCMCB Pro
S22.028A

S22.028AOther fracture of second thoracic vertebra, initial encounter for closed fracture

Billable / specific codeICD-10-CM

S22.028A is a billable, specific ICD-10-CM code for other fracture of second thoracic vertebra, initial encounter for closed fracture. It is valid for submission on a claim.

7th character "A" — initial encounter for closed fracture

The appropriate 7th character is to be added to each code from category S22

A
initial encounter for closed fracture
B
initial encounter for open fracture
D
subsequent encounter for fracture with routine healing
G
subsequent encounter for fracture with delayed healing
K
subsequent encounter for fracture with nonunion
S
sequela

Risk adjustment

S22.028A risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 401 Vertebral Fractures without Spinal Cord Injury0.522 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

S22.028A is named in 8 Medicare coverage policies 8 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
  • A57132Billing and Coding: Bone Mass Measurement
  • A57132Billing and Coding: Bone Mass Measurement
  • A57205Billing and Coding: Oximetry Services

Related codes at this level

Codes that share S22.028. If S22.028A is not quite right, the correct code is usually one of these.

Questions about S22.028A

Is S22.028A a billable ICD-10-CM code?
Yes. S22.028A is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S22.028A 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).
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.