MCMCB Pro
T81.12XA

T81.12XAPostprocedural septic shock, initial encounter

Billable / specific codeICD-10-CM

T81.12XA is a billable, specific ICD-10-CM code for postprocedural septic shock, 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 T81

A
initial encounter
D
subsequent encounter
S
sequela

Code first

The underlying condition must be sequenced before this code.

  • underlying infection

Use additional code

Add a secondary code to capture the detail described below.

  • code, to identify any associated acute organ dysfunction, if applicable

Inclusion terms

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

  • Postprocedural endotoxic shock resulting from a procedure, not elsewhere classified
  • Postprocedural gram-negative shock resulting from a procedure, not elsewhere classified

Risk adjustment

T81.12XA 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

T81.12XA is named in 13 Medicare coverage policies 13 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52868Billing and Coding: Transesophageal Echocardiography (TEE)
  • A55336Billing and Coding: Retroperitoneal Ultrasound
  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A56505Billing and Coding: Transesophageal Echocardiography (TEE)

Related codes at this level

Codes that share T81.12. If T81.12XA is not quite right, the correct code is usually one of these.

Questions about T81.12XA

Is T81.12XA a billable ICD-10-CM code?
Yes. T81.12XA is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does T81.12XA sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Complications of surgical and medical care, not elsewhere classified (T80-T88).
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.