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T88.0XXS

T88.0XXS: Infection following immunization, sequela

Billable / specific codeICD-10-CMPOA exempt

T88.0XXS is a billable, specific ICD-10-CM code for infection following immunization, sequela. It is valid for submission on a claim.

Check T88.0XXS with the rest of the claim: free scrubber

7th character "S": sequela

The appropriate 7th character is to be added to each code from category T88

A
initial encounter
D
subsequent encounter
S
sequela

Inclusion terms

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

  • Sepsis following immunization

Excludes2 inherited from the categories above T88.0XXS

Not part of this code, but both may be coded when both are present.

Written on T88: Other complications of surgical and medical care, not elsewhere classified

  • complication following infusion, transfusion and therapeutic injection (T80.-)
  • complication following procedure NEC (T81.-)
  • complications of anesthesia in labor and delivery (O74.-)
  • complications of anesthesia in pregnancy (O29.-)
  • complications of anesthesia in puerperium (O89.-)
  • complications of devices, implants and grafts (T82-T85)
  • complications of obstetric surgery and procedure (O75.4)
  • dermatitis due to drugs and medicaments (L23.3, L24.4, L25.1, L27.0-L27.1)
  • poisoning and toxic effects of drugs and chemicals (T36-T65 with fifth or sixth character 1-4)
  • specified complications classified elsewhere

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

T88.0XXS is named in 5 Medicare coverage policies: 5 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A53057Billing and Coding: Home Health Occupational Therapy
  • A53058Billing and Coding: Home Health Physical Therapy
  • A56625Billing and Coding: Echocardiography
  • A56781Billing and Coding: Transthoracic Echocardiography (TTE)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under T88.0

ICD-10-CMFY2027· effective October 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.