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T88.1

Billable

Other complications following immunization, not elsewhere classified

T88.1 is the ICD-10-CM code for Other complications following immunization, not elsewhere classified. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
S00-T88
Parent
T88
Edition
FY2026

S00-T88 Injury, poisoning and certain other consequences of external causes

Includes

  • •Generalized vaccinia
  • •Rash following immunization

Excludes1 — not coded here

  • •vaccinia not from vaccine (B08.011)

Excludes2 — not included here

  • •anaphylactic shock due to serum (T80.5-)
  • •other serum reactions (T80.6-)
  • •postimmunization arthropathy (M02.2)
  • •postimmunization encephalitis (G04.02)
  • •postimmunization fever (R50.83)

Frequently asked questions

What is ICD-10 code T88.1?
T88.1 is the ICD-10-CM code for "Other complications following immunization, not elsewhere classified". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T88.1 a billable code?
Yes — T88.1 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from T88.1?
Excludes1 (not coded here): vaccinia not from vaccine (B08.011).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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