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T78.3

Billable

Angioneurotic edema

T78.3 is the ICD-10-CM code for Angioneurotic edema. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
S00-T88
Parent
T78
Edition
FY2026

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

Includes

  • •Allergic angioedema
  • •Giant urticaria
  • •Quincke's edema

Excludes1 — not coded here

  • •serum urticaria (T80.6-)
  • •urticaria (L50.-)

Frequently asked questions

What is ICD-10 code T78.3?
T78.3 is the ICD-10-CM code for "Angioneurotic edema". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T78.3 a billable code?
Yes — T78.3 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from T78.3?
Excludes1 (not coded here): serum urticaria (T80.6-); urticaria (L50.-).

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

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