T78.40XD Allergy, unspecified, subsequent encounter
Billable / valid for submission ICD10CM Release FY2026
Version history
| Release | Valid from | Valid to | Description | Billable |
|---|---|---|---|---|
| FY2026 | 2025-10-01 | current | Allergy, unspecified, subsequent encounter | yes |
Related codes in T78
- T78 Adverse effects, not elsewhere classified
- T78.0 Anaphylactic reaction due to food
- T78.00 Anaphylactic reaction due to unspecified food
- T78.00XA Anaphylactic reaction due to unspecified food, initial encounter
- T78.00XD Anaphylactic reaction due to unspecified food, subsequent encounter
- T78.00XS Anaphylactic reaction due to unspecified food, sequela
- T78.01 Anaphylactic reaction due to peanuts
- T78.01XA Anaphylactic reaction due to peanuts, initial encounter
- T78.01XD Anaphylactic reaction due to peanuts, subsequent encounter
- T78.01XS Anaphylactic reaction due to peanuts, sequela
- T78.02 Anaphylactic reaction due to shellfish (crustaceans)
- T78.02XA Anaphylactic reaction due to shellfish (crustaceans), initial encounter
- T78.02XD Anaphylactic reaction due to shellfish (crustaceans), subsequent encounter
- T78.02XS Anaphylactic reaction due to shellfish (crustaceans), sequela
- T78.03 Anaphylactic reaction due to other fish
- T78.03XA Anaphylactic reaction due to other fish, initial encounter
- T78.03XD Anaphylactic reaction due to other fish, subsequent encounter
- T78.03XS Anaphylactic reaction due to other fish, sequela
- T78.04 Anaphylactic reaction due to fruits and vegetables
- T78.04XA Anaphylactic reaction due to fruits and vegetables, initial encounter