T78.129 is a new non-billable/non-specific diagnosis code introduced in the 2026 ICD-10-CM used to classify the following condition: Other adverse food reaction due to egg with baked egg tolerance/reactivity, unspecified.
Codes
T78.129A
Other adverse food reaction due to egg with baked egg tolerance/reactivity, unspecified, initial encounter
T78.129S
Other adverse food reaction due to egg with baked egg tolerance/reactivity, unspecified, sequela
T78.129D
Other adverse food reaction due to egg with baked egg tolerance/reactivity, unspecified, subsequent encounter
Versions
2026
New code