Anaphylactic reaction due to other food products, initial encounter

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2007 Added to the draft code set draft Anaphylactic shock due to other food products, initial encounter
FY2012 Draft description revised draft ~~Anaphylactic shock due to other food products, initial encounter~~ Anaphylactic reaction due to other food products, initial encounter

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from T78 Adverse effects, not elsewhere classified

Seventh character required

The appropriate 7th character is to be added to each code from category T78

Excludes2 - not included here

complications of surgical and medical care NEC (T80-T88)

Inherited from the T66-T78 section Other and unspecified effects of external causes (T66-T78)

Code also

, if applicable, place of occurrence, such as:
highway rest stop (Y92.523)
school (private) (public) (state) as the place of occurrence of the external cause (Y92.21-)
service areas as the place of occurrence of the external cause (Y92.52-)
single-family non-institutional (private) house as the place of occurrence of the external cause (Y92.01-)
transport vehicle as the place of occurrence of the external cause (Y92.81-)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Anaphylaxis
Rash > serum
Shock > food
Neuritis > serum
Serum > neuritis
Serum > rash NEC
Shock > allergic
Serum > arthritis
Serum > urticaria
Urticaria > serum
Protein > sickness
Sickness > protein
Disorder > allergic
Hypersusceptibility
Reaction > allergic
Serum > disease NEC
Intoxication > serum
Serum > intoxication
Serum > reaction NEC
Serum > sickness NEC
Sickness > serum NEC
Serum > poisoning NEC
Shock > anaphylactoid
Sensitive, sensitivity
Reaction > anaphylactic
Reaction > anaphylactoid
Allergy, allergic > serum
Allergy, allergic > wheat
Urticaria > due to > serum
Effect, adverse > serum NEC
Encephalopathy > in > serum
Disease, diseased > serum NEC
Shock > adverse food reaction
Anaphylactoid shock or reaction
Reaction > serum > anaphylactic
Allergy, allergic > milk protein
Anaphylactic > shock or reaction
Serum > allergy, allergic reaction
Serum > complication or reaction NEC
Complication > infusion > serum reaction

Showing 40 of 50 index phrases.

Codes in the same group

Code	Description	Status
T78.09XD	Anaphylactic reaction due to other food products, subsequent encounter	Valid
T78.09XS	Anaphylactic reaction due to other food products, sequela	Valid