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ICD-10-CM Codes
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S00-T88
Injury, poisoning and certain other consequences of external causes
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T66-T78
Other and unspecified effects of external causes
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T78-
Adverse effects, not elsewhere classified
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2021 ICD-10-CM Diagnosis Code T78.00XA
2021 ICD-10-CM Diagnosis Code T78.00XA
Anaphylactic reaction due to unspecified food, initial encounter
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- T78.00XA is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- Short description: Anaphylactic reaction due to unspecified food, init encntr
- The 2021 edition of ICD-10-CM T78.00XA became effective on October 1, 2020.
- This is the American ICD-10-CM version of T78.00XA - other international versions of ICD-10 T78.00XA may differ.
The following code(s) above
T78.00XA contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
T78.00XA:
- S00-T88
2021 ICD-10-CM Range S00-T88
Injury, poisoning and certain other consequences of external causesNote- Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
Use Additional- code to identify any retained foreign body, if applicable (Z18.-)
Injury, poisoning and certain other consequences of external causes - T78
ICD-10-CM Diagnosis Code T78
Adverse effects, not elsewhere classified
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Type 2 Excludes- complications of surgical and medical care NEC (T80-T88)
Adverse effects, not elsewhere classified - T78.0
ICD-10-CM Diagnosis Code T78.0
Anaphylactic reaction due to food
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Applicable To- Anaphylactic reaction due to adverse food reaction
- Anaphylactic shock or reaction due to nonpoisonous foods
- Anaphylactoid reaction due to food
Anaphylactic reaction due to food
Approximate Synonyms
- Anaphylaxis due to food
- Food anaphylaxis
- Food anaphylaxis (severe allergic reaction)
ICD-10-CM T78.00XA is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 915 Allergic reactions with mcc
- 916 Allergic reactions without mcc
Convert T78.00XA to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To T78.00XA
T76.92 Unspecified child maltreatment, suspected
T78 Adverse effects, not elsewhere classified
T78.0 Anaphylactic reaction due to food
T78.00 Anaphylactic reaction due to unspecified food
T78.00XA
…… initial encounter
T78.01 Anaphylactic reaction due to peanuts
T78.02 Anaphylactic reaction due to shellfish (crustaceans)
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.