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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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2022 ICD-10-CM Diagnosis Code T78.3XXS
2022 ICD-10-CM Diagnosis Code T78.3XXS
Angioneurotic edema, sequela
2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code POA Exempt
- T78.3XXS is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2022 edition of ICD-10-CM T78.3XXS became effective on October 1, 2021.
- This is the American ICD-10-CM version of T78.3XXS - other international versions of ICD-10 T78.3XXS may differ.
The following code(s) above
T78.3XXS 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
T78.3XXS:
- S00-T88
2022 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 2022 Non-Billable/Non-Specific Code
Type 2 Excludes- complications of surgical and medical care NEC (T80-T88)
Adverse effects, not elsewhere classified - T78.3
ICD-10-CM Diagnosis Code T78.3
Angioneurotic edema
2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
Applicable To- Allergic angioedema
- Giant urticaria
- Quincke's edema
Angioneurotic edema
Present On AdmissionPOA Help
"Present On Admission" is defined as present at the time the order for inpatient admission occurs — conditions that develop during an outpatient encounter, including emergency department, observation, or outpatient surgery, are considered POA.
- T78.3XXS is considered exempt from POA reporting.
ICD-10-CM T78.3XXS is grouped within Diagnostic Related Group(s) (MS-DRG v39.0):
- 922 Other injury, poisoning and toxic effect diagnoses with mcc
- 923 Other injury, poisoning and toxic effect diagnoses without mcc
Convert T78.3XXS 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
- 2022 (effective 10/1/2021): No change
ICD-10-CM Codes Adjacent To T78.3XXS
T78.2 Anaphylactic shock, unspecified
T78.3 Angioneurotic edema
T78.3XXS
…… sequela
T78.4 Other and unspecified allergy
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.