T78.40 - Allergy, unspecified
- Applicable to Allergy, unspecified
- The 2025 edition of ICD10-CM T78.40 became effective on October 1, 2024.
- This is the American ICD10-CM version of T78.40 - other international versions of ICD10 T78.40 may differ.
- T78.40 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Inclusion terms help to clarify and specify the conditions or diseases covered by a particular ICD-10-CM code.
Inclusion Term:
- Allergic reaction NOS
- Hypersensitivity NOS
Billable/Specific Code
The following codes above T78.40 contain annotation back-references that may be applicable to T78.40:
- Chapter: S00-T88 - Injury, poisoning and certain other consequences of external causes
- Section: T66-T78 - Other and unspecified effects of external causes
- Category: T78 - Adverse effects, not elsewhere classified
Browse other similar CM codes:
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
Please, give attribution to our website icd10all.com