Billable / Specific Code
ICD-10-CM T78.089 is the diagnosis code for Anaphylactic reaction due to eggs, unspecified. This code falls under the section "Other and unspecified effects of external causes" within Chapter 19 — Injury, poisoning and certain other consequences of external causes (S00-T88). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where T78.089 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, T78.089 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
T78.089 is the ICD-10-CM diagnosis code for "Anaphylactic reaction due to eggs, unspecified". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of T78.089 is T78.08 ("Anaphylactic reaction due to eggs"). T78.089 provides a more specific classification within this category.
T78.089 is located in Section T66-T78 — "Other and unspecified effects of external causes" within Chapter 19 of the ICD-10-CM Tabular List.
Use T78.089 when the patients documented diagnosis matches "Anaphylactic reaction due to eggs, unspecified" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Anaphylactic reaction due to eggs, unspecified is T78.089.
Yes, T78.089 can be used as a primary diagnosis code since it is billable and specific.
T78.089 is in Chapter 19 of the ICD-10-CM Tabular List.
Yes, T78.089 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.