Question 1

Is T78.19 a billable ICD-10 code?

Accepted Answer

Yes, T78.19 is a valid billable ICD-10-CM code for other adverse food reactions, not elsewhere classified. It can be used for medical billing and reimbursement purposes.

Question 2

What does ICD-10 code T78.19 mean?

Accepted Answer

ICD-10-CM code T78.19 represents Other adverse food reactions, not elsewhere classified. This code is part of the International Classification of Diseases, 10th Revision, Clinical Modification used for medical coding and billing in the United States.

Question 3

When was ICD-10 code T78.19 introduced?

Accepted Answer

Code T78.19 was added to ICD-10-CM in fiscal year 2026. ICD-10-CM codes are updated annually by the Centers for Medicare & Medicaid Services (CMS) to reflect advances in medical knowledge and clinical practice.

Question 4

What is the parent category for ICD-10 code T78.19?

Accepted Answer

The parent category for T78.19 is T78.1 (Other adverse food reactions, not elsewhere classified). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

Does T78.19 require a 7th character extension?

Accepted Answer

Yes, T78.19 requires a 7th character to specify the encounter type. Available extensions include: A (initial encounter), D (subsequent encounter), S (sequela). Use "X" as a placeholder to fill empty positions before the 7th character (e.g., T78.19XXA for initial encounter). The extension indicates whether this is an initial visit, follow-up, or treatment for a late effect.

T78.19XS2026

Excludes13Not coded together

Excludes29Not included here

Use Additional Code2Add code for detail

Notes2Additional information

Also Known As4Alternative terms

7th Character Extensions3Encounter type specifiers

Is T78.19 a billable ICD-10 code?

What does ICD-10 code T78.19 mean?

When was ICD-10 code T78.19 introduced?

What is the parent category for ICD-10 code T78.19?

Does T78.19 require a 7th character extension?