Question 1

Is T36.AX5 a billable ICD-10 code?

Accepted Answer

Yes, T36.AX5 is a valid billable ICD-10-CM code for adverse effect of fluoroquinolone antibiotics. It can be used for medical billing and reimbursement purposes.

Question 2

What does ICD-10 code T36.AX5 mean?

Accepted Answer

ICD-10-CM code T36.AX5 represents Adverse effect of fluoroquinolone antibiotics. 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 T36.AX5 introduced?

Accepted Answer

Code T36.AX5 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 T36.AX5?

Accepted Answer

The parent category for T36.AX5 is T36.AX (Poisoning by, adverse effect of and underdosing of fluoroquinolone antibiotics). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

Does T36.AX5 require a 7th character extension?

Accepted Answer

Yes, T36.AX5 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., T36.AX5XXA for initial encounter). The extension indicates whether this is an initial visit, follow-up, or treatment for a late effect.

T36.AX5A2026

Excludes15Not coded together

Code First7Sequence another code first

Excludes27Not included here

Use Additional Code5Add code for detail

Notes3Additional information

Includes4Included conditions

7th Character Extensions3Encounter type specifiers

Is T36.AX5 a billable ICD-10 code?

What does ICD-10 code T36.AX5 mean?

When was ICD-10 code T36.AX5 introduced?

What is the parent category for ICD-10 code T36.AX5?

Does T36.AX5 require a 7th character extension?