Question 1

Is C04 a billable ICD-10 code?

Accepted Answer

No, C04 is not a billable code. It is a category code that requires additional specificity. You must select a more specific code from the subcategories for billing purposes.

Question 2

What does ICD-10 code C04 mean?

Accepted Answer

ICD-10-CM code C04 represents Malignant neoplasm of floor of mouth. 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 C04 introduced?

Accepted Answer

Code C04 has been part of ICD-10-CM since 2016, when the coding system was mandated for use in the United States. This code was included in the original US implementation.

Question 4

What is the parent category for ICD-10 code C04?

Accepted Answer

The parent category for C04 is section:C00-C14 (Malignant neoplasms of lip, oral cavity and pharynx (C00-C14)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

Should I use additional codes with C04?

Accepted Answer

Yes, when coding C04, consider adding codes for: code to identify:; alcohol abuse and dependence (F10.-). Additional codes provide more specificity about the patient's condition.

C042026

Use Additional Code5Add code for detail

Notes8Additional information

Related Clinical Codes4Manifestation & etiology relationships

Is C04 a billable ICD-10 code?

What does ICD-10 code C04 mean?

When was ICD-10 code C04 introduced?

What is the parent category for ICD-10 code C04?

Should I use additional codes with C04?