Question 1

Is Y31 a billable ICD-10 code?

Accepted Answer

Yes, Y31 is a valid billable ICD-10-CM code for falling, lying or running before or into moving object, undetermined intent. It can be used for medical billing and reimbursement purposes.

Question 2

What does ICD-10 code Y31 mean?

Accepted Answer

ICD-10-CM code Y31 represents Falling, lying or running before or into moving object, undetermined intent. 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 Y31 introduced?

Accepted Answer

Code Y31 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 Y31?

Accepted Answer

The parent category for Y31 is section:Y21-Y33 (Event of undetermined intent (Y21-Y33)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

Does Y31 require a 7th character extension?

Accepted Answer

Yes, Y31 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., Y31XXA for initial encounter). The extension indicates whether this is an initial visit, follow-up, or treatment for a late effect.

Y31.XXXS2026

Notes1Additional information

Also Known As4Alternative terms

7th Character Extensions3Encounter type specifiers

Is Y31 a billable ICD-10 code?

What does ICD-10 code Y31 mean?

When was ICD-10 code Y31 introduced?

What is the parent category for ICD-10 code Y31?

Does Y31 require a 7th character extension?