Question 1

Is G31 a billable ICD-10 code?

Accepted Answer

No, G31 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 G31 mean?

Accepted Answer

ICD-10-CM code G31 represents Other degenerative diseases of nervous system, 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 G31 introduced?

Accepted Answer

Code G31 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 G31?

Accepted Answer

The parent category for G31 is section:G30-G32 (Other degenerative diseases of the nervous system (G30-G32)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

What conditions should be coded separately from G31?

Accepted Answer

Code G31 has Type 2 Excludes including: Reye's syndrome (G93.7). These conditions are not included in G31 but can be coded together if the patient has both conditions.

Question 6

Should I use additional codes with G31?

Accepted Answer

Yes, when coding G31, consider adding codes for: code, if applicable, for codes G31.0-G31.83, G31.85-G31.9, to identify:; dementia with anxiety (F02.84, F02.A4, F02.B4, F02.C4). Additional codes provide more specificity about the patient's condition.

G312026

Excludes29Not included here

Use Additional Code7Add code for detail

Related Clinical Codes11Manifestation & etiology relationships