Question 1

Is G59 a billable ICD-10 code?

Accepted Answer

Yes, G59 is a valid billable ICD-10-CM code for mononeuropathy in diseases classified elsewhere. It can be used for medical billing and reimbursement purposes.

Question 2

What does ICD-10 code G59 mean?

Accepted Answer

ICD-10-CM code G59 represents Mononeuropathy in diseases classified elsewhere. 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 G59 introduced?

Accepted Answer

Code G59 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 G59?

Accepted Answer

The parent category for G59 is section:G50-G59 (Nerve, nerve root and plexus disorders (G50-G59)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

What conditions are excluded from G59?

Accepted Answer

Code G59 has Type 1 Excludes (mutually exclusive conditions) including: diabetic mononeuropathy (E08-E13 with .41); syphilitic nerve paralysis (A52.19); syphilitic neuritis (A52.15) and 1 more conditions. These conditions cannot be coded together with G59 as they represent different diagnoses.

Question 6

Can G59 be used as principal diagnosis?

Accepted Answer

No, G59 is a manifestation code and cannot be used as the principal diagnosis. Manifestation codes describe a condition caused by an underlying disease. You must code the underlying condition first, then use G59 as a secondary diagnosis.

G592026

Excludes19Not coded together

Code First1Sequence another code first

Excludes28Not included here

Also Known As2Alternative terms

Medicare Code Editor Rules1CMS coding restrictions