Question 1

Is G55 a billable ICD-10 code?

Accepted Answer

Yes, G55 is a valid billable ICD-10-CM code for nerve root and plexus compressions in diseases classified elsewhere. It can be used for medical billing and reimbursement purposes.

Question 2

What does ICD-10 code G55 mean?

Accepted Answer

ICD-10-CM code G55 represents Nerve root and plexus compressions 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 G55 introduced?

Accepted Answer

Code G55 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 G55?

Accepted Answer

The parent category for G55 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 G55?

Accepted Answer

Code G55 has Type 1 Excludes (mutually exclusive conditions) including: nerve root compression (due to) (in) ankylosing spondylitis (M45.-); nerve root compression (due to) (in) dorsopathies (M53.-, M54.-); nerve root compression (due to) (in) intervertebral disc disorders (M50.1.-, M51.1.-) and 2 more conditions. These conditions cannot be coded together with G55 as they represent different diagnoses.

Question 6

Can G55 be used as principal diagnosis?

Accepted Answer

No, G55 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 G55 as a secondary diagnosis.

G552026

Excludes110Not coded together

Code First2Sequence another code first

Excludes28Not included here

Also Known As1Alternative terms

Medicare Code Editor Rules1CMS coding restrictions

Related Clinical Codes2Manifestation & etiology relationships