Question 1

Is Z18 a billable ICD-10 code?

Accepted Answer

No, Z18 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 Z18 mean?

Accepted Answer

ICD-10-CM code Z18 represents Retained foreign body fragments. 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 Z18 introduced?

Accepted Answer

Code Z18 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 Z18?

Accepted Answer

The parent category for Z18 is section:Z18 (Retained foreign body fragments (Z18)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

What conditions are excluded from Z18?

Accepted Answer

Code Z18 has Type 1 Excludes (mutually exclusive conditions) including: artificial joint prosthesis status (Z96.6-); foreign body accidentally left during a procedure (T81.5-); foreign body entering through orifice (T15-T19) and 5 more conditions. These conditions cannot be coded together with Z18 as they represent different diagnoses.

Z182026

Excludes18Not coded together

Notes3Additional information

Includes3Included conditions

Related Clinical Codes8Manifestation & etiology relationships

Excluded By2Codes that exclude this one

Is Z18 a billable ICD-10 code?

What does ICD-10 code Z18 mean?

When was ICD-10 code Z18 introduced?

What is the parent category for ICD-10 code Z18?

What conditions are excluded from Z18?