Z18.1
Non-billableRetained metal fragments
Retained metal fragments
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- embedded fragment (status)
- embedded splinter (status)
- retained foreign body status
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- artificial joint prosthesis status (Z96.6-)
- foreign body accidentally left during a procedure (T81.5-)
- foreign body entering through orifice (T15-T19)
- in situ cardiac device (Z95.-)
- organ or tissue replaced by means other than transplant (Z96.-, Z97.-)
- organ or tissue replaced by transplant (Z94.-)
- personal history of retained foreign body fully removed Z87.821
- superficial foreign body (non-embedded splinter) - code to superficial foreign body, by site
- retained radioactive metal fragments (Z18.01-Z18.09)
Child Codes (3)
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code Z18.1?
ICD-10-CM code Z18.1 represents "Retained metal fragments". It is a non-billable header code — use a more specific child code for billing purposes.
Is Z18.1 a billable code?
No, Z18.1 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under Z18.1.
What chapter is Z18.1 in?
Z18.1 is in Chapter 22: Factors Influencing Health Status and Contact With Health Services (codes Z00-Z99).
What codes cannot be used with Z18.1?
Z18.1 has Excludes1 notes indicating codes that cannot be used together with it, including: artificial joint prosthesis status (Z96.6-); foreign body accidentally left during a procedure (T81.5-); foreign body entering through orifice (T15-T19); and 6 more.
What are the subcategories under Z18.1?
Z18.1 has 3 child codes, including: Z18.10 (Retained metal fragments, unspecified), Z18.11 (Retained magnetic metal fragments), Z18.12 (Retained nonmagnetic metal fragments).
What are the UMLS CUIs for Z18.1?
Z18.1 is linked to 1 UMLS Concept Unique Identifier: C2921327. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.