Z03.823
✓ BillableEncounter for observation for suspected inserted (injected) foreign body ruled out
Factors influencing health status and contact with health services (Z00-Z99)
Also Known As
❌ Excludes1
inheritedRules inherited from parent codes in the hierarchy.
- • retained foreign body (Z18.-)
- • retained foreign body in eyelid (H02.81)
- • residual foreign body in soft tissue (M79.5)
- • contact with and (suspected) exposures hazardous to health (Z77.-)
- • encounter for observation and evaluation of newborn for suspected diseases and conditions ruled out (Z05.-)
- • person with feared complaint in whom no diagnosis is made (Z71.1)
- • signs or symptoms under study- code to signs or symptoms
⚠️ Excludes2
inheritedRules inherited from parent codes.
- • confirmed foreign body ingestion or aspiration including:
- • foreign body in alimentary tract (T18)
- • foreign body in ear (T16)
- • foreign body on external eye (T15)
- • foreign body in respiratory tract (T17)
Clinical Description
ICD-10-CM code Z03.823 represents encounter for observation for suspected inserted (injected) foreign body ruled out. This code falls under the Factors influencing health status and contact with health services (Z00-Z99) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.
This is a 7-character code at the 6th level of specificity. This is the most specific code available in this subcategory. Coders should note that Z03.823 has 7 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code Z03.823?
ICD-10-CM code Z03.823 is "Encounter for observation for suspected inserted (injected) foreign body ruled out". It belongs to the category: Factors influencing health status and contact with health services (Z00-Z99).
Is Z03.823 a billable ICD-10 code?
Yes, Z03.823 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
What codes are excluded with Z03.823?
Z03.823 has 7 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Can Z03.823 be coded with other codes?
Z03.823 has 5 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.
Related Codes in Z03.82
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)