Z03
Encounter for medical observation for suspected diseases and conditions ruled out
- Release
- FY 2027
- Effective
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files.
Inclusion Terms
This category is to be used when a person without a diagnosis is suspected of having an abnormal condition, without signs or symptoms, which requires study, but after examination and observation, is ruled out. This category is also for use for administrative and legal observation status.
Excludes1
contact with and (suspected) exposures hazardous to health ( Z77 .-)
Excludes1
encounter for observation and evaluation of newborn for suspected diseases and conditions ruled out ( Z05 .-)
Excludes1
person with feared complaint in whom no diagnosis is made ( Z71.1 )
Excludes1
signs or symptoms under study- code to signs or symptoms
More Specific Codes
3 codes under Z03
Version History
How Z03 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentEncounter for medical observation for suspected diseases and conditions ruled out
-
FY 2026 Effective
UnchangedEncounter for medical observation for suspected diseases and conditions ruled out
Related Codes
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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