2024 ICD-10-CM Diagnosis Code Z04.89

Encounter for examination and observation for other specified reasons

• Z04.89 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• Short description: Encounter for examination and observation for oth reasons
• The 2024 edition of ICD-10-CM Z04.89 became effective on October 1, 2023.
• This is the American ICD-10-CM version of Z04.89 – other international versions of ICD-10 Z04.89 may differ.

The following code(s) above Z04.89 contain annotation back-references

 that may be applicable to Z04.89:

• Z00-Z99  Factors influencing health status and contact with health services
• Z00-Z13  Persons encountering health services for examinations
• Z04  Encounter for examination and observation for other reasons
• Z04.8  Encounter for examination and observation for other specified reasons

Present On Admission

• Z04.89 is considered exempt from POA reporting.

ICD-10-CM Z04.89 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

• 951 Other factors influencing health status

Code History

• 2019 (effective 10/1/2018): New code
• 2020 (effective 10/1/2019): No change
• 2021 (effective 10/1/2020): No change
• 2022 (effective 10/1/2021): No change
• 2023 (effective 10/1/2022): No change
• 2024 (effective 10/1/2023): No change

Diagnosis Index entries containing back-references to Z04.89:

• Examination (for) (following) (general) (of) (routine) Z00.00
  • medical (adult) (for) (of) Z00.00
    • medicolegal reasons NEC Z04.89
  • medicolegal reason NEC Z04.89
  • specified type or reason NEC Z04.89
• Observation (following) (for) (without need for further medical care) Z04.9
  • suspected, ruled out – see also Suspected condition, ruled out
    • inflicted injury NEC Z04.89
  • criminal assault Z04.89
• Request for expert evidence Z04.89
• Test, tests, testing (for)
  • laboratory (as part of a general medical examination) Z00.00
    • for medicolegal reason NEC Z04.89