ICD-10-CM › Z00-Z99 › Z00-Z13 › Z04 Encounter for examination and... › Z04.2
Encounter for examination and observation following work accident
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Encounter for examination and observation following work accident
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from Z04 Encounter for examination and observation for other reasons
Includes
- encounter for examination for medicolegal reasons
- 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.
Inherited from the Z00-Z13 section Persons encountering health services for examinations (Z00-Z13)
Excludes2 - not included here
- examinations related to pregnancy and reproduction (Z30-Z36, Z39.-)
Note
- Nonspecific abnormal findings disclosed at the time of these examinations are classified to categories R70-R94.
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Check-up
- Admission
- Surveillance
- Investigation
- Under observation
- Ruled out condition
- Encounter > check-up
- Examination > special
- Examination > physical
- Admission > observation
- Encounter > examination
- Observation > injuries NEC
- Adjustment > implanted device
- Suspected condition, ruled out
- Evaluation > suspected condition
- Observation > suspected, ruled out
- Admission > examination at health care facility
- Observation > accident NEC > at work
- Observation > following work accident
- Examination > following > accident NEC > work
- Observation > suspected, ruled out > accident at work
Codes in the same group
| Code | Description | Status |
|---|---|---|
| Z04.1 | Encounter for examination and observation following transport accident | Valid |
| Z04.3 | Encounter for examination and observation following other accident | Valid |
| Z04.4 | Encounter for examination and observation following alleged rape | Not billable |
| Z04.6 | Encounter for general psychiatric examination, requested by authority | Valid |
| Z04.7 | Encounter for examination and observation following alleged physical abuse | Not billable |
| Z04.8 | Encounter for examination and observation for other specified reasons | Not billable |
| Z04.9 | Encounter for examination and observation for unspecified reason | Valid |