Z92.84 — Personal history of unintended awareness under general anesthesia
Z92.84 is a billable, specific ICD-10-CM code for personal history of unintended awareness under general anesthesia. It is valid for submission on a claim.
Excludes2 — not included here, but may coexist
The excluded condition is not part of this code, but a patient can have both. You may code both.
- unintended awareness under general anesthesia during procedure (T88.53)
Risk adjustment
Z92.84 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
How Z92.84 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to Z92.84.
- History›personal›unintended awareness under general anesthesia
- Anesthesia, anesthetic›complication or reaction NEC›unintended awareness under general anesthesia during procedure›personal history of
Related codes at this level
Codes that share Z92.8. If Z92.84 is not quite right, the correct code is usually one of these.
- Z92.81Personal history of extracorporeal membrane oxygenation (ECMO)
- Z92.82Status post administration of tPA (rtPA) in a different facility within the last 24 hours prior to admission to current facility
- Z92.83Personal history of failed moderate sedation
- Z92.85Personal history of cellular therapy
- Z92.86Personal history of gene therapy
- Z92.89Personal history of other medical treatment
Questions about Z92.84
- Is Z92.84 a billable ICD-10-CM code?
- Yes. Z92.84 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does Z92.84 sit in the tabular list?
- Factors influencing health status and contact with health services (Z00-Z99), in the block Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99).