Z92 Personal history of medical treatment

Category / Non-billable header 23 subcodes

Block: Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)

Excludes 2 (not included here)

  • postprocedural states (Z98.-)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
Z92..0 Personal history of contraception Yes
Z92..2 Personal history of drug therapy No
Z92..21 Personal history of antineoplastic chemotherapy Yes
Z92..22 Personal history of monoclonal drug therapy Yes
Z92..23 Personal history of estrogen therapy Yes
Z92..24 Personal history of steroid therapy No
Z92..240 Personal history of inhaled steroid therapy Yes
Z92..241 Personal history of systemic steroid therapy Yes
Z92..25 Personal history of immunosuppression therapy Yes
Z92..26 Personal history of immune checkpoint inhibitor therapy Yes
Z92..29 Personal history of other drug therapy Yes
Z92..3 Personal history of irradiation Yes
Z92..8 Personal history of other medical treatment No
Z92..81 Personal history of extracorporeal membrane oxygenation (ECMO) Yes
Z92..82 Status post administration of tPA (rtPA) in a different facility within the last 24 hours prior to admission to current facility Yes
Z92..83 Personal history of failed moderate sedation Yes
Z92..84 Personal history of unintended awareness under general anesthesia Yes
Z92..85 Personal history of cellular therapy No
Z92..850 Personal history of Chimeric Antigen Receptor T-cell therapy Yes
Z92..858 Personal history of other cellular therapy Yes
Z92..859 Personal history of cellular therapy, unspecified Yes
Z92..86 Personal history of gene therapy Yes
Z92..89 Personal history of other medical treatment Yes

Last reviewed: September 2026