ICD-10-CM › Z00-Z99 › Z77-Z99 › Z91 Personal risk factors, not... › Z91.A

Z91.A

Caregiver's noncompliance with patient's medical treatment and regimen

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2023 onwards. It has never been valid for submission on its own.

Submit one of these 6 more specific codes instead:

  • Z91.A1 Caregiver's noncompliance with patient's dietary regimen (also a header)
  • Z91.A2 Caregiver's intentional underdosing of patient's medication regimen (also a header)
  • Z91.A3 Caregiver's unintentional underdosing of patient's medication regimen
  • Z91.A4 Caregiver's other noncompliance with patient's medication regimen (also a header)
  • Z91.A5 Caregiver's noncompliance with patient's renal dialysis (also a header)
  • Z91.A9 Caregiver's noncompliance with patient's other medical treatment and regimen (also a header)

What has happened to this code

Every change the publisher made, from 2023 to now.

  1. FY2023 Added to the code set Caregiver's noncompliance with patient's medical treatment and regimen

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 Z91 Personal risk factors, not elsewhere classified

Excludes2 - not included here

  • contact with and (suspected) exposures hazardous to health (Z77.-)
  • exposure to pollution and other problems related to physical environment (Z77.1-)
  • female genital mutilation status (N90.81-)
  • occupational exposure to risk factors (Z57.-)
  • personal history of physical injury and trauma (Z87.81, Z87.82-)

Inherited from the Z77-Z99 section Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)

Code also

  • any follow-up examination (Z08-Z09)

Codes in the same group

CodeDescriptionStatus
Z91.0 Allergy status, other than to drugs and biological substances Not billable
Z91.1 Patient's noncompliance with medical treatment and regimen Not billable
Z91.4 Personal history of psychological trauma, not elsewhere classified Not billable
Z91.5 Personal history of self-harm Not billable
Z91.8 Other specified personal risk factors, not elsewhere classified Not billable
Z91.B Personal risk factor of exposure to diethylstilbestrol Valid