ICD-10-CM Code Z91

Personal risk factors, not elsewhere classified

Version 2020 Non-Billable Code

Not Valid for Submission

Z91 is a "header" nonspecific and non-billable code code, consider using a code with a higher level of specificity for a diagnosis of personal risk factors, not elsewhere classified. The code is NOT valid for the year 2020 for the submission of HIPAA-covered transactions.

ICD-10:Z91
Short Description:Personal risk factors, not elsewhere classified
Long Description:Personal risk factors, not elsewhere classified

Consider the following ICD-10 codes with a higher level of specificity:

  • Z91.0 - Allergy status, other than to drugs and biological substances
  • Z91.01 - Food allergy status
  • Z91.010 - Allergy to peanuts
  • Z91.011 - Allergy to milk products
  • Z91.012 - Allergy to eggs
  • Z91.013 - Allergy to seafood
  • Z91.018 - Allergy to other foods
  • Z91.02 - Food additives allergy status
  • Z91.03 - Insect allergy status
  • Z91.030 - Bee allergy status
  • Z91.038 - Other insect allergy status
  • Z91.04 - Nonmedicinal substance allergy status
  • Z91.040 - Latex allergy status
  • Z91.041 - Radiographic dye allergy status
  • Z91.048 - Other nonmedicinal substance allergy status
  • Z91.09 - Other allergy status, other than to drugs and biological substances
  • Z91.1 - Patient's noncompliance with medical treatment and regimen
  • Z91.11 - Patient's noncompliance with dietary regimen
  • Z91.12 - Patient's intentional underdosing of medication regimen
  • Z91.120 - Patient's intentional underdosing of medication regimen due to financial hardship
  • Z91.128 - Patient's intentional underdosing of medication regimen for other reason
  • Z91.13 - Patient's unintentional underdosing of medication regimen
  • Z91.130 - Patient's unintentional underdosing of medication regimen due to age-related debility
  • Z91.138 - Patient's unintentional underdosing of medication regimen for other reason
  • Z91.14 - Patient's other noncompliance with medication regimen
  • Z91.15 - Patient's noncompliance with renal dialysis
  • Z91.19 - Patient's noncompliance with other medical treatment and regimen
  • Z91.4 - Personal history of psychological trauma, not elsewhere classified
  • Z91.41 - Personal history of adult abuse
  • Z91.410 - Personal history of adult physical and sexual abuse
  • Z91.411 - Personal history of adult psychological abuse
  • Z91.412 - Personal history of adult neglect
  • Z91.419 - Personal history of unspecified adult abuse
  • Z91.42 - Personal history of forced labor or sexual exploitation
  • Z91.49 - Other personal history of psychological trauma, not elsewhere classified
  • Z91.5 - Personal history of self-harm
  • Z91.8 - Other specified personal risk factors, not elsewhere classified
  • Z91.81 - History of falling
  • Z91.82 - Personal history of military deployment
  • Z91.83 - Wandering in diseases classified elsewhere
  • Z91.84 - Oral health risk factors
  • Z91.841 - Risk for dental caries, low
  • Z91.842 - Risk for dental caries, moderate
  • Z91.843 - Risk for dental caries, high
  • Z91.849 - Unspecified risk for dental caries
  • Z91.89 - Other specified personal risk factors, not elsewhere classified

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code Z91:

Type 2 Excludes

Type 2 Excludes
A type 2 excludes note represents "Not included here". An excludes2 note indicates that the condition excluded is not part of the condition represented by the code, but a patient may have both conditions at the same time. When an Excludes2 note appears under a code, it is acceptable to use both the code and the excluded code together, when appropriate.
  • 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
  • personal history of physical injury and trauma Z87.81 Z87.82
  • occupational exposure to risk factors Z57

Code Classification

  • Factors influencing health status and contact with health services (Z00–Z99)
    • Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
      • Personal risk factors, not elsewhere classified (Z91)

Code History

  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016
    (First year ICD-10-CM implemented into the HIPAA code set)
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020