Z91.1
Non-billablePatient's noncompliance with medical treatment and regimen
Patient's noncompliance with medical treatment and regimen
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- •contact with and (suspected) exposures hazardous to healthZ77
- •exposure to pollution and other problems related to physical environmentZ77.1
- •female genital mutilation statusN90.81
- •occupational exposure to risk factorsZ57
- •personal history of physical injury and trauma,Z87.81, Z87.82
- •caregiver noncompliance with patient's medical treatment and regimenA-)Z91
Code Also
A second code may be required; sequencing depends on circumstances
Child Codes (6)
Z91.11Patient's noncompliance with dietary regimen
Z91.12Patient's intentional underdosing of medication regimen
Z91.13Patient's unintentional underdosing of medication regimen
Z91.14Patient's other noncompliance with medication regimen
Z91.15Patient's noncompliance with renal dialysis
Z91.19Patient's noncompliance w oth medical treatment and regimen
Related Codes(5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for patient's noncompliance with medical treatment and regimen?
The ICD-10-CM code for patient's noncompliance with medical treatment and regimen is Z91.1. The full clinical description is "Patient's noncompliance with medical treatment and regimen". Z91.1 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code Z91.1 mean?
ICD-10-CM code Z91.1 represents “Patient's noncompliance with medical treatment and regimen”. It is classified under Chapter 22: Factors Influencing Health Status and Contact With Health Services and is a non-billable header code. Use a more specific child code for billing purposes.
Is Z91.1 a billable code?
No, Z91.1 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under Z91.1.
What chapter is Z91.1 in?
Z91.1 is in Chapter 22: Factors Influencing Health Status and Contact With Health Services (codes Z00-Z99).
What are the subcategories under Z91.1?
Z91.1 has 6 child codes, including: Z91.11 (Patient's noncompliance with dietary regimen), Z91.12 (Patient's intentional underdosing of medication regimen), Z91.13 (Patient's unintentional underdosing of medication regimen), Z91.14 (Patient's other noncompliance with medication regimen), and 2 more.
What are the UMLS CUIs for Z91.1?
Z91.1 is linked to 1 UMLS Concept Unique Identifier: C2911459. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Z91.1 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like patient's noncompliance with medical treatment and regimen affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of Z91.1?
Z91.1 maps to the ICD-11 code: QC49 (Personal history of noncompliance with medical treatment or regimen).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.