Billable / Specific Code
ICD-10-CM Z91.118 is the diagnosis code for Patient's noncompliance with dietary regimen for other reason. This code falls under the section "Persons with potential health hazards related to family and personal history and certain conditions influencing health status" within Chapter 21 — Factors influencing health status and contact with health services (Z00-Z99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Understanding where Z91.118 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, Z91.118 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Z91.118 is the ICD-10-CM diagnosis code for "Patient's noncompliance with dietary regimen for other reason". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of Z91.118 is Z91.11 ("Patient's noncompliance with dietary regimen"). Z91.118 provides a more specific classification within this category.
Z91.118 is located in Section Z77-Z99 — "Persons with potential health hazards related to family and personal history and certain conditions influencing health status" within Chapter 21 of the ICD-10-CM Tabular List.
Use Z91.118 when the patients documented diagnosis matches "Patient's noncompliance with dietary regimen for other reason" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Patient's noncompliance with dietary regimen for other reason is Z91.118.
Yes, Z91.118 can be used as a primary diagnosis code since it is billable and specific.
Z91.118 is in Chapter 21 of the ICD-10-CM Tabular List.
Yes, Z91.118 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.