ICD-10-CM · Category
Z91 — Personal risk factors, not elsewhere classified
Chapter Z00-Z99: Factors influencing health status and contact with health services
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Ask GoDavaii AI about Personal risk factors, not elsewhere classifiedSub-codes under Z91
Z91.0Allergy status, oth than to drugs and biological substancesZ91.1Patient's noncompliance with medical treatment and regimenZ91.ACarers noncompl with patient's medical treatment and regimenZ91.4Personal history of psychological trauma, NECZ91.5Personal history of self-harmZ91.8Oth personal risk factors, not elsewhere classified
Common questions about Z91 (Personal risk factors, not elsewhere classified)
What does ICD-10 code Z91 mean?
Z91 is the ICD-10-CM 2025 code for Personal risk factors, not elsewhere classified. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is Z91 a billable diagnosis code?
Z91 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under Z91. Browse the sub-codes listed on this page.
Which ICD-10 chapter does Z91 belong to?
Z91 belongs to the chapter "Factors influencing health status and contact with health services" (codes Z00-Z99). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Personal risk factors, not elsewhere classified?
For a plain-language explanation of Personal risk factors, not elsewhere classified, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Personal risk factors, not elsewhere classified" above to get a personalised answer.
Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗