Z91 Personal risk factors, not elsewhere classified

ICD-10-CM category Z91 sits in Chapter 21 (Factors influencing health status and contact with health services, Z00-Z99). It contains 62 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Subcategories

Z91.0 Allergy status, oth than to drugs and biological substancesZ91.01 Food allergy statusZ91.011 Allergy to milk productsZ91.012 Allergy to eggsZ91.03 Insect allergy statusZ91.04 Nonmedicinal substance allergy statusZ91.1 Patient's noncompliance with medical treatment and regimenZ91.11 Patient's noncompliance with dietary regimenZ91.12 Patient's intentional underdosing of medication regimenZ91.13 Patient's unintentional underdosing of medication regimenZ91.14 Patient's other noncompliance with medication regimenZ91.15 Patient's noncompliance with renal dialysisZ91.19 Patient's noncompliance w oth medical treatment and regimenZ91.4 Personal history of psychological trauma, NECZ91.41 Personal history of adult abuseZ91.5 Personal history of self-harmZ91.8 Oth personal risk factors, not elsewhere classifiedZ91.84 Oral health risk factorsZ91.A Carers noncompl with patient's medical treatment and regimenZ91.A1 Caregiver's noncompliance with patient's dietary regimenZ91.A2 Carers intentl underdosing of patient's medication regimenZ91.A4 Caregiver's other noncompl with patient's medication regimenZ91.A5 Caregiver's noncompliance with patient's renal dialysisZ91.A9 Carers noncompl with pt other medical treatment and regimen

Billable codes in Z91

Search within ICD-10-CM for Z91 and related codes