ICD-10 block

Z40–Z54 Persons encountering health services for specific procedures and health care

The block Z40–Z54 of ICD-10 is titled “Persons encountering health services for specific procedures and health care”. It is part of Chapter XXI, Factors influencing health status and contact with health services, and holds 15 groups.

What Z40–Z54 excludes

Conditions that look similar but belong under another code.

  • follow-up examination for medical surveillance after treatment Z08-Z09

Coding notes

  • Categories Z40-Z54 are intended for use to indicate a reason for care. They may be used for patients who have already been treated for a disease or injury, but who are receiving follow-up or prophylactic care, convalescent care, or care to consolidate the treatment, to deal with residual states, to ensure that the condition has not recurred, or to prevent recurrence.

Codes in Z40–Z54

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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