Z86.79
✓ BillablePersonal history of other diseases of the circulatory system
Factors influencing health status and contact with health services (Z00-Z99)
⚠️ Excludes2
inheritedRules inherited from parent codes.
- • old myocardial infarction (I25.2)
- • personal history of anaphylactic shock (Z87.892)
- • postmyocardial infarction syndrome (I24.1)
📋 Code Instructions
inherited- • Code first: any follow-up examination after treatment (Z09)
Clinical Description
ICD-10-CM code Z86.79 represents personal history of other diseases of the circulatory system. This code falls under the Factors influencing health status and contact with health services (Z00-Z99) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.
This is a 6-character code at the 5th level of specificity. This is the most specific code available in this subcategory.
Frequently Asked Questions
What is ICD-10 code Z86.79?
ICD-10-CM code Z86.79 is "Personal history of other diseases of the circulatory system". It belongs to the category: Factors influencing health status and contact with health services (Z00-Z99).
Is Z86.79 a billable ICD-10 code?
Yes, Z86.79 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Can Z86.79 be coded with other codes?
Z86.79 has 3 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.
Related Codes in Z86.7
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)