Billable / Specific Code
ICD-10-CM Z86.000 is the diagnosis code for Personal history of in-situ neoplasm of breast. 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 Z86.000 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, Z86.000 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Z86.000 is the ICD-10-CM diagnosis code for "Personal history of in-situ neoplasm of breast". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of Z86.000 is Z86.00 ("Personal history of in-situ neoplasm"). Z86.000 provides a more specific classification within this category.
Z86.000 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 Z86.000 when the patients documented diagnosis matches "Personal history of in-situ neoplasm of breast" 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 Personal history of in-situ neoplasm of breast is Z86.000.
Yes, Z86.000 can be used as a primary diagnosis code since it is billable and specific.
Z86.000 is in Chapter 21 of the ICD-10-CM Tabular List.
Yes, Z86.000 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.