Non-Billable / Non-Specific Code
ICD-10-CM Z85 is the diagnosis code for Personal history of malignant neoplasm. 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 â Factors influencing health status and contact with health services (Z00-Z99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions are not included in Z85. If the patient has both, code each condition separately:
Understanding where Z85 sits in the ICD-10-CM classification helps ensure proper coding:
No, Z85 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
Z85 is the ICD-10-CM diagnosis code for "Personal history of malignant neoplasm". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
Z85 is located in Section Z77-Z99 â "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.
Z85 has 10 sub-code(s) that provide more specific detail: Z85.0, Z85.1, Z85.2, Z85.3, Z85.4 and more.
Use Z85 when the patients documented diagnosis matches "Personal history of malignant neoplasm" 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 malignant neoplasm is Z85.
No, Z85 is non-billable. Use a more specific sub-code for primary diagnosis billing.
Z85 is in Chapter 21 of the ICD-10-CM Tabular List.
Yes, Z85 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.