FY2027 ICD-10-CM reference
Z80: Family history of primary malignant neoplasm
By the HCC Buddy Coding Team
The official ICD-10-CM descriptor is Family history of primary malignant neoplasm. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.
Nonbillable heading. Verified against the official FY2027 order file.
CMS-HCC V28
Not applicable to this nonbillable heading
CMS-HCC V24
Not applicable to this nonbillable heading
ESRD
Not applicable to this nonbillable heading
PACE
Not applicable to this nonbillable heading
RxHCC
Not applicable to this nonbillable heading
HHS-HCC
Not applicable to this nonbillable heading
More specific FY2027 codes
- Z80.0: Family history of malignant neoplasm of digestive organsBillable code
- Z80.1: Family history of malignant neoplasm of trachea, bronchus and lungBillable code
- Z80.2: Family history of malignant neoplasm of other respiratory and intrathoracic organsBillable code
- Z80.3: Family history of malignant neoplasm of breastBillable code
- Z80.4: Family history of malignant neoplasm of genital organsNonbillable heading
- Z80.5: Family history of malignant neoplasm of urinary tractNonbillable heading
- Z80.6: Family history of leukemiaBillable code
- Z80.7: Family history of other malignant neoplasms of lymphoid, hematopoietic and related tissuesBillable code
- Z80.8: Family history of malignant neoplasm of other organs or systemsBillable code
- Z80.9: Family history of malignant neoplasm, unspecifiedBillable code
FY2027 Tabular instructions
Instructions below include applicable chapter, section and parent-code notes. Each note identifies where it appears in the official source.
Instructional note
Z codes represent reasons for encounters. A corresponding procedure code must accompany a Z code if a procedure is performed. Categories Z00-Z99 are provided for occasions when circumstances other than a disease, injury or external cause classifiable to categories A00-Y89 are recorded as 'diagnoses' or 'problems'. This can arise in two main ways:
Source: Z00-Z99 (chapter, inherited).
Instructional note
(a) When a person who may or may not be sick encounters the health services for some specific purpose, such as to receive limited care or service for a current condition, to donate an organ or tissue, to receive prophylactic vaccination (immunization), or to discuss a problem which is in itself not a disease or injury.
Source: Z00-Z99 (chapter, inherited).
Instructional note
(b) When some circumstance or problem is present which influences the person's health status but is not in itself a current illness or injury.
Source: Z00-Z99 (chapter, inherited).
Code also
any follow-up examination (Z08-Z09)
Source: Z77-Z99 (section, inherited).
Compare the FY2027 additions, removals and billable-status changes
What does Z80 mean in FY2027?
The official ICD-10-CM descriptor is Family history of primary malignant neoplasm. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.
Is Z80 billable in FY2027?
The FY2027 order file marks Z80 as a nonbillable heading. Select a complete billable child code.
Does Z80 map to an HCC?
Risk-model mapping is not applicable to this nonbillable heading. Check a complete billable child code.
Source: CMS FY2027 ICD-10-CM order file. Payment model: CMS CY 2027 Rate Announcement. Read the FY2027 Official Guidelines.
Review the FY2026 April edition