Z77-Z99 ICD-10-CM Code: Persons with potential health hazards related to family and personal history and certain conditions influencing health status
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Coding at a Glance
- Tabular directives
- 1 code-also instruction
Coding instructions
Official Tabular Instructional Notes: the inclusion, exclusion and sequencing notes published for Z77-Z99 in the official ICD-10-CM tabular list, quoted as published.
Code Also
Additional codes that may be required to fully describe the encounter.
- any follow-up examination (Z08-Z09)
Code Overview
MedCoder summary Summary composed by MedCoder from this code's official ICD-10-CM record. The tabular instructional notes themselves appear verbatim below.
Sources for this page
Codes, titles, notes, index terms and mappings on this page are transcribed from the datasets below. Relationships MedCoder computed and text MedCoder wrote are labelled where they appear.
- Code, title, tabular notes and index terms Official source data
- CMS/CDC ICD-10-CM FY2026 tabular list, index and tables, effective October 1, 2025 Release, file and checksum · Publisher’s page
- Change history and date-of-service validity Official source data
- CMS ICD-10-CM release addenda, ingested release by release into the change ledger Release, file and checksum · Publisher’s page
- Comparisons, relationships and the contextual map MedCoder structured relationship
- Computed by MedCoder from the tabular notes and tables above; every derived relationship is marked as derived where it appears
- Summary and FAQ answers MedCoder explanation
- Written by MedCoder to explain the sources above: drafted with AI assistance, checked by a person against the release files, and labelled as MedCoder text where it appears. Not official text.
Labels on this page: Official source data · MedCoder structured relationship · MedCoder explanation. How to read the labels · All data sources and release dates
Change history
No changes recorded for this code. This ledger tracks additions, deletions, description changes and billable-status changes from FY2016 onward. Note changes are tracked from FY2027 only.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to Z77-Z99 in its code family, with their registry titles.
- Z77 — Other contact with and (suspected) exposures hazardous to health
- Z78 — Other specified health status
- Z79 — Long term (current) drug therapy
- Z80 — Family history of primary malignant neoplasm
- Z81 — Family history of mental and behavioral disorders
- Z82 — Family history of certain disabilities and chronic diseases (leading to disablement)
- Z83 — Family history of other specific disorders
- Z84 — Family history of other conditions
- Z85 — Personal history of malignant neoplasm
- Z86 — Personal history of certain other diseases
- Z87 — Personal history of other diseases and conditions
- Z88 — Allergy status to drugs, medicaments and biological substances
- Z89 — Acquired absence of limb
- Z90 — Acquired absence of organs, not elsewhere classified
- Z91 — Personal risk factors, not elsewhere classified
- Z92 — Personal history of medical treatment
- Z93 — Artificial opening status
- Z94 — Transplanted organ and tissue status
- Z95 — Presence of cardiac and vascular implants and grafts
- Z96 — Presence of other functional implants
- Z97 — Presence of other devices
- Z98 — Other postprocedural states
- Z99 — Dependence on enabling machines and devices, not elsewhere classified