G9859 HCPCS Level II Code: Patients who died from cancer

Contextual Map

Every relationship of G9859 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

Nearest codes (40)

• G9839 — Anti-egfr monoclonal antibody therapy[Sibling]— CMS HCPCS Level II code set
• G9840 — Ras (kras and nras) gene mutation testing performed before initiation of anti-egfr moab[Sibling]— CMS HCPCS Level II code set
• G9841 — Ras (kras and nras) gene mutation testing not performed before initiation of anti-egfr moab[Sibling]— CMS HCPCS Level II code set
• G9842 — Patient has metastatic disease at diagnosis[Sibling]— CMS HCPCS Level II code set
• G9843 — Ras (kras or nras) gene mutation[Sibling]— CMS HCPCS Level II code set
• G9844 — Patient did not receive anti-egfr monoclonal antibody therapy[Sibling]— CMS HCPCS Level II code set
• G9845 — Patient received anti-egfr monoclonal antibody therapy[Sibling]— CMS HCPCS Level II code set
• G9846 — Patients who died from cancer[Sibling]— CMS HCPCS Level II code set
• and 32 more

Change history

• January 1, 2017 — Added to the code set [Change history]— CMS release files (code change ledger)

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, descriptors, coverage and pricing attributes Official source data

CMS HCPCS Alpha-Numeric (ANWEB) release — July 2026 quarterly update Release, file and checksum · Publisher’s page

Change history and date-of-service validity Official source data

CMS HCPCS quarterly update files, ingested 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

Nearest Codes in This Family

Official HCPCS Level II classifications closest to G9859 in its code family, with their registry titles.

• G9854 — Patient was not admitted to the icu in the last 30 days of life
• G9855 — Patients who died from cancer
• G9856 — Patient was not admitted to hospice
• G9857 — Patient admitted to hospice
• G9858 — Patient enrolled in hospice
• G9860 — Patient spent less than three days in hospice care
• G9861 — Patient spent greater than or equal to three days in hospice care
• G9862 — Documentation of medical reason(s) for not recommending at least a 10 year follow-up interval (e.g., inadequate prep, familial or personal history of colonic polyps, patient had no adenoma and age is…
• G9868 — Receipt and analysis of remote, asynchronous images for dermatologic and/or ophthalmologic evaluation, for use only in a medicare-approved cmmi model, less than 10 minutes
• G9869 — Receipt and analysis of remote, asynchronous images for dermatologic and/or ophthalmologic evaluation, for use only in a medicare-approved cmmi model, 10-20 minutes