Medicare Coverage & Payment

CMS short descriptor: Assay of dimethadione
Medicare coverage: Carrier judgment (CMS coverage code C)
Pricing indicator: 21
BETOS: T1H — Lab tests - other (Non-Medicare fee schedule)
Last CMS action effective: January 1, 2016
Terminated: December 31, 2015

Source: CMS HCPCS Level II release. Coverage codes indicate how Medicare treats the code, not whether a specific claim will be paid; payer policy and documentation still govern.

Code Set: Removed from the code set — not valid on or after January 1, 2016.

Contextual Map

Every relationship of G6048 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)

G6015 — Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session[Sibling]— CMS HCPCS Level II code set
G6016 — Compensator-based beam modulation treatment delivery of inverse planned treatment using 3 or more high resolution (milled or cast) compensator, convergent beam modulated fields, per treatment session[Sibling]— CMS HCPCS Level II code set
G6017 — Intra-fraction localization and tracking of target or patient motion during delivery of radiation therapy (eg,3d positional tracking, gating, 3d surface tracking), each fraction of treatment[Sibling]— CMS HCPCS Level II code set
G6018 — Ileoscopy, through stoma; with transendoscopic stent placement (includes predilation)[Sibling]— CMS HCPCS Level II code set
G6019 — Colonoscopy through stoma; with ablation of tumor(s), polyp(s), or other lesion(s) not amenable to removal by hot biopsy forceps, bipolar cautery or snare technique[Sibling]— CMS HCPCS Level II code set
G6020 — Colonoscopy through stoma; with transendoscopic stent placement (includes predilation)[Sibling]— CMS HCPCS Level II code set
G6021 — Unlisted procedure, intestine[Sibling]— CMS HCPCS Level II code set
G6022 — Sigmoidoscopy, flexible; with ablation of tumor(s), polyp(s), or other lesions(s) not amenable to removal by hot biopsy forceps, bipolar cautery or snare technique[Sibling]— CMS HCPCS Level II code set
and 32 more

Change history (2)

January 1, 2016 — Removed from the code set [Change history]— CMS release files (code change ledger)
and 1 more

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

Change history

January 1, 2016
Removed from the code set
Dimethadione
January 1, 2015
Added to the code set
Dimethadione

Nearest Codes in This Family

Official HCPCS Level II classifications closest to G6048 in its code family, with their registry titles.

G6048 HCPCS Level II Code: Dimethadione