GT HCPCS Level II modifier: Via interactive audio and video telecommunication systems
GT is a HCPCS Level II modifier: “Via interactive audio and video telecommunication systems.” It adds this detail to the code it is reported with.
Official description
GTVia interactive audio and video telecommunication systems
Short description: Interactivetelecommunication
HCPCS · United States
Notes for GT
As CMS prints them, with any note GT takes from the headings above it.
Note
- CMS processing note 0073: SEE SECTION 4206(a)(b) OF THE BALANCED BUDGET ACT (BBA) OF 1997. PROGRAM MEMORANDOM B-99-2, JANUARY 1999.
Medicare details
The indicators CMS publishes with GT in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Special coverage instructions apply
- Added
- Jan 1, 1999
Where GT sits
- 1GroupHCPCS modifiers
- 2Modifier GTVia interactive audio and video telecommunication systems
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code GT mean?
GT is the HCPCS code for “Via interactive audio and video telecommunication systems” in CMS’s HCPCS Level II October 2026 release.
Where is GT in the HCPCS Level II list?
GT is listed under Modifiers.
Does Medicare cover GT?
CMS lists GT’s Medicare coverage as “Special coverage instructions apply”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside GT
All modifiersGNServices delivered under an outpatient speech language pathology plan of careGOServices delivered under an outpatient occupational therapy plan of careGPServices delivered under an outpatient physical therapy plan of careGQVia asynchronous telecommunications systemGRThis service was performed in whole or in part by a resident in a department of veterans affairs medical center or clinic, supervised in accordance with va policyGSDosage of erythropoietin stimulating agent has been reduced and maintained in response to hematocrit or hemoglobin levelGUWaiver of liability statement issued as required by payer policy, routine noticeGVAttending physician not employed or paid under arrangement by the patient's hospice providerGWService not related to the hospice patient's terminal conditionGXNotice of liability issued, voluntary under payer policyGYItem or service statutorily excluded, does not meet the definition of any medicare benefit or, for non-medicare insurers, is not a contract benefitGZItem or service expected to be denied as not reasonable and necessary