G8400 HCPCS Level II code: Patient with central dual-energy x-ray absorptiometry (dxa) results not documented, reason not given
G8400 is the HCPCS code for “Patient with central dual-energy x-ray absorptiometry (dxa) results not documented, reason not given” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
G8400Patient with central dual-energy x-ray absorptiometry (dxa) results not documented, reason not given
Short description: Pt w/dxa no results doc
HCPCS · United States
Medicare details
The indicators CMS publishes with G8400 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)
- Type of service
- Medical care
- BETOS category
- Specialist - other
- Added
- Jan 1, 2008
Where G8400 sits
- 1G codesProcedures and professional services
- 2Active code G8400Patient with central dual-energy x-ray absorptiometry (dxa) results not documented, reason not given
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 G8400 mean?
G8400 is the HCPCS code for “Patient with central dual-energy x-ray absorptiometry (dxa) results not documented, reason not given” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover G8400?
CMS lists G8400’s Medicare coverage as “Carrier judgment” and its pricing as “Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)”. 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 G8400
All G codesG8128Clinician documented that patient was not an eligible candidate for antidepressant medication during the entire 12 week acute treatment phase measureG8395Left ventricular ejection fraction (lvef) >= 40% or documentation as normal or mildly depressed left ventricular systolic functionG8396Left ventricular ejection fraction (lvef) not performed or documentedG8397Dilated macular or fundus exam performed, including documentation of the presence or absence of macular edema and level of severity of retinopathyG8398Dilated macular or fundus exam not performedG8399Patient with documented results of a central dual-energy x-ray absorptiometry (dxa) ever being performedG8401Clinician documented that patient was not an eligible candidate for screeningG8404Lower extremity neurological exam performed and documentedG8405Lower extremity neurological exam not performedG8406Clinician documented that patient was not an eligible candidate for lower extremity neurological exam measureG8410Footwear evaluation performed and documentedG8415Footwear evaluation was not performed