G8645 HCPCS Level II code: I intend to report the asthma measures group
CMS terminated G8645: its last date of service was Dec 31, 2016. It stays here for looking up older claims; newer services need a current code.
Official description
G8645I intend to report the asthma measures group
Short description: Asthma measures grp
HCPCS · United States
Medicare details
The indicators CMS publishes with G8645 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 - psychiatry
- Added
- Jan 1, 2011
- Terminated after
- Dec 31, 2016
Where G8645 sits
- 1G codesProcedures and professional services
- 2Terminated G8645I intend to report the asthma measures group
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
Is HCPCS code G8645 still valid?
No. CMS terminated G8645; its last date of service was Dec 31, 2016. It is listed for looking up services from before then. Use a current code for newer services.
Does Medicare cover G8645?
CMS lists G8645’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 G8645
All G codesG8630Documentation that administration of prophylactic parenteral antibiotics was initiated within one hour (if fluoroquinolone or vancomycin, two hours) prior to surgical incision…G8631Clinician documented that patient was not an eligible candidate for ordering prophylactic parenteral antibiotics to be given within one hour (if fluoroquinolone or vancomycin…G8632Prophylactic parenteral antibiotics were not ordered to be given or given within one hour (if fluoroquinolone or vancomycin, two hours) prior to the surgical incision (or start…G8633Pharmacologic therapy (other than minerals/vitamins) for osteoporosis prescribedG8634Clinician documented patient not an eligible candidate to receive pharmacologic therapy for osteoporosisG8635Pharmacologic therapy for osteoporosis was not prescribed, reason not givenG8646All quality actions for the applicable measures in the asthma measures group have been performed for this patientG8647Residual score for the knee impairment successfully calculated and the score was equal to zero (0) or greater than zero (> 0)G8648Residual score for the knee impairment successfully calculated and the score was less than zero (< 0)G8649Risk-adjusted functional status change residual score for the knee impairment not measured because the patient did not complete the fs status survey near discharge, patient not…G8650Residual score for the knee impairment not measured because the patient did not complete the lepf prom at initial evaluation and/or near discharge, reason not givenG8651Residual score for the hip impairment successfully calculated and the score was equal to zero (0) or greater than zero (> 0)