G9579 – No documentation of signed an opioid treatment agreement at least once during opioid therapy

HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)

Discontinued December 31, 2021 Carrier judgment

HCPCS codeG9579
Long description
No documentation of signed an opioid treatment agreement at least once during opioid therapy
Short description
No doc opioid tx 1x at ther
Pricing indicator
00 Not separately priced by Part B (bundled, not covered or Part A only)
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
Z2 Undefined codes
Added
January 1, 2016
Last change
January 1, 2022 – No change
Termination date
December 31, 2021

Frequently asked questions

What is HCPCS code G9579?

G9579 is a HCPCS Level II code for no documentation of signed an opioid treatment agreement at least once during opioid therapy. It was discontinued on December 31, 2021.

Does Medicare cover G9579?

The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby G codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.