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)
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
00Not separately priced by Part B (bundled, not covered or Part A only)- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
Z2Undefined 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
- G9561 – Patients prescribed opiates for longer than six weeks
- G9562 – Patients who had a follow-up evaluation conducted at least every three months during opioid therapy
- G9563 – Patients who did not have a follow-up evaluation conducted at least every three months during opioid therapy
- G9572 – Index date phq-score greater than 9 documented during the twelve month denominator identification period
- G9573 – Adult patients 18 years of age or older with major depression or dysthymia who did not reach remission at six months as demonstrated by a six month (+/-60 days) phq-9 or phq-9m score of less than five
- G9574 – Adult patients 18 years of age or older with major depression or dysthymia who did not reach remission at six months as demonstrated by a six month (+/-60 days) phq-9 or phq-9m score of less than five; either phq-9 or phq-9m score was not assessed or is greater than or equal to five
- G9577 – Patients prescribed opiates for longer than six weeks
- G9578 – Documentation of signed opioid treatment agreement at least once during opioid therapy
- G9580 – Door to puncture time of 90 minutes or less
- G9581 – Door to puncture time of greater than 2 hours for reasons documented by clinician (e.g., patients who are transferred from one institution to another with a known diagnosis of cva for endovascular stroke treatment; hospitalized patients with newly diagnosed cva considered for endovascular stroke treatment)
- G9582 – Door to puncture time of greater than 90 minutes, no reason given
- G9583 – Patients prescribed opiates for longer than six weeks
- G9584 – Patient evaluated for risk of misuse of opiates by using a brief validated instrument (e.g., opioid risk tool, soapp-r) or patient interviewed at least once during opioid therapy
- G9585 – Patient not evaluated for risk of misuse of opiates by using a brief validated instrument (e.g., opioid risk tool, soapp-r) or patient not interviewed at least once during opioid therapy
- G9593 – Pediatric patient with minor blunt head trauma classified as low risk according to the pecarn prediction rules
- G9594 – Patient presented with a minor blunt head trauma and had a head ct ordered for trauma by an emergency care provider
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.