G9579 — No documentation of signed an opioid treatment agreement at least once during opioid therapy
G9579 is a HCPCS Level II code for no documentation of signed an opioid treatment agreement at least once during opioid therapy. It belongs to the Procedures and Professional Services (Temporary) section. It was terminated on December 31, 2021 and is not valid on new claims.
This code has been terminated
CMS terminated G9579 on December 31, 2021. It stays in the file as history — a claim you are auditing from before that date may legitimately carry it — but it must not appear on a new claim. The adjacent codes below are the usual place to look for its replacement.
Medicare coverage: Carrier judgment
Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
The CMS record for G9579
- Long descriptor
- No documentation of signed an opioid treatment agreement at least once during opioid therapy
- Short descriptor
- No doc opioid tx 1x at ther
- Added
- January 1, 2016
- Terminated
- December 31, 2021
- BETOS
- Z2
- Pricing indicator
- 00 — Not priced by Part B
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
When CMS retired it.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Service not separately priced by Part B — not covered, bundled into another service, or used by Part A only.
Codes adjacent to G9579
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G9579 is not quite right, the correct code is very often within a few positions of it.
- G9561Patients prescribed opiates for longer than six weeksterminated
- G9562Patients who had a follow-up evaluation conducted at least every three months during opioid therapyterminated
- G9563Patients who did not have a follow-up evaluation conducted at least every three months during opioid therapyterminated
- G9572Index date phq-score greater than 9 documented during the twelve month denominator identification periodterminated
- G9573Adult 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 fiveterminated
- G9574Adult 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 fiveterminated
- G9577Patients prescribed opiates for longer than six weeksterminated
- G9578Documentation of signed opioid treatment agreement at least once during opioid therapyterminated
- G9580Door to puncture time of 90 minutes or less
- G9581Door 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)terminated
- G9582Door to puncture time of greater than 90 minutes, no reason given
- G9583Patients prescribed opiates for longer than six weeksterminated
- G9584Patient 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 therapyterminated
- G9585Patient 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 therapyterminated
- G9593Pediatric patient with minor blunt head trauma classified as low risk according to the pecarn prediction rules
- G9594Patient presented with a minor blunt head trauma and had a head ct ordered for trauma by an emergency care provider
Questions about G9579
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 sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G9579?
The CMS HCPCS file marks G9579 as "Carrier judgment". Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
Is G9579 still valid?
No. G9579 was terminated on December 31, 2021 and should not be used on new claims.