G9804 — Patient was not prescribed at least a 135 day treatment within the 180-day measurement interval with beta-blockers post-discharge for ami
G9804 is a HCPCS Level II code for patient was not prescribed at least a 135 day treatment within the 180-day measurement interval with beta-blockers post-discharge for ami. It belongs to the Procedures and Professional Services (Temporary) section. It was terminated on December 31, 2020 and is not valid on new claims.
This code has been terminated
CMS terminated G9804 on December 31, 2020. 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 G9804
- Long descriptor
- Patient was not prescribed at least a 135 day treatment within the 180-day measurement interval with beta-blockers post-discharge for ami
- Short descriptor
- Pt not presc 135 day trmt
- Added
- January 1, 2017
- Terminated
- December 31, 2020
- 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 G9804
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G9804 is not quite right, the correct code is very often within a few positions of it.
- G9796Patient is currently on a high intensity statin therapy
- G9797Patient is not on a high intensity statin therapy
- G9798Discharge(s) for ami between july 1 of the year prior measurement period to june 30 of the measurement periodterminated
- G9799Patients with a medication dispensing event indicator of a history of asthma any time during the patient's history through the end of the measure periodterminated
- G9800Patients who are identified as having an intolerance or allergy to beta-blocker therapyterminated
- G9801Hospitalizations in which the patient was transferred directly to a non-acute care facility for any diagnosisterminated
- G9802Patients who use hospice services any time during the measurement periodterminated
- G9803Patient prescribed at least a 135 day treatment within the 180-day measurement interval with beta-blockers post-discharge for amiterminated
- G9805Patients who use hospice services any time during the measurement period
- G9806Patients who received cervical cytology or an hpv test
- G9807Patients who did not receive cervical cytology or an hpv test
- G9808Any patients who had no asthma controller medications dispensed during the measurement yearterminated
- G9809Patients who use hospice services any time during the measurement periodterminated
- G9810Patient achieved a pdc of at least 75% for their asthma controller medicationterminated
- G9811Patient did not achieve a pdc of at least 75% for their asthma controller medicationterminated
- G9812Patient died including all deaths occurring during the hospitalization in which the operation was performed, even if after 30 days, and those deaths occurring after discharge from the hospital, but within 30 days of the procedure
Questions about G9804
What is HCPCS code G9804?
G9804 is a HCPCS Level II code for patient was not prescribed at least a 135 day treatment within the 180-day measurement interval with beta-blockers post-discharge for ami. It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G9804?
The CMS HCPCS file marks G9804 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 G9804 still valid?
No. G9804 was terminated on December 31, 2020 and should not be used on new claims.