G9746 — Patient has mitral stenosis or prosthetic heart valves or patient has transient or reversible cause of af (e.g., pneumonia, hyperthyroidism, pregnancy, cardiac surgery)
G9746 is a HCPCS Level II code for patient has mitral stenosis or prosthetic heart valves or patient has transient or reversible cause of af (e.g., pneumonia, hyperthyroidism, pregnancy, cardiac surgery). It belongs to the Procedures and Professional Services (Temporary) section. Whether Medicare pays it depends on the coverage rule below.
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.
Physician fee schedule statusM
Measurement code. Used for reporting purposes only; never paid.
Global period: XXX
Want the dollar amount for your locality? The fee calculator applies your GPCI and the current conversion factor.
The CMS record for G9746
- Long descriptor
- Patient has mitral stenosis or prosthetic heart valves or patient has transient or reversible cause of af (e.g., pneumonia, hyperthyroidism, pregnancy, cardiac surgery)
- Short descriptor
- Mit sten, valve or trans af
- Added
- January 1, 2017
- 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.
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 G9746
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G9746 is not quite right, the correct code is very often within a few positions of it.
- G9738Patient refused to participateterminated
- G9739Patient unable to complete the general orthopedic fs prom at initial evaluation and/or discharge due to blindness, illiteracy, severe mental incapacity or language incompatibility and an adequate proxy is not availableterminated
- G9740Hospice services given to patient any time during the measurement period
- G9741Patients who use hospice services any time during the measurement period
- G9742Psychiatric symptoms assessedterminated
- G9743Psychiatric symptoms not assessed, reason not otherwise specifiedterminated
- G9744Patient not eligible due to active diagnosis of hypertension
- G9745Documented reason for not screening or recommending a follow-up for high blood pressure
- G9747Patient is undergoing palliative dialysis with a catheterterminated
- G9748Patient approved by a qualified transplant program and scheduled to receive a living donor kidney transplantterminated
- G9749Patient is undergoing palliative dialysis with a catheterterminated
- G9750Patient approved by a qualified transplant program and scheduled to receive a living donor kidney transplantterminated
- G9751Patient died at any time during the 24-month measurement periodterminated
- G9752Emergency surgery
- G9753Documentation of medical reason for not conducting a search for dicom format images for prior patient ct imaging studies completed at non-affiliated external healthcare facilities or entities within the past 12 months that are available through a secure, authorized, media-free, shared archive (e.g., trauma, acute myocardial infarction, stroke, aortic aneurysm where time is of the essence)
- G9754A finding of an incidental pulmonary nodule
Questions about G9746
What is HCPCS code G9746?
G9746 is a HCPCS Level II code for patient has mitral stenosis or prosthetic heart valves or patient has transient or reversible cause of af (e.g., pneumonia, hyperthyroidism, pregnancy, cardiac surgery). It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G9746?
The CMS HCPCS file marks G9746 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.
How is G9746 paid under the physician fee schedule?
G9746 carries PFS status code M. Measurement code. Used for reporting purposes only; never paid.