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)

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

Active code Carrier judgment

HCPCS codeG9746
Long description
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 description
Mit sten, valve or trans af
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, 2017
Last change
January 1, 2017 – No change

Frequently asked questions

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).

Does Medicare cover G9746?

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.