C9791Outpatient PPS

Magnetic resonance imaging with inhaled hyperpolarized xenon-129 contrast

Short description: Mri hyperpolarized xenon129

Effective date
October 1, 2023
Termination date

Related codes (C-series)

Frequently asked questions

What is HCPCS code C9791?

C9791 is a HCPCS Level II code for Magnetic resonance imaging with inhaled hyperpolarized xenon-129 contrast.

What category is HCPCS code C9791 in?

C9791 falls under the Outpatient PPS category of HCPCS Level II.

When did HCPCS code C9791 become effective?

C9791 has been effective since October 1, 2023, per CMS's quarterly HCPCS update.

HCPCS Level II data from CMS (public domain). HCPCS Level I (CPT) codes are not included — CPT is copyrighted by the American Medical Association. Always verify codes with authoritative sources before making coding or billing decisions.