C7521 – Catheter placement in coronary artery(ies) for coronary angiography, including intraprocedural injection(s) for coronary angiography with right heart catheterization with endoluminal imaging of initial coronary vessel or graft using intravascular ultrasound (ivus) or optical coherence tomography (oct) during diagnostic evaluation and/or therapeutic intervention including imaging supervision, interpretation and report

HCPCS Level II code · C codes: Outpatient PPS (Hospital Outpatient)

Active code Carrier judgment

HCPCS codeC7521
Long description
Catheter placement in coronary artery(ies) for coronary angiography, including intraprocedural injection(s) for coronary angiography with right heart catheterization with endoluminal imaging of initial coronary vessel or graft using intravascular ultrasound (ivus) or optical coherence tomography (oct) during diagnostic evaluation and/or therapeutic intervention including imaging supervision, interpretation and report
Short description
R hrt angio w/ ivus or oct
Pricing indicator
11 Priced using national RVUs (Physician Fee Schedule)
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
P2F Major procedure, cardiovascular-Other
ASC
Approved for ambulatory surgical centers
Added
January 1, 2023
Last change
January 1, 2023 – No change

Frequently asked questions

What is HCPCS code C7521?

C7521 is a HCPCS Level II code for catheter placement in coronary artery(ies) for coronary angiography, including intraprocedural injection(s) for coronary angiography with right heart catheterization with endoluminal imaging of initial coronary vessel or graft using intravascular ultrasound (ivus) or optical coherence tomography (oct) during diagnostic evaluation and/or therapeutic intervention including imaging supervision, interpretation and report.

Does Medicare cover C7521?

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 C codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.