CPT 93460: Right and Left Heart Catheterization With Coronary Angiography

CPT 93460 covers a combined right and left heart catheterization performed with coronary angiography. It is the code that resolves one of the most common cath lab billing errors, where a right heart study and a left heart study with angiography are submitted as two separate lines.

What CPT 93460 covers

93460 is catheter placement for coronary angiography, including intraprocedural injections, imaging supervision and interpretation, with right and left heart catheterization including injection(s) for left ventriculography when performed.

One code covers all of it: the right-sided pressures and saturations, the left-sided study, the ventriculogram and the coronary angiography.

Picking the right code in the 93451 to 93461 family

This family is built so that you select the single code describing everything performed in the session. It is not a menu to assemble from parts. The combinations that matter:

• 93451: right heart catheterization alone.
• 93452: left heart catheterization with ventriculography, no coronary angiography.
• 93453: right and left heart catheterization, no coronary angiography.
• 93454: coronary angiography alone.
• 93455: coronary angiography with bypass graft angiography.
• 93456: coronary angiography with right heart catheterization.
• 93457: coronary angiography with bypass grafts and right heart catheterization.
• 93458: coronary angiography with left heart catheterization.
• 93459: coronary angiography with bypass grafts and left heart catheterization.
• 93460: coronary angiography with right and left heart catheterization.
• 93461: coronary angiography with bypass grafts and right and left heart catheterization.

Reimbursement context

93460 splits into professional and technical components, and the setting decides which you may report. Payment follows the CMS Physician Fee Schedule and varies by locality. Pull the current allowable from the CMS Physician Fee Schedule Look-Up Tool rather than working from a national average.

Documentation requirements

• The cardiac indication that justified the study, coded specifically.
• Access site, sheath and each catheter used.
• Every vessel or chamber selectively engaged, with findings.
• Hemodynamic measurements obtained, including pressures, gradients and saturations where applicable.
• Contrast volume and fluoroscopy time.
• A signed interpretation naming the study actually performed.
• Where an intervention followed in the same session, why the diagnostic study was necessary and not already available.

Common denials and the exact fix

What is already inside these codes

• Vascular access and sheath placement through the same access.
• Fluoroscopic guidance and roadmapping.
• Closure devices.
• The intraprocedural injections for the angiography described by the code.
• Imaging supervision and interpretation.

Billing any of these separately on the professional claim produces a CO-236 unbundling denial. Hospitals may still report closure device placement with HCPCS G0269, but it is packaged into the procedure rather than paid separately.Two add-ons are separately reportable with 93460 when genuinely performed and documented: 93567 for supravalvular aortography and 93568 for pulmonary artery angiography.

Modifier rules

• 26 / TC: split by setting, equipment ownership and place of service. A modifier that contradicts the place of service is the most common modifier denial in this family.
• 59 / XE / XP / XS / XU: only for a genuinely distinct service, meaning a separate session, site or encounter. Never a remedy for reporting two codes from this family together.
• 51: multiple procedures; usually payer-applied.
• 22: increased procedural services, rare, narrative required, manual review.
• LC, LD, RC, RI, LM: vessel modifiers belong on intervention codes, not on diagnostic catheterization.

NCCI bundling edits

• 93451 and 93454 are both components of 93460. Neither is separately reportable alongside it.
• 93452 and 93458 describe left-sided work already inside 93460.
• 93460 and 93461 are mutually exclusive for one session.
• Access, closure, guidance and angiographic injections are included.
• 93567 and 93568: both separately reportable with 93460 where genuinely performed and documented.

Frequently asked questions

Sources

American Medical Association, CPT 2026 Professional Edition.
Centers for Medicare & Medicaid Services, National Correct Coding Initiative Policy Manual and quarterly edit tables, cms.gov.
Centers for Medicare & Medicaid Services, Physician Fee Schedule Look-Up Tool, cms.gov.
American College of Cardiology, acc.org. AAPC coding resources, aapc.com.

CPT® is a registered trademark of the American Medical Association. Code descriptors are summarised here for billing guidance and are not a substitute for the current CPT codebook. Payer rules and NCCI edits change quarterly; verify against your own payer policy before submission.

Related reading

• Cardiology billing & RCM. How we scrub cardiology claims across diagnostics, cath lab, EP and remote monitoring.
• Cardiac cath billing: NCCI bundling and modifier 59. Where cath lab bundling edits bite, and when a distinct-service modifier is genuinely earned.
• TC/26 modifier errors in cardiology. The split-billing mistakes that cost diagnostic practices the most.