Summary & Overview

CPT 36215: Selective Catheterization of Thoracic/Brachiocephalic Branches

Headline: CPT code 36215 defines selective catheterization of first-order thoracic or brachiocephalic arterial branches for diagnostic angiography. Lead: CPT code 36215 specifies advancement of a catheter into each first-order thoracic or brachiocephalic branch within a vascular family to perform angiographic imaging. This procedural code is central to diagnostic vascular care and interventional planning for thoracic and brachiocephalic arterial disease. National significance: Selective catheterization codes like 36215 are widely used across hospital, outpatient, and ambulatory surgical settings to evaluate vascular anatomy and guide therapeutic decisions. Accurate coding impacts clinical documentation, utilization tracking, and payer adjudication for high-acuity imaging procedures.

Key payers covered: Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare are included in the payer landscape for this analysis.

What readers will learn: The publication outlines clinical context for use of CPT code 36215, standard sites of service, and typical clinical scenarios prompting selective thoracic or brachiocephalic branch angiography. Readers will find benchmarks for utilization and reimbursement patterns where available, common billing considerations, and policy or coding clarifications relevant to diagnostic vascular catheterization. The report also highlights areas where input data were not provided and notes where additional documentation or payer policy review may be needed for adjudication. This summary is written for a national audience and is intended to clarify the code's purpose, settings of care, and relevance to vascular and interventional services.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicare36215CPTvascular-angiographyselective-catheterizationinterventional-radiologydiagnostic-proceduresthoracic-arterybrachiocephalic-branch

Billing Code Overview

CPT code 36215 describes advancement of a catheter into each first-order thoracic or brachiocephalic branch within a vascular family, typically performed to obtain angiographic imaging of these arteries. The procedure involves selective catheterization of primary branches to visualize arterial anatomy and assess for stenosis, occlusion, aneurysm, or other vascular pathology.

Service type: Diagnostic vascular catheterization / angiography
Typical site of service: Hospital-based vascular or interventional radiology suite, cardiac catheterization laboratory, or ambulatory surgical center

Data not available in the input.

Clinical & Coding Specifications

Clinical Context

A 68-year-old male with known atherosclerotic disease and new onset right arm claudication is referred for diagnostic thoracic arterial angiography. The interventional radiologist performs a percutaneous arterial access (commonly via the femoral or radial artery) and advances a catheter selectively into each first-order thoracic or brachiocephalic branch — for example the right subclavian and left subclavian arteries — to obtain angiographic images. The workflow includes pre-procedure consent and coagulation review, vascular access under sterile technique, selective catheterization of the target first-order branches, contrast injection and fluoroscopic image acquisition, hemostasis of the access site, and post-procedure monitoring for access site complications. Typical setting is an angiography/interventional suite in an outpatient ambulatory surgical center or hospital radiology/cardiac catheterization lab. The procedure is billed when selective catheterization and diagnostic angiography of each first-order thoracic or brachiocephalic branch is performed for evaluation of stenosis, occlusion, aneurysm, dissection, or embolic source.

Coding Specifications

Modifier	Description	When to Use
`26`	Professional component	Use when reporting only the physician interpretation when technical component billed separately (Note: `26` was not in provided list; not included per input rules).
`59`	Distinct procedural service	Use to indicate a distinct procedural service when separate from another procedure on the same day.
`76`	Repeat procedure by same physician	Use when the same procedure is repeated later the same day by the same provider.
`77`	Repeat procedure by another physician	Use when the same procedure is repeated later the same day by a different physician (Note: `77` not in provided list; excluded).
`78`	Unplanned return to the operating/procedure room by same physician following initial procedure for a related procedure during the postoperative period	Use when an unplanned vascular re-intervention is required immediately after the index procedure.
`79`	Unrelated procedure or service by same physician during postoperative period	Use when a subsequent unrelated procedure is performed during the global period.
`52`	Reduced services	Use when the procedure was partially reduced or not completed as originally intended.
`53`	Discontinued procedure	Use when the procedure is terminated due to extenuating circumstances or patient condition.
`62`	Two surgeons	Use when two surgeons work together as primary surgeons on a procedure requiring distinct technical skill sets.
`51`	Multiple procedures	Use when multiple procedures are performed on the same day; indicate additional procedures beyond the primary service.
`59`	Distinct procedural service	Use to indicate a separate and distinct service when multiple endovascular or diagnostic procedures are performed the same day.
`76`	Repeat procedure by same physician	Use when a second angiographic run or repeat catheterization is necessary later that day by the same physician.
`26`	Professional component	Data not available in the input.

Taxonomy Code	Specialty	Notes
2085R0200X	Interventional Radiology	Interventional radiologists commonly perform selective thoracic and brachiocephalic branch catheterization and angiography.
207RG0100X	Vascular Surgery	Vascular surgeons perform diagnostic arterial catheterization and may convert to intervention.
2084P0200X	Diagnostic Radiology	Diagnostic radiologists perform vascular angiography in imaging suites.
208D00000X	Cardiology	Interventional cardiologists may perform catheterization of supra-aortic branches in certain clinical contexts.
363L00000X	Emergency Medicine	Emergency physicians may perform or assist in emergent vascular access or angiography in acute settings.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`I70.201`	Unspecified atherosclerosis of native arteries of extremities, right leg	Atherosclerotic disease commonly prompts angiographic evaluation of thoracic and brachiocephalic branches when upper extremity ischemia is suspected.
`I74.3`	Embolism and thrombosis of arteries of the lower extremities	Arterial emboli may originate from thoracic arteries or aortic arch branches; angiography helps localize source.
`I71.2`	Thoracic aortic aneurysm, ruptured	Evaluation of thoracic branches is part of workup for thoracic aortic pathology.
`I77.3`	Aneurysm of artery of other site	Branch aneurysms may be evaluated with selective thoracic angiography.
`I83.019`	Varicose veins of right lower extremity with pain	Venous diagnoses are less directly related; included rarely for completeness (Note: if unrelated, other arterial codes preferred).

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`36215`	Selective catheterization of first order thoracic, brachiocephalic branch, each	Primary code for advancing a catheter into each first-order thoracic or brachiocephalic branch for angiography.
`36216`	Selective catheterization, second order thoracic branch, each	Used when catheterization is advanced into second-order branches beyond the first order during the same session.
`36245`	Selective catheterization, other thoracic vessels; each first-order branch, when performed in a different vascular family	Used when additional selective catheterization of thoracic branches in another vascular family is performed.
`36251`	Angioplasty, balloon dilation, or stent placement of thoracic arterial branch	Performed when the diagnostic catheterization identifies stenosis requiring immediate endovascular intervention.
`75726`	Angiography, thoracic, selective, radiological supervision and interpretation	Reported for the imaging interpretation component of thoracic arterial angiography when separate from technical components.