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CPT 75600: Thoracic Aortography Imaging Supervision and Interpretation

CPT code 75600 designates the professional component for thoracic aortography imaging — specifically supervision and interpretation of a thoracic aortogram performed without serialography. It matters nationally because it separates the provider’s interpretive and supervisory work from technical imaging services, affecting billing, claims adjudication, and Medicare and commercial payment policies for vascular imaging procedures. Key payers in this overview include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare.

Readers will find a concise explanation of what CPT code 75600 represents, how it is used in imaging service lines, and the typical clinical context for thoracic aortography. The publication summarizes payer coverage patterns and common billing modifiers, highlights implications for facility versus professional billing, and outlines benchmarking and policy considerations affecting reimbursement and claims processing. Where input data is not provided, the text notes that specific details are not available in the input.

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Billing Code Overview

CPT code 75600 represents imaging supervision and interpretation for thoracic aortography without serialography. This code is reported to capture only the professional component — the physician or qualified provider’s supervision of image acquisition and the interpretation of the thoracic aortogram.

Service type: Imaging supervision and interpretation

Typical site of service: Hospital radiology or vascular imaging suite, outpatient imaging center, or other diagnostic imaging setting

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CPT 75600: Thoracic Aortography Imaging Supervision and Interpretation

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Billing Code Overview

Service type: Imaging supervision and interpretation

Typical site of service: Hospital radiology or vascular imaging suite, outpatient imaging center, or other diagnostic imaging setting

Clinical & Coding Specifications

Clinical Context

A 68-year-old male with a history of hypertension and peripheral vascular disease presents with sudden onset chest and back pain. The vascular surgery team requests imaging to evaluate for suspected thoracic aortic aneurysm or acute aortic pathology. The patient is transported to the angiography suite where an interventional radiologist or vascular surgeon supervises acquisition of thoracic aortography images without serialography while a technologist or radiology nurse manages contrast administration and image capture. The supervising physician reviews real-time fluoroscopic images, provides interpretation, documents findings (including aortic contour, presence of aneurysm, dissection flap, or extravasation), and communicates results to the referring clinician. Billing captures only the imaging supervision and interpretation component for thoracic aortography using 75600 when the facility reports the technical component separately or the technical services are provided by others.

Coding Specifications

Modifier	Description	When to Use
`26`	Professional component	Use when billing only the physician interpretation/supervision for the aortography while the facility or another entity bills the technical component.
`TC`	Technical component	Use when billing only the technical component (imaging equipment and staff) — not used with `75600` if `75600` represents only supervision/interpretation.
`50`	Bilateral procedure	Rare for thoracic aortography; used if documentation supports bilateral vascular territories when applicable.
`52`	Reduced services	Use when service is partially reduced or not completed as originally planned (e.g., limited imaging due to instability).
`53`	Discontinued procedure	Use when the procedure is started but discontinued for patient safety before diagnostic images obtained.
`59`	Distinct procedural service	Use when a separate and distinct radiologic procedure is performed during the same session and needs to be identified as distinct from other services.
`62`	Two surgeons	Use if two surgeons of different specialties are documented as performing distinct parts of the procedure and billing requires this modifier.
`78`	Unplanned return to OR after initial procedure on same day	Use if an unplanned intraoperative return occurs related to the aortography procedure.
`80`	Assistant at surgery	Use when an assistant surgeon provides services and the payor accepts modifier `80` for assistant reporting.
`82`	Assistant not available — qualified resident	Use when a qualified resident performs assistant duties and no qualified surgeon is available.
`26`	Professional component	(Duplicate entry omitted if present in claims systems; included here once.)
`22`	Increased procedural services	Use when documentation supports work or time substantially greater than typical for supervision/interpretation.
`59`	Distinct procedural service	(Duplicate entry omitted; included once above.)

Taxonomy Code	Specialty	Notes
207RH0000X	Vascular Surgery	Common specialty performing and interpreting thoracic aortography.
207XS0101X	Interventional Radiology	Frequently supervises and interprets invasive aortic imaging.
208D00000X	Diagnostic Radiology	May perform interpretation of aortography images when proceduralist is separate.
207T00000X	Thoracic Surgery	Involved when operative management of thoracic aortic disease is anticipated.
208VP0000X	Vascular Medicine	May be involved in diagnostic planning and follow-up interpretation.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
Data not available in the input.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`75625`	Thoracic aortography, radiological supervision and interpretation, with serialography	Performed when serial imaging over time is required; `75625` includes serialography while `75600` does not.
`36245`	Selective catheter placement, arterial system; each first order thoracic branch, initial catheter	Often performed before or during aortography when selective catheterization of aortic branches is needed.
`77012`	Fluoroscopic guidance for central venous access and/or for imaging during catheter placement	May be used when fluoroscopic guidance is required for catheter or sheath placement associated with the aortography procedure.
`76937`	Ultrasound guidance for vascular access requiring continuous image documentation	Used when ultrasound guidance is used to obtain arterial access prior to angiography.
`93567`	Combined right and left heart contrast injection(s) for ventriculography, with hemodynamic measurements	Not directly the same territory but represents contrast angiographic procedures with hemodynamic assessment often performed in the same interventional suite when indicated.

CPT 75605: Thoracic Aortography Imaging Supervision and Interpretation

CPT-75625-ABDOMINAL-AORTOGRAPHY-IMAGING-SUPERVISION-INTERPRETATION

CPT 75625: Abdominal Aortography Imaging Supervision and Interpretation

CPT-75630-ABDOMINAL-AORTA-AND-ILIOFEMORAL-ARTERIES-ANGIOGRAPHY

CPT 75630: Radiologic Imaging of Abdominal Aorta and Iliofemoral Arteries

CPT-75635-CTA-ABDOMINAL-AORTA-ILIOFEMORAL-ARTERIES-CONTRAST

CPT 75635: CTA of Abdominal Aorta and Bilateral Iliofemoral Arteries

CPT-75705-SPINAL-ANGIOGRAPHY-RADIOLOGICAL-SUPERVISION-INTERPRETATION

CPT 75705: Spinal Angiography, Supervision and Interpretation

CPT-75710-EXTREMITY-ANGIOGRAPHY-RADIOLOGICAL-SUPERVISION-INTERPRETATION

CPT 75710: Radiological Supervision and Interpretation for Extremity Angiography

CPT-75716-BILATERAL-EXTREMITY-ANGIOGRAPHY-RADIOLOGICAL-SUPERVISION

CPT 75716: Radiological Supervision and Interpretation for Bilateral Extremity Angiography

CPT-75726-VISCERAL-ARTERY-ANGIOGRAPHIC-SUPERVISION-INTERPRETATION

CPT 75726: Visceral Artery Angiographic Supervision and Interpretation

CPT-75731-ADRENAL-ARTERY-SELECTIVE-ANGIOGRAPHY-INTERPRETATION

CPT 75731: Adrenal Artery Selective Angiography, Radiology Supervision and Interpretation

CPT-75733-BILATERAL-ADRENAL-ARTERY-SELECTIVE-ANGIOGRAPHY-RSI

CPT 75733: Bilateral Selective Adrenal Artery Angiography, Radiological Supervision and Interpretation

Showing 1–10 of 16

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Modifier	Description	When to Use
`26`	Professional component	Use when billing only the physician interpretation/supervision for the aortography while the facility or another entity bills the technical component.
`TC`	Technical component	Use when billing only the technical component (imaging equipment and staff) — not used with `75600` if `75600` represents only supervision/interpretation.
`50`	Bilateral procedure	Rare for thoracic aortography; used if documentation supports bilateral vascular territories when applicable.
`52`	Reduced services	Use when service is partially reduced or not completed as originally planned (e.g., limited imaging due to instability).
`53`	Discontinued procedure	Use when the procedure is started but discontinued for patient safety before diagnostic images obtained.
`59`	Distinct procedural service	Use when a separate and distinct radiologic procedure is performed during the same session and needs to be identified as distinct from other services.
`62`	Two surgeons	Use if two surgeons of different specialties are documented as performing distinct parts of the procedure and billing requires this modifier.
`78`	Unplanned return to OR after initial procedure on same day	Use if an unplanned intraoperative return occurs related to the aortography procedure.
`80`	Assistant at surgery	Use when an assistant surgeon provides services and the payor accepts modifier `80` for assistant reporting.
`82`	Assistant not available — qualified resident	Use when a qualified resident performs assistant duties and no qualified surgeon is available.
`26`	Professional component	(Duplicate entry omitted if present in claims systems; included here once.)
`22`	Increased procedural services	Use when documentation supports work or time substantially greater than typical for supervision/interpretation.
`59`	Distinct procedural service	(Duplicate entry omitted; included once above.)

Taxonomy Code	Specialty	Notes
207RH0000X	Vascular Surgery	Common specialty performing and interpreting thoracic aortography.
207XS0101X	Interventional Radiology	Frequently supervises and interprets invasive aortic imaging.
208D00000X	Diagnostic Radiology	May perform interpretation of aortography images when proceduralist is separate.
207T00000X	Thoracic Surgery	Involved when operative management of thoracic aortic disease is anticipated.
208VP0000X	Vascular Medicine	May be involved in diagnostic planning and follow-up interpretation.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
Data not available in the input.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`75625`	Thoracic aortography, radiological supervision and interpretation, with serialography	Performed when serial imaging over time is required; `75625` includes serialography while `75600` does not.
`36245`	Selective catheter placement, arterial system; each first order thoracic branch, initial catheter	Often performed before or during aortography when selective catheterization of aortic branches is needed.
`77012`	Fluoroscopic guidance for central venous access and/or for imaging during catheter placement	May be used when fluoroscopic guidance is required for catheter or sheath placement associated with the aortography procedure.
`76937`	Ultrasound guidance for vascular access requiring continuous image documentation	Used when ultrasound guidance is used to obtain arterial access prior to angiography.
`93567`	Combined right and left heart contrast injection(s) for ventriculography, with hemodynamic measurements	Not directly the same territory but represents contrast angiographic procedures with hemodynamic assessment often performed in the same interventional suite when indicated.

CPT 75605: Thoracic Aortography Imaging Supervision and Interpretation

CPT-75625-ABDOMINAL-AORTOGRAPHY-IMAGING-SUPERVISION-INTERPRETATION

CPT 75625: Abdominal Aortography Imaging Supervision and Interpretation

CPT-75630-ABDOMINAL-AORTA-AND-ILIOFEMORAL-ARTERIES-ANGIOGRAPHY

CPT 75630: Radiologic Imaging of Abdominal Aorta and Iliofemoral Arteries

CPT-75635-CTA-ABDOMINAL-AORTA-ILIOFEMORAL-ARTERIES-CONTRAST

CPT 75635: CTA of Abdominal Aorta and Bilateral Iliofemoral Arteries

CPT-75705-SPINAL-ANGIOGRAPHY-RADIOLOGICAL-SUPERVISION-INTERPRETATION

CPT 75705: Spinal Angiography, Supervision and Interpretation

CPT-75710-EXTREMITY-ANGIOGRAPHY-RADIOLOGICAL-SUPERVISION-INTERPRETATION

CPT 75710: Radiological Supervision and Interpretation for Extremity Angiography

CPT-75716-BILATERAL-EXTREMITY-ANGIOGRAPHY-RADIOLOGICAL-SUPERVISION

CPT 75716: Radiological Supervision and Interpretation for Bilateral Extremity Angiography

CPT-75726-VISCERAL-ARTERY-ANGIOGRAPHIC-SUPERVISION-INTERPRETATION

CPT 75726: Visceral Artery Angiographic Supervision and Interpretation

CPT-75731-ADRENAL-ARTERY-SELECTIVE-ANGIOGRAPHY-INTERPRETATION

CPT 75731: Adrenal Artery Selective Angiography, Radiology Supervision and Interpretation

CPT-75733-BILATERAL-ADRENAL-ARTERY-SELECTIVE-ANGIOGRAPHY-RSI

CPT 75733: Bilateral Selective Adrenal Artery Angiography, Radiological Supervision and Interpretation

Showing 1–10 of 16

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

OpenPayer

CPT 75600: Thoracic Aortography Imaging Supervision and Interpretation

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Billing Code Overview

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CPT 75600: Thoracic Aortography Imaging Supervision and Interpretation

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Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References

CPT 75600: Thoracic Aortography Imaging Supervision and Interpretation

Sign up for cpt 75600 policy alerts

Billing Code Overview

CPT 75600: Thoracic Aortography Imaging Supervision and Interpretation

Sign up for cpt 75600 policy alerts

Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

What does CPT 75600 represent and when is it reported?

Which modifiers are commonly used with CPT 75600 and what does modifier 26 indicate?

How does CPT 75600 differ from related CPT codes like 75625?

Where is CPT 75600 typically performed and why does the professional/technical separation matter?

Which specialties and taxonomy codes are commonly associated with billing CPT 75600?

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

What does CPT 75600 represent and when is it reported?

Which modifiers are commonly used with CPT 75600 and what does modifier 26 indicate?

How does CPT 75600 differ from related CPT codes like 75625?

Where is CPT 75600 typically performed and why does the professional/technical separation matter?

Which specialties and taxonomy codes are commonly associated with billing CPT 75600?

References