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    v1.0.28
    OpenPayerBilling CodesOutpatient PPSHCPCS hcpcs-c9733-non-ophthalmic-fluorescent-vascular-angiography
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    HCPCS C9733: Non-ophthalmic Fluorescent Vascular Angiography

    HCPCS Level II code C9733 describes a non-ophthalmic fluorescent vascular angiography procedure, a diagnostic vascular imaging service that uses fluorescent dye to visualize blood vessels outside the eye; the service is typically performed as an imaging study in an ambulatory imaging center or hospital radiology department to assess vascular anatomy and perfusion.

    For related coverage guidance, see recent payer policy updates: Cardiac Computed Tomography (CCT)/Coronary Computed Tomographic Angiography (CCTA), Cardiovascular Disease Risk Assessment, Biomarkers for Myocardial Infarction and Chronic Heart Failure.

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    Clinical & Coding Specifications

    Clinical Context

    A typical patient is a 62-year-old male with peripheral vascular disease and intermittent claudication referred for diagnostic vascular imaging to localize lower-extremity arterial stenosis and plan intervention. The vascular lab schedules a non-ophthalmic fluorescent vascular angiography (procedure code C9733) performed in an outpatient vascular/interventional radiology suite or ambulatory surgical center.

    The clinical workflow: the patient arrives fasting, an intravenous line is placed, and informed consent is confirmed. The interventional radiologist or vascular surgeon injects an intravenous fluorescent dye (such as indocyanine green) while a trained technologist operates near-infrared or fluorescence-capable imaging equipment. Real-time imaging is recorded to assess arterial inflow, perfusion defects, collateral circulation, and microvascular integrity. The interpreting physician documents findings, uploads stills and cine loops to the medical record, and provides a procedural report describing the vascular territories imaged, contrast used, quantitative timing when applicable, and any immediate complications. The professional component and/or technical component may be reported with appropriate modifiers as required by payer policy. Typical sites of service are an outpatient vascular lab, interventional radiology suite, or ambulatory surgical center.

    Related CPT Codes

    CPT CodeDescriptionRelationship to This Procedure
    75710Angiography, extremity, unilateral, radiological supervision and interpretationOften performed before or after fluorescent angiography for detailed arterial lumen morphology and stenosis assessment.
    77002Fluoroscopic guidance for needle placement (fluoroscopic guidance)May be used during catheter placement or dye injection associated with vascular angiographic procedures.
    93975Noninvasive physiologic studies of limbs, arterial, bilateral with Doppler and segmental pressuresProvides complementary hemodynamic data to fluorescent perfusion imaging for peripheral vascular disease evaluation.
    37220Endovascular revascularization, open or percutaneous, extremity artery(ies)Therapeutic procedures that may be planned using findings from non-ophthalmic fluorescent vascular angiography.
    96365Intravenous infusion, for therapy, prophylaxis, or diagnosis (initial 31 minutes)May be applicable for reporting intravenous infusion of diagnostic dye when payer requires an infusion code; check payer rules.
    77021Magnetic resonance angiography, extremityAlternative or adjunct vascular imaging modality; may be used in the same diagnostic workup depending on clinical need.

    Related Modifiers

    9 rows

    ModifierDescriptionWhen to Use
    26Modifier 26 (Professional Component) identifies and bills only the professional portion of a split service — the physician’s interpretation, report, and medical judgment — when the technical…- Use CPT Modifier -26 when you are billing only the professional component (PC) of a split‑bill eligible service—i.e., you performed the physician interpretation, medical judgment and prepared a…
    52Modifier ‑52 (Reduced Services) indicates that a service or procedure was partially reduced or omitted at the provider’s discretion, allowing reporting of the basic procedure number with a qualifier…- Use modifier -52 when a physician or qualified health professional electively reduces or omits part of a procedure or service (for example, performing fewer required views or omitting a portion of…
    53Modifier 53 (Discontinued Procedure) signals that a surgical or diagnostic service was begun by the physician but terminated because of extenuating circumstances that threatened the patient’s…- Use modifier -53 when a physician/qualified healthcare professional has started a surgical or diagnostic procedure (e.g., anesthesia administered, incision or scope insertion) and then discontinues…
    62Modifier 62 indicates that two surgeons function as co‑surgeons, each performing distinct parts of the same primary surgical procedure. It is appended to the primary procedure code (and any…- Use modifier -62 when two surgeons act as co‑surgeons (both primary surgeons) on a single definitive primary procedure, each performing distinct parts of the same surgical procedure (append -62 to…
    22Modifier –22 (Increased Procedural Services) is used when a reported procedure is substantially more extensive than normally required. The CPT Manual and CMS state it may be appended only when the…- When to use: Append modifier -22 to a procedural CPT code when the service performed is substantially more extensive than the usual service described by that code — i.e., the procedure required…
    23Modifier -23 (Unusual Anesthesia) is used on anesthesia service CPT codes when a procedure that normally requires no anesthesia or only local anesthesia must be performed under general anesthesia…- Use modifier -23 only on anesthesia CPT codes (00100–01999) when a procedure that normally requires no anesthesia or only local anesthesia must be performed under general anesthesia because of…
    56Modifier ‑56 indicates the reporting provider furnished only the preoperative management for a surgical procedure and did not perform the intraoperative or postoperative care. It is used in…- Use Modifier -56 when a provider performs only the preoperative management in a split‑care situation (one physician manages preop care while a different physician performs the intraoperative…
    55Modifier –55 indicates the billing provider furnished only postoperative management for a procedure that has a global surgical period. According to AAPC, this modifier is appended to the same CPT…- Use modifier -55 when billing the same CPT surgical code that has a 10- or 90-day global period and you, as a provider other than the original surgeon, furnished ONLY postoperative management (no…
    54Modifier ‑54 (“Surgical care only”) is appended to a CPT surgical procedure when the reporting surgeon performs the intraoperative (surgical) component but does not furnish the preoperative and/or…- Use modifier -54 when the reporting surgeon provided only the intraoperative (surgical) component of a procedure and preoperative and/or postoperative management has been or will be provided by…

    Related Provider Taxonomies

    8 rows

    Taxonomy CodeSpecialtyNotes
    207RH0000XHematology (Internal Medicine) PhysicianAn internist with additional training who specializes in diseases of the blood, spleen and lymph. This specialist treats conditions such as anemia, cl…
    208800000XUrology PhysicianA urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has compreh…
    363L00000XNurse Practitioner(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision mak…
    174400000XSpecialistAn individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond…
    364SP0807XChild & Adolescent Psychiatric/Mental Health Clinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers · Clinical Nurse Specialist
    207ND0101XMOHS-Micrographic Surgery PhysicianThe highly-trained surgeons that perform Mohs Micrographic Surgery are specialists both in dermatology and pathology. With their extensive knowledge o…
    251V00000XVoluntary or Charitable AgencyAgencies · Voluntary or Charitable
    207RP1002XPhysician Nutrition Specialist (Internal Medicine)A physician who specializes in the diagnosis and treatment of primary nutritional diseases (e.g., undernutrition, overnutrition, and genetic or acquir…

    Related Payer Policy Updates

    Specialty: Cardiology1 / 3

    5 rows

    PolicyPayerEffective Date
    Cardiac Computed Tomography (CCT)/Coronary Computed Tomographic Angiography (CCTA)univerahealthcare2026-10-15
    Cardiovascular Disease Risk AssessmentOscar Health2026-10-01
    Biomarkers for Myocardial Infarction and Chronic Heart FailureOscar Health2026-10-01
    Multiple Procedure Payment Reduction for Diagnostic Cardiovascular ProceduresBlue Cross Blue Shield - Maine2026-10-01
    Cardiovascular Disease Risk Assessmentblue cross blue shield - louisiana2026-09-15

    Related Codes

    HCPCS-C1713-IMPLANTABLE-ANCHOR-SCREW-BONE-FIXATION

    HCPCS C1713: Anchor/Screw for Bone or Soft Tissue Fixation (Implantable)

    HCPCS-C1714-TRANSLUMINAL-DIRECTIONAL-ATHERECTOMY-CATHETER

    HCPCS C1714: Catheter, transluminal atherectomy, directional

    HCPCS-C1715-BRACHYTHERAPY-NEEDLE

    HCPCS C1715: Brachytherapy Needle

    HCPCS-C1716-BRACHYTHERAPY-GOLD-198-SOURCE

    HCPCS C1716: Brachytherapy Source, Gold-198, Per Source

    HCPCS-C1717-HDR-BRACHYTHERAPY-IRIDIUM-192-SOURCE

    HCPCS C1717: HDR Iridium-192 Brachytherapy Source, Per Source

    HCPCS-C1719-BRACHYTHERAPY-IRIDIUM-192-SOURCE-NON-STRANDED

    HCPCS C1719: Brachytherapy Source, Iridium-192, Non-Stranded

    HCPCS-C1721-IMPLANTABLE-DUAL-CHAMBER-CARDIOVERTER-DEFIBRILLATOR

    HCPCS C1721: Cardioverter-Defibrillator, Dual Chamber (Implantable)

    HCPCS-C1724-ROTATIONAL-TRANSLUMINAL-ATHERECTOMY-CATHETER

    HCPCS Level II C1724: Rotational Transluminal Atherectomy Catheter

    HCPCS-C1725-TRANSLUMINAL-ANGIOPLASTY-CATHETER-NON-LASER

    HCPCS Level II C1725: Transluminal Angioplasty Catheter, Non-Laser

    HCPCS-C1726-NON-VASCULAR-BALLOON-DILATATION-CATHETER

    HCPCS C1726: Catheter, Balloon Dilatation, Non-Vascular

    Showing 1–10 of 603

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    Frequently Asked Questions

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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