CPT 93050: Central Arterial Pressure by Radial Tonometry
CPT code 93050 represents a noninvasive hemodynamic assessment that derives central aortic pressure from a peripheral arterial waveform obtained with radial artery tonometry. Nationally, this code matters because it documents advanced vascular assessment beyond standard peripheral blood pressure measurement, providing clinicians and payers with waveform-derived metrics such as central systolic pressure and augmentation index that can inform cardiovascular risk evaluation and management strategies.
Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of the clinical context for CPT code 93050, typical sites of service, and the types of findings generated by the procedure. The publication outlines common billing considerations, frequently used modifier patterns, and where this service fits within cardiovascular diagnostic pathways. It also highlights benchmarks and policy-relevant issues affecting coverage and coding practice nationally. If specific payer policies or detailed benchmark figures are required, those elements are addressed in the full publication; this summary provides the clinical and billing framing necessary for stakeholders to locate more detailed policy and reimbursement content.
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Billing Code Overview
CPT code 93050 describes a noninvasive vascular hemodynamics procedure in which a tonometer is placed over the radial artery at the wrist to measure and derive central arterial pressure. The provider records the peripheral waveform, applies mathematical transformations to estimate central aortic pressure, evaluates the augmentation index, interprets the waveform-derived metrics, and issues a report of findings.
Service type: Noninvasive vascular hemodynamic assessment with central blood pressure derivation
Typical site of service: Ambulatory clinic or outpatient cardiovascular diagnostic laboratory, where portable tonometry devices or waveform analysis equipment are used for bedside or clinic-based arterial waveform acquisition.