CPT 0371T: Central Arterial Pressure Waveform Analysis - OpenPayer

Summary & Overview

CPT 0371T: Central Arterial Pressure Waveform Analysis

CPT code 0371T covers non-invasive calculation and analysis of central arterial pressure waveforms with clinician interpretation and a written report. As a specialized cardiovascular diagnostic service, it provides physiologic measures of central arterial load and pulse-wave characteristics that can inform risk assessment and management of hypertension and related vascular conditions. Nationally, uptake reflects interest in non-invasive vascular assessment that supplements ambulatory blood pressure and standard cardiovascular testing.

Key payers in this review include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of coverage and reimbursement benchmarks across major payers, comparisons to related cardiovascular diagnostic services, and clinical context linking the service to common diagnoses such as essential hypertension and renovascular causes of high blood pressure. The publication also outlines typical sites of service and common clinical indications where central arterial pressure waveform analysis is employed.

This analysis is intended for clinicians, coding and billing staff, and policy analysts seeking concise guidance on the clinical role of CPT code 0371T, payer considerations, and how the service relates to other non-invasive vascular diagnostics.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicare0371TCPTcentral arterial pressurearterial waveform analysisnon-invasive cardiovascular diagnosticshypertension assessmentcardiology diagnosticsambulatory testing

Billing Code Overview

CPT code 0371T describes a non-invasive calculation and analysis of central arterial pressure waveforms with interpretation and report. This service involves deriving central arterial pressure waveforms from peripheral measurements or other non-invasive inputs, analyzing waveform characteristics, and producing a clinician-ready report with interpretation.

Service Type: Non-invasive cardiovascular diagnostic test

Typical Site of Service: Outpatient clinic or ambulatory diagnostic facility, including cardiology or vascular testing laboratories.

Clinical & Coding Specifications

Clinical Context

A 68-year-old male with a history of long-standing I10 (Essential (primary) hypertension) and chronic kidney disease consistent with I13.10 (Hypertensive heart and chronic kidney disease without heart failure) is referred to a cardiovascular clinic for assessment of persistent elevated office blood pressures despite multi-drug therapy. The clinician orders a non-invasive central arterial pressure waveform analysis (0371T) to evaluate central aortic pressure, arterial stiffness, and waveform morphology to inform risk stratification and optimize antihypertensive selection.

The clinical workflow: the patient arrives to an outpatient vascular diagnostic lab or cardiology clinic. After brief focused history and review of current medications, vital signs and brachial blood pressure are obtained. A trained technician places appropriate noninvasive sensors and uses the device to record peripheral pulse waveforms over several cardiac cycles. The system derives central arterial pressure waveforms, computes indices such as central systolic pressure and augmentation index, and generates a formal interpretation and report. A cardiovascular disease, internal medicine, or geriatric medicine physician reviews the results, documents interpretation, and incorporates findings into the management plan. Typical sites of service are outpatient cardiology clinics, ambulatory vascular diagnostic laboratories, or hospital outpatient departments.

Coding Specifications

Modifier	Description	When to Use

CPT 0368T: Behavior Treatment Modified Additional

cpt-0363t-adaptive-behavior-treatment-protocol-technician

CPT 0363T: Adaptive Behavior Treatment by Protocol, Technician-Administered

cpt-0374t-exposure-adaptive-behavior-treatment-addl-30min

CPT 0374T: Exposure Adaptive Behavior Treatment Additional 30-Min Technician Time

cpt-97157-adaptive-behavior-treatment-caregiver-group-training

CPT 97157: Adaptive Behavior Treatment, Caregiver Group Training

cpt-0370t-family-adaptive-behavior-treatment-guidance-caregiver-education

CPT 0370T: Family Adaptive Behavior Treatment Guidance, Caregiver Education

0370

CPT 0370T: Family Adaptive Behavior Treatment Guidance, No Patient Present

cpt-0365t-adaptive-behavior-treatment-additional

CPT 0365T: Adaptive Behavior Treatment, Additional

0360

CPT 0360T: Drug-Eluting Implant Insertion in Lacrimal Canaliculus

97153

CPT 97153: Adaptive Behavior Treatment Procedures, Technician-Administered

97155

CPT 97155: Adaptive Behavior Treatment by Protocol Modification

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`26`	Professional component	Use when billing only the physician interpretation/report portion of `0371T` separate from the technical acquisition.
`TC`	Technical component	Use when billing only the equipment and technician portion of `0371T` separate from physician interpretation.
`59`	Distinct procedural service	Use when `0371T` is a separate, distinct service from another procedure performed on the same day and not bundled by CPT guidelines.
`24`	Unrelated evaluation and management service by the same physician during a postoperative period	Use when an unrelated E/M is provided on the same day as `0371T` during a global period.
`25`	Significant, separately identifiable evaluation and management service by the same physician on the same day	Use when an E/M visit is significant and separate from the performance/interpretation of `0371T`.
`52`	Reduced services	Use when `0371T` is partially reduced or not performed to full extent of typical service.
`53`	Discontinued procedure	Use when the procedure is started but discontinued for reasons beyond the provider’s control.
`76`	Repeat procedure or service by same physician or other qualified health care professional	Use when `0371T` is repeated later the same day for the same patient by the same provider.
`77`	Repeat procedure or service by another physician or other qualified health care professional	Use when `0371T` is repeated later the same day by a different provider.
`95`	Synchronous telemedicine service rendered via real-time interactive audio and video	Use when `0371T` interpretation is performed in real-time via telemedicine consistent with payer policy.
`GQ`	Qualified nonphysician provider remote evaluation	Use when a qualified nonphysician conducts the technical portion with a separate professional interpretation, subject to payer rules.
`XE`	Separate encounter, a distinct service	Use as a subset of `59` when the encounter for `0371T` is separate from other services.
`XS`	Separate structure — a separate organ/structure	Use as a subset of `59` when `0371T` targets a different anatomical area than other same-day procedures.
`XP`	Separate practitioner	Use as a subset of `59` when a different practitioner performs `0371T` than other services that day.

Taxonomy Code	Specialty	Notes
`207RC0000X`	Cardiovascular Disease Physician	Specialists in complex hypertension and arterial hemodynamics; commonly interpret `0371T` reports.
`207R00000X`	Internal Medicine Physician	Primary or consultative management of hypertension and cardiovascular risk; may order and interpret `0371T`.
`207RG0300X`	Geriatric Medicine Physician	Management of older adults with arterial stiffness and multimorbidity; may use `0371T` to guide therapy.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`I10`	Essential (primary) hypertension	Central arterial waveform analysis helps evaluate central pressure burden and arterial stiffness in patients with difficult-to-control essential hypertension.
`I11.9`	Hypertensive heart disease without heart failure	Central pressure metrics inform myocardial afterload and guide management in hypertensive heart disease.
`I13.10`	Hypertensive heart and chronic kidney disease without heart failure and with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease	Patients with combined cardiac and renal disease benefit from central pressure assessment to refine cardiovascular risk and therapeutic choices.
`I15.0`	Renovascular hypertension	Central arterial assessment may assist in distinguishing systemic arterial stiffness from renovascular hemodynamic contributors to elevated blood pressure.
`I95.1`	Orthostatic hypotension	Waveform analysis can be adjunctive when evaluating autonomic or vascular contributors to orthostatic blood pressure changes.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`93000`	Electrocardiogram, routine ECG with at least 12 leads; with interpretation and report	Performed to assess baseline cardiac rhythm and conduction prior to or alongside `0371T` for comprehensive cardiovascular assessment.
`93784`	Ambulatory blood pressure monitoring, utilizing a system such as magnetic tape and/or computer disk, for 24 hours or longer; including recording, scanning analysis, interpretation and report	May be used complementary to `0371T` when evaluation of out-of-office blood pressure patterns is required to correlate peripheral and central pressures.
`93922`	Noninvasive physiologic studies of upper or lower extremity arteries, single level, bilateral	Performed in vascular labs assessing peripheral arterial disease; may be part of broader vascular evaluation when arterial stiffness is of concern alongside `0371T`.
`93923`	Noninvasive physiologic studies of upper or lower extremity arteries, multiple levels or with provocative functional maneuvers, complete bilateral study	Used in more extensive peripheral arterial testing and can be performed in the same diagnostic visit as `0371T` for systemic arterial assessment.

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