78434 Aqmbf pet rest & prescription stress
Also known as: cardiac PET blood flow, myocardial blood flow
Absolute myocardial blood flow measurement using Positron Emission Tomography (PET) with rest and pharmacologic stress performed.
In Plain Language
heart blood flow measurement
Clinical Context
Quantifies absolute myocardial blood flow in milliliters per minute at rest and stress to assess coronary reserve.
RVU Breakdown
| Work RVU | 0.63 |
| Total RVU | 0.63 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Radiology codes require a written order, clinical indication, and a formal interpretation report. The professional component (modifier -26) and technical component (modifier -TC) may be billed separately.
How This Code Compares
With a work RVU of 0.63, this code ranks in the 40th percentile among Radiology codes — 1.3x below the median (0.81). The highest wRVU in this category is 11.57.
Specialties
Frequently Asked Questions
What is CPT code 78434?
CPT 78434 (Aqmbf pet rest & prescription stress) is a Radiology code. Absolute myocardial blood flow measurement using Positron Emission Tomography (PET) with rest and pharmacologic stress performed.
Who uses CPT code 78434?
CPT 78434 is used by Nuclear Medicine, Cardiology, Radiology. Quantifies absolute myocardial blood flow in milliliters per minute at rest and stress to assess coronary reserve.
When is CPT 78434 used?
Quantifies absolute myocardial blood flow in milliliters per minute at rest and stress to assess coronary reserve.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.