93278 Ecg/signal-averaged
Also known as: signal-averaged ECG, SAECG, late potential detection
Electrocardiogram (ECG) with signal averaging for detection of late potentials.
In Plain Language
specialized heart electrical test
Clinical Context
Advanced ECG technique detecting microvolt-level late potentials indicating substrate for ventricular arrhythmias, used for risk stratification in post-infarction patients.
RVU Breakdown
| Work RVU | 0.24 |
| Total RVU | 0.24 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Medicine section codes cover a wide range of non-surgical services. Documentation should include the clinical indication, procedure details, interpretation (if applicable), and any patient-specific findings.
How This Code Compares
With a work RVU of 0.24, this code ranks in the 15th percentile among Medicine codes — 3.3x below the median (0.78). The highest wRVU in this category is 23.92.
Specialties
Frequently Asked Questions
What is CPT code 93278?
CPT 93278 (Ecg/signal-averaged) is a Medicine code. Electrocardiogram (ECG) with signal averaging for detection of late potentials.
Who uses CPT code 93278?
CPT 93278 is used by cardiology, electrophysiology. Advanced ECG technique detecting microvolt-level late potentials indicating substrate for ventricular arrhythmias, used for risk stratification in post-infarction patients.
When is CPT 93278 used?
Advanced ECG technique detecting microvolt-level late potentials indicating substrate for ventricular arrhythmias, used for risk stratification in post-infarction patients.
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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.