93621 Complicated ep evl l pac & rec c sinus
Also known as: Left atrial EP through coronary sinus, coronary sinus pacing, left atrial assessment
Comprehensive electrophysiology evaluation with left atrial pacing and recording through coronary sinus access.
In Plain Language
left upper heart chamber electrical test; coronary sinus electrical assessment; left atrial evaluation
Clinical Context
Evaluates left atrial electrophysiology through coronary sinus catheter, assesses left-sided arrhythmia mechanisms, and evaluates left atrial accessory pathways.
RVU Breakdown
| Work RVU | 1.50 |
| Total RVU | 1.50 |
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 1.50, this code ranks in the 70th percentile among Medicine codes — 1.9x the median (0.78). The highest wRVU in this category is 23.92.
Specialties
Frequently Asked Questions
What is CPT code 93621?
CPT 93621 (Complicated ep evl l pac & rec c sinus) is a Medicine code. Comprehensive electrophysiology evaluation with left atrial pacing and recording through coronary sinus access.
Who uses CPT code 93621?
CPT 93621 is used by Cardiology, Electrophysiology, Internal Medicine. Evaluates left atrial electrophysiology through coronary sinus catheter, assesses left-sided arrhythmia mechanisms, and evaluates left atrial accessory pathways.
When is CPT 93621 used?
Evaluates left atrial electrophysiology through coronary sinus catheter, assesses left-sided arrhythmia mechanisms, and evaluates left atrial accessory pathways.
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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.