CPT 01924: Anesthesia for Therapeutic Arterial Interventional Radiology Procedures
CPT code 01924 designates anesthesia services provided during therapeutic interventional radiology procedures targeting the arterial system. It captures anesthesia care when no more specific anesthesia code applies, making it important for accurate billing of endovascular and arterial interventional procedures. Nationally, proper use of this code affects payment, resource allocation, and reporting for anesthesia services in interventional radiology.
Key payers included in this analysis are Aetna, Blue Cross Blue Shield, Cigna Health, United Healthcare, and Medicare. Readers will find an outline of clinical context and typical sites of service, common payer coverage considerations, and the relationship between 01924 and related anesthesia and interventional radiology codes. The publication also summarizes common modifiers and procedural associations relevant to coding and claims adjudication.
This resource provides benchmarks and policy-relevant notes to help billing professionals, anesthesia providers, and health system administrators understand how 01924 is positioned among anesthesia codes and how it is used for therapeutic arterial interventional radiology procedures. Data not available in the input is noted where applicable.
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Billing Code Overview
CPT code 01924 describes anesthesia services for therapeutic interventional radiological procedures involving the arterial system. The code is used when an anesthesiologist or anesthesia professional provides anesthesia care for endovascular or other arterial interventional radiology procedures that are not specified by another anesthesia code.
Service type: Anesthesia for therapeutic interventional radiology procedures (arterial system)
Typical site of service: Interventional radiology suite or catheterization laboratory (hospital or outpatient imaging center)
National Reimbursement Benchmarks
BUCA (average commercial) sits near the center of the national distribution for CPT 01924 with a mean of $92.70 and an interquartile spread (P75–P25) of $52.10. Among named carriers, Aetna displays the widest dispersion: its P75–P25 spread is $117.90 ($217.90 minus $50.00), reflecting substantial variability in higher-end commercial payments. Cigna’s spread is $46.60 ($123.80 minus $79.20), while Blue Cross Blue Shield shows a tighter middle band of $38.90 ($94.20 minus $52.30). UnitedHealth Group is the tightest of the group with a spread of $28.90 ($80.90 minus $52.00).
In level terms, Aetna’s mean of $159.20 and max at $529 underscore the highest ceiling among these payers, while UnitedHealth Group’s mean of $67.40 and max of $122.70 keep that carrier toward the lower end of average reimbursements. Cigna and BUCA occupy mid-range positions with means of $104.30 and $92.70, respectively, and Blue Cross Blue Shield’s mean of $75.20 sits slightly below BUCA. These contrasts highlight meaningful differences in both central tendency and dispersion across commercial payers for CPT 01924.