Anesthesia Billing

• Administration of anesthesia reported with five-digit CPT anesthesia procedure codes
(00100 – 01999) plus modifier codes.
• Do not use surgery codes.
• Codes grouped anatomically by area. Many surgical codes may be included in one anesthesia
code. Approximately 4,000 surgical , medical, and radiology procedures are
presented by 268 anesthesia codes.

ANESTHESIA CODE RANGES

00100 – 00222 Head
00300 – 00352 Neck
00400 – 00474 Thorax
00500 – 00580 Intrathoracic
00600 – 00670 Spine and Spinal Cord
00700 – 00797 Upper Abdomen
00800 – 00882 Lower Abdomen
00902 – 00952 Perineum
01112 – 01190 Pelvis (Except Hip)
01200 – 01274 Upper Leg (except knee)
01320 – 01444 Knee and Popliteal Area
01462 – 01522 Lower Leg (below Knee)
01610 – 01682 Shoulder and Axilla
01710 – 01782 Upper Arm and Elbow
01810 – 01860 Forearm, Wrist and Hand
01905 – 01933 Radiological Procedures
01951 – 01953 Burns, Excisions or
01960 – 01969 Obstetrics Debridement
01990 – 01999 Other Procedur
• Anesthesia services include:
✔ preoperative and postoperative visits,
✔ anesthesia care during the procedure,
✔ administration of fluids and/or blood, and
✔ the usual monitoring services (e.g., ECG, temperature, blood pressure, oximetry,
capnography, and mass spectrometry).
• Unusual forms of monitoring (e.g., intra-arterial, central venous, and Swan-Ganz) are not
included. Bill these specialized services separately.