Summary & Overview
CPT 00546: Anesthesia for Intrathoracic Procedures
CPT code 00546 represents anesthesia for intrathoracic procedures, a critical component in surgical care involving the chest cavity. This code is widely used in hospital operating rooms for surgeries on the lungs, heart, and major thoracic vessels, requiring specialized anesthesiology expertise. Nationally, the code is recognized by major payers including Aetna, Blue Cross Blue Shield, Cigna Health, and UnitedHealthcare, ensuring broad coverage for patients undergoing these complex procedures.
This publication provides a comprehensive overview of CPT 00546, including payer coverage, clinical context, and relevant benchmarks. Readers will gain insight into the typical settings where this code is applied, the types of procedures it covers, and the importance of accurate coding for reimbursement and compliance. The analysis also highlights associated modifiers and taxonomies, as well as common ICD-10 diagnoses linked to intrathoracic surgeries. Policy updates and trends in anesthesia billing are discussed to inform stakeholders about evolving practices and requirements.
By understanding the scope and application of CPT 00546, healthcare professionals, administrators, and policy analysts can better navigate the complexities of anesthesia billing for thoracic procedures, ensuring proper documentation and alignment with payer policies.
CPT Code Overview
CPT 00546 is used to report anesthesia services for intrathoracic procedures. This code applies to cases where anesthesia is administered for surgeries involving the thoracic cavity, such as operations on the lungs, heart, or major blood vessels within the chest. The service type is anesthesiology, and the typical site of service is the operating room in a hospital inpatient or facility setting, corresponding to place of service codes POS 21 or POS 22. This code is essential for accurately documenting and billing anesthesia care provided during complex thoracic surgeries.
Clinical & Coding Specifications
Clinical Context
A typical patient scenario involves a patient undergoing an intrathoracic surgical procedure, such as repair of a congenital heart defect. The patient may be a child diagnosed with a condition like common arterial trunk or hypoplastic left heart syndrome. The procedure is performed in an operating room within a hospital inpatient or facility setting. An anesthesiologist or pediatric anesthesiologist provides anesthesia care throughout the surgery, ensuring patient safety and comfort during the intrathoracic intervention.
Coding Specifications
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Modifiers:
QS: Monitored anesthesia care service. Used when the anesthesia provider is present and monitoring the patient, but not providing general anesthesia.P1: A normal healthy patient. Indicates the physical status of the patient as assessed by the anesthesia provider.
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Provider Taxonomies:
| Taxonomy Code | Specialty Name |
|---|---|
207L00000X | Anesthesiology |
207LA0401X | Pediatric Anesthesiology |
2080P0203X | Pediatric Critical Care Medicine |
- Specialties Represented:
- Anesthesiology: Providers specializing in anesthesia care for surgical procedures.
- Pediatric Anesthesiology: Providers specializing in anesthesia for pediatric patients.
- Pediatric Critical Care Medicine: Providers with expertise in critical care for pediatric patients, including perioperative management.
Related Diagnoses
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Q20.0— Common arterial trunk- Relevant for patients undergoing intrathoracic procedures to correct congenital heart defects involving a single arterial trunk.
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Q21.0— Ventricular septal defect- Indicates a defect in the ventricular septum, often requiring intrathoracic surgical repair under anesthesia.
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Q23.4— Hypoplastic left heart syndrome- A complex congenital heart condition necessitating intrathoracic surgery and specialized anesthesia care.
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Q25.1— Coarctation of aorta- Refers to narrowing of the aorta, typically managed with intrathoracic surgical intervention.
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Q26.2— Total anomalous pulmonary venous connection- Represents abnormal pulmonary venous return, requiring intrathoracic surgical correction and anesthesia.
Related CPT Codes
| CPT Code | Description | Clinical Relationship |
|---|---|---|
00548 | Anesthesia for trachea, bronchi surgical procedures | Used for procedures involving the trachea or bronchi; may be performed in conjunction with intrathoracic procedures or as an alternative depending on surgical site. |
00550 | Anesthesia for sternal debridement | Used for sternal debridement procedures; may be required if infection or other complications arise during intrathoracic surgery. |
00560 | Anesthesia for open heart surgery | Used for open heart surgical procedures; may be an alternative or used in combination with intrathoracic procedures when cardiac repair is necessary. |
- These codes are commonly used as alternatives or adjuncts depending on the specific surgical intervention within the thoracic cavity.
National Reimbursement Benchmarks
For CPT code 00546, the national mean rate for BUCA (average commercial) is $283.18, which is substantially higher than the UnitedHealth Group mean rate of $65.55. Among commercial payers, Cigna has the highest mean rate at $810.34, followed by Blue Cross Blue Shield at $727.82 and Aetna at $383.05.
Rate dispersion varies significantly across payers. UnitedHealth Group shows the tightest range, with a difference of $25.33 between its 75th and 25th percentiles. In contrast, Cigna exhibits the widest spread, with a $1,209.67 difference between its 75th and 25th percentiles. This indicates considerable variability in reimbursement rates depending on the payer.
The table and chart below present a detailed breakdown of national benchmarks for CPT code 00546 across major payers.
State Benchmarks
State: AK1 / 50
Alaska Benchmarks
Alaska exhibits a wide spread in reimbursement rates for CPT code 00546, with Blue Cross Blue Shield showing the largest range between the 25th and 75th percentiles ($1,110.00 minus $761.60 = $348.40), while Aetna, Cigna, and UnitedHealth Group display minimal spread, all clustered around $72.00 to $93.00. This indicates significant variability in payment levels depending on the payer, with some payers offering much higher rates than others.
Compared to national averages, Alaska's mean rates for Blue Cross Blue Shield and BUCA are notably higher, while Cigna and UnitedHealth Group are below their respective national means. The table and chart below present the full breakdown of payer-specific rates in Alaska for CPT code 00546.
Key Insights for Alaska
- Blue Cross Blue Shield is the highest paying payer for CPT 00546 in Alaska, with a mean rate of $942.09.
- UnitedHealth Group is the lowest paying payer, with a mean rate of $75.12.
- Alaska's mean rates for most payers, especially BCBS and BUCA, are significantly higher than national averages, while Cigna and UnitedHealth Group are below national means.
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