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See a sample rate comparisonHealthcare providers use this code to document and receive reimbursement for visits that address moderate-level medical decision-making, often including multiple diagnoses or prescription management.
| Key Fact | Detail |
|---|---|
| Service Type | Anesthesia Anesthesia for Intrathoracic Procedures |
| Common Place of Service | 21 - Inpatient Hospital 22 - On Campus Outpatient Hospital |
| Common Modifiers | AA - Anesthesia by anesthesiologist None P4 - A Patient with severe systemic disease |
| Complexity Level | Moderate |
| Medicare Fee Schedule | View Medicare rates for 00550 |
National average anesthesia conversion factor for CPT 00550 by major payers:

$58.11

$55.83

$57.31

$55.24
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Rate Benchmarking
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See a sample payer proposalCPT 00550 vs. Other Anesthesia for Intrathoracic Procedures Codes
The CPT 00550 code is part of the Anesthesia services used for Anesthesia for Intrathoracic Procedures. It represents a moderate-complexity encounter and is one of several codes that vary based on time spent, level of medical decision-making, and documentation requirements.
The CPT 00550 code involves more provider time and moderate medical decision-making, unlike lower-level codes that require less time and simpler assessments. It typically includes multiple diagnoses, medication management, or test interpretation, leading to higher reimbursement and more detailed documentation requirements.
| Code | Complexity | Description |
|---|---|---|
| 00540-CPT | Moderate | Anesthesia For Lung Or Airway, Anesthesia Services For Procedures Involving The Lungs Large Airway Diaphragm And Chest. Examples Include Scope-Assisted Exam (Thoracoscopy) Or Various Surgeries. |
| 00542-CPT | Moderate | Anesthesia For Lung Or Airway, Anesthesia Services For Procedures Involving The Lungs Large Airway Diaphragm And Chest. Examples Include Scope-Assisted Exam (Thoracoscopy) Or Various Surgeries. |
| 00546-CPT | Moderate | Anesthesia For Lung Or Airway, Anesthesia Services For Procedures Involving The Lungs Large Airway Diaphragm And Chest. Examples Include Scope-Assisted Exam (Thoracoscopy) Or Various Surgeries. |
| 00550-CPT | Moderate | Anesthesia For Tissue Removal, Anesthesia Services Related To Removal Of Dead Or Damaged Tissue From The Chest Bone. This Is Usually Part Of A Reconstructive Surgery. |
What is a fee schedule?
A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 00550. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the 00550 fee schedule helps patients estimate costs and providers optimize billing for accurate reimbursements.
Factors that affect fee schedules
Medicare & Medicaid Rates
Government-set reimbursement amounts
Private Insurance Rates
Negotiated rates between providers and insurance companies
Geographic Location
Costs may be higher in urban areas.
Provider Type
Hospital providers may have different rates than private practice.
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