Summary & Overview
CPT 00632: Anesthesia for Lumbar Region Procedures Including Sympathectomy
CPT code 00632 represents anesthesia services for procedures in the lumbar region, including lumbar sympathectomy. This code is significant for hospitals and anesthesia providers nationwide, as it ensures proper billing and documentation for complex surgical interventions involving the lumbar spine. The code is primarily used in inpatient hospital settings, reflecting the advanced nature of these procedures and the need for specialized anesthesia care.
Major national payers such as Aetna, Blue Cross Blue Shield, Cigna Health, and UnitedHealthcare recognize and reimburse for CPT 00632, making it a key code for providers seeking coverage for lumbar anesthesia services. The publication offers insights into payer coverage, clinical context, and relevant billing modifiers, helping readers understand how this code is applied in practice. It also highlights associated provider taxonomies and common clinical diagnoses, such as low back pain and lumbar radiculopathy, that frequently necessitate these procedures.
Readers will gain a comprehensive overview of CPT 00632, including its clinical relevance, payer landscape, and connections to related codes and modifiers. The article provides benchmarks and policy updates, equipping healthcare professionals and administrators with the information needed to navigate anesthesia billing for lumbar procedures effectively.
CPT Code Overview
CPT 00632 is used to report anesthesia services for procedures performed in the lumbar region, specifically including lumbar sympathectomy. This code falls under the anesthesia service type and is most commonly utilized in the inpatient hospital setting (Place of Service 21). The procedure involves the administration and management of anesthesia to ensure patient comfort and safety during surgical interventions targeting the lumbar area. This code is essential for accurately capturing the complexity and scope of anesthesia care provided for lumbar region procedures.
Clinical & Coding Specifications
Clinical Context
A patient is admitted to an inpatient hospital for a procedure involving the lumbar region, such as a lumbar sympathectomy. The patient may present with symptoms like chronic low back pain, lumbar radiculopathy, or spinal stenosis. The anesthesia team, which may include an anesthesiology physician, certified registered nurse anesthetist, or pain medicine physician, provides anesthesia services to ensure patient comfort and safety during the procedure. The clinical workflow involves preoperative assessment, administration of anesthesia, intraoperative monitoring, and postoperative care.
Coding Specifications
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Modifiers:
QS: Monitored anesthesia care service. Used when anesthesia is provided as monitored anesthesia care rather than general anesthesia.QX: CRNA service with medical direction by a physician. Used when a certified registered nurse anesthetist provides anesthesia under the medical direction of a physician.
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Provider Taxonomies:
| Taxonomy Code | Specialty Description |
|---|---|
207L00000X | Anesthesiology Physician |
367500000X | Certified Registered Nurse Anesthetist |
207LP2900X | Pain Medicine Physician |
Related Diagnoses
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M54.5: Low back pain- Indicates the patient is experiencing pain localized to the lumbar region, which may necessitate procedures requiring anesthesia.
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M51.26: Other intervertebral disc displacement, lumbar region- Refers to disc displacement in the lumbar spine, potentially causing symptoms that require surgical intervention and anesthesia.
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M54.16: Radiculopathy, lumbar region- Describes nerve root compression or irritation in the lumbar area, often leading to procedures such as lumbar sympathectomy.
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M48.06: Spinal stenosis, lumbar region- Represents narrowing of the spinal canal in the lumbar region, which may require surgical procedures with anesthesia.
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M47.816: Spondylosis without myelopathy or radiculopathy, lumbar region- Refers to degenerative changes in the lumbar spine without associated nerve or spinal cord involvement, but may still necessitate intervention requiring anesthesia.
Related CPT Codes
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00630: Anesthesia procedures in lumbar region NOS- Used for anesthesia services in the lumbar region not otherwise specified. May be an alternative to
00632when the procedure is not a lumbar sympathectomy.
- Used for anesthesia services in the lumbar region not otherwise specified. May be an alternative to
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00635: Anes diagnostic/therapeutic lumbar puncture- Used for anesthesia provided during diagnostic or therapeutic lumbar puncture procedures. May be used in conjunction with or as an alternative to
00632depending on the clinical scenario.
- Used for anesthesia provided during diagnostic or therapeutic lumbar puncture procedures. May be used in conjunction with or as an alternative to
National Reimbursement Benchmarks
National mean rates for CPT code 00632 show that Blue Cross Blue Shield and Cigna have the highest average reimbursement, both exceeding $398.00, while UnitedHealth Group is notably lower at $65.57. The BUCA (average commercial) mean rate stands at $172.26, which is significantly higher than UnitedHealth Group but well below Blue Cross Blue Shield and Cigna. Medicare rates are not available in the input for comparison.
Rate dispersion varies considerably across payers. UnitedHealth Group has the tightest range between the 25th and 75th percentiles ($25.30), indicating less variability in rates. In contrast, Cigna exhibits the widest spread ($519.00), suggesting substantial variation in reimbursement amounts. Blue Cross Blue Shield and Aetna also show broad ranges, with $259.52 and $376.00 respectively. The table and chart below present the full breakdown of national benchmarks for each payer.
State Benchmarks
State: AK1 / 50
Alaska Benchmarks
Alaska exhibits a wide spread in reimbursement rates for CPT code 00632, with Blue Cross Blue Shield showing the largest range between the 25th and 75th percentiles ($251.67), while Aetna and UnitedHealth Group have minimal spreads ($0 to $4). This indicates significant variability in payment levels depending on the payer, with some offering consistently low rates and others much higher. Compared to national averages, Alaska's mean rates for most payers, especially BUCA and Blue Cross Blue Shield, are notably higher, reflecting a regional premium for this procedure.
The table and chart below present the full breakdown of mean rates and percentile values by payer for CPT code 00632 in Alaska, highlighting the differences in reimbursement across the major commercial payers.
Key Insights for Alaska
- Blue Cross Blue Shield is the highest paying payer for CPT 00632 in Alaska, with a mean rate of $485.87.
- UnitedHealth Group offers the lowest mean rate at $75.12, significantly below both the state and national averages.
- The mean rate for BUCA in Alaska ($322.91) is substantially higher than the national BUCA average, indicating a notable regional premium.
Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.