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Official Description

Kyphectomy, circumferential exposure of spine and resection of vertebral segment(s) (including body and posterior elements); single or 2 segments

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The procedure described by CPT® Code 22818 is known as kyphectomy, which involves the circumferential exposure of the spine and the resection of one or two vertebral segments, including both the body and posterior elements of the vertebrae. This surgical intervention is typically performed to address conditions where the spine exhibits abnormal curvature, commonly referred to as kyphosis, which can result in a noticeable hump in the patient's back. During the kyphectomy, the surgeon removes the damaged or deformed vertebrae that contribute to this abnormal curvature. To restore spinal alignment and stability, the physician may utilize bone grafts along with metal rods and wires. These materials are essential for correcting the deformity and providing structural support to the spine post-surgery. It is important to note that if the procedure involves the resection of three or more vertebral segments, CPT® Code 22819 should be used instead of 22818.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The kyphectomy procedure, as described by CPT® Code 22818, is indicated for patients experiencing significant spinal deformities due to kyphosis. This condition may manifest as a pronounced hump in the back, often resulting from the degeneration or deformity of the vertebrae. The following are specific indications for performing a kyphectomy:

  • Severe Kyphosis Patients with a pronounced curvature of the spine that leads to physical discomfort or functional impairment.
  • Vertebral Deformities Individuals with damaged or deformed vertebrae that contribute to spinal instability or abnormal posture.
  • Neurological Symptoms Patients experiencing neurological deficits or pain due to compression of spinal structures caused by the deformity.

2. Procedure

The kyphectomy procedure involves several critical steps to ensure the effective resection of the affected vertebral segments. The following outlines the procedural steps:

  • Step 1: Anesthesia Administration The patient is placed under general anesthesia to ensure comfort and immobility during the surgical procedure.
  • Step 2: Surgical Exposure A surgical incision is made to provide access to the spine. The surrounding tissues are carefully retracted to expose the vertebral segments that require resection.
  • Step 3: Resection of Vertebral Segments The surgeon identifies the specific vertebrae that are deformed or damaged. Using surgical instruments, the affected vertebral body and posterior elements are meticulously removed to correct the spinal curvature.
  • Step 4: Bone Grafting and Stabilization After the resection, the surgeon may place bone grafts in the area to promote healing and fusion of the spine. Metal rods and wires are then used to stabilize the spine and maintain proper alignment during the recovery process.
  • Step 5: Closure Once the necessary corrections have been made, the surgical site is closed in layers, and the incision is sutured to promote healing.

3. Post-Procedure

Following the kyphectomy procedure, patients typically require a period of recovery that may involve hospitalization for monitoring and pain management. Post-operative care includes instructions for activity restrictions to ensure proper healing of the spine. Patients may also be advised to engage in physical therapy to regain strength and mobility. Regular follow-up appointments are essential to assess the healing process and the effectiveness of the surgical intervention. It is important for patients to adhere to their physician's recommendations regarding rehabilitation and any prescribed medications to manage pain and prevent complications.

Short Descr KYPHECTOMY 1-2 SEGMENTS
Medium Descr KYPHECTOMY SINGLE OR TWO SEGMENTS
Long Descr Kyphectomy, circumferential exposure of spine and resection of vertebral segment(s) (including body and posterior elements); single or 2 segments
Status Code Active Code
Global Days 090 - Major Surgery
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 2 - Standard payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 2 - Payment restriction for assistants at surgery does not apply to this procedure...
Co-Surgeons (62) 2 - Co-surgeons permitted and no documentation required if the two- specialty requirement is met.
Team Surgery (66) 2 - Team surgeons permitted; pay by report.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Inpatient Procedures, not paid under OPPS
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P3D - Major procedure, orthopedic - other
MUE 1
CCS Clinical Classification 142 - Partial excision bone
22 Increased procedural services: when the work required to provide a service is substantially greater than typically required, it may be identified by adding modifier 22 to the usual procedure code. documentation must support the substantial additional work and the reason for the additional work (ie, increased intensity, time, technical difficulty of procedure, severity of patient's condition, physical and mental effort required). note: this modifier should not be appended to an e/m service.
51 Multiple procedures: when multiple procedures, other than e/m services, physical medicine and rehabilitation services or provision of supplies (eg, vaccines), are performed at the same session by the same individual, the primary procedure or service may be reported as listed. the additional procedure(s) or service(s) may be identified by appending modifier 51 to the additional procedure or service code(s). note: this modifier should not be appended to designated "add-on" codes (see appendix d).
58 Staged or related procedure or service by the same physician or other qualified health care professional during the postoperative period: it may be necessary to indicate that the performance of a procedure or service during the postoperative period was: (a) planned or anticipated (staged); (b) more extensive than the original procedure; or (c) for therapy following a surgical procedure. this circumstance may be reported by adding modifier 58 to the staged or related procedure. note: for treatment of a problem that requires a return to the operating/procedure room (eg, unanticipated clinical condition), see modifier 78.
59 Distinct procedural service: under certain circumstances, it may be necessary to indicate that a procedure or service was distinct or independent from other non-e/m services performed on the same day. modifier 59 is used to identify procedures/services, other than e/m services, that are not normally reported together, but are appropriate under the circumstances. documentation must support a different session, different procedure or surgery, different site or organ system, separate incision/excision, separate lesion, or separate injury (or area of injury in extensive injuries) not ordinarily encountered or performed on the same day by the same individual. however, when another already established modifier is appropriate it should be used rather than modifier 59. only if no more descriptive modifier is available, and the use of modifier 59 best explains the circumstances, should modifier 59 be used. note: modifier 59 should not be appended to an e/m service. to report a separate and distinct e/m service with a non-e/m service performed on the same date, see modifier 25.
62 Two surgeons: when 2 surgeons work together as primary surgeons performing distinct part(s) of a procedure, each surgeon should report his/her distinct operative work by adding modifier 62 to the procedure code and any associated add-on code(s) for that procedure as long as both surgeons continue to work together as primary surgeons. each surgeon should report the co-surgery once using the same procedure code. if additional procedure(s) (including add-on procedure(s) are performed during the same surgical session, separate code(s) may also be reported with modifier 62 added. note: if a co-surgeon acts as an assistant in the performance of additional procedure(s), other than those reported with the modifier 62, during the same surgical session, those services may be reported using separate procedure code(s) with modifier 80 or modifier 82 added, as appropriate.
80 Assistant surgeon: surgical assistant services may be identified by adding modifier 80 to the usual procedure number(s).
AS Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery
GC This service has been performed in part by a resident under the direction of a teaching physician
Date
Action
Notes
2011-01-01 Changed Short description changed.
1998-01-01 Added First appearance in code book in 1998.
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