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Official Description

Osteotomy of spine, posterior or posterolateral approach, 1 vertebral segment; each additional vertebral segment (List separately in addition to primary procedure)

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

An osteotomy of the spine is a surgical procedure that involves the removal of a portion of a vertebra to correct spinal deformities, such as a flexion deformity. This procedure aims to realign the affected vertebral segment, thereby improving the overall function and stability of the spine while alleviating associated pain. The surgery is performed using a posterior or posterolateral approach, which entails making an incision directly over the affected vertebral segment or just lateral to it. This approach allows for direct access to the vertebra while minimizing damage to surrounding tissues.

During the procedure, the fascia is incised, and a subperiosteal dissection is conducted along the spinal process, lamina, and both transverse processes, as well as the rib head of the vertebral segment, as necessary. A wedge of bone is then resected, which may involve excising portions of the supraspinatus and infraspinatus ligaments and spinous processes. The surgeon carefully repositions the patient and applies manual pressure at the osteotomy site until the opposing ligaments tear, ensuring that nerve roots and other vital structures are kept under direct visualization to prevent any impingement during the manipulation of the vertebra. Once the bony gap created by the wedge resection is closed, additional stabilization methods, such as separately reportable bone grafts and/or spinal instrumentation, may be employed. To ensure proper healing and immobilization of the spine, a body cast or jacket may be applied as needed. This procedure is coded as CPT® 22216 for each additional vertebral segment after the first, with specific codes designated for osteotomies of one cervical, thoracic, or lumbar segment.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The osteotomy of the spine is indicated for various conditions that necessitate the correction of spinal deformities. These may include:

  • Spinal Deformities Conditions such as kyphosis or scoliosis that require surgical intervention to realign the spine.
  • Flexion Deformities Situations where a flexion deformity is present, necessitating the removal of a portion of the vertebra to restore proper alignment.
  • Spinal Instability Cases where instability of the spine is contributing to pain or functional impairment, requiring surgical correction.

2. Procedure

The procedure for spinal osteotomy involves several critical steps to ensure successful correction of the deformity. The steps include:

  • Incision An incision is made over the affected vertebral segment or just lateral to it, allowing access to the spine.
  • Fascia Incision The fascia is incised to expose the underlying structures, facilitating further dissection.
  • Subperiosteal Dissection A subperiosteal dissection is performed along the spinal process, lamina, both transverse processes, and rib head of the vertebral segment as needed, providing access to the vertebra.
  • Bone Resection A wedge of bone is resected, which may include portions of the supraspinatus and infraspinatus ligaments and spinous processes, to create the necessary gap for realignment.
  • Manual Pressure Application The patient is carefully repositioned, and manual pressure is applied at the osteotomy site until the opposing ligaments tear, ensuring that nerve roots and other vital structures are visualized and protected during this manipulation.
  • Closure of Bony Gap Once the bony gap created by the wedge resection has been closed, stabilization methods such as bone grafts and/or spinal instrumentation may be utilized.
  • Immobilization A body cast or jacket is applied as needed to immobilize the spine and support the healing process.

3. Post-Procedure

Post-procedure care following a spinal osteotomy is crucial for recovery and may include monitoring for complications, managing pain, and ensuring proper immobilization of the spine. Patients may require a period of rehabilitation to regain strength and mobility. The application of a body cast or jacket is often necessary to maintain spinal stability during the healing process. Follow-up appointments will be essential to assess the healing of the osteotomy site and the overall alignment of the spine. Any signs of complications, such as infection or improper healing, should be promptly addressed by the healthcare provider.

Short Descr INCIS ADDL SPINE SEGMENT
Medium Descr OSTEOT SPI PST/PSTLAT APPR 1 VRT SGM EA VRT SGM
Long Descr Osteotomy of spine, posterior or posterolateral approach, 1 vertebral segment; each additional vertebral segment (List separately in addition to primary procedure)
Status Code Active Code
Global Days ZZZ - Code Related to Another Service
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 0 - No 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) 1 - Co-surgeons could be paid, though supporting documentation is required...
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
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 6
CCS Clinical Classification 142 - Partial excision bone

This is an add-on code that must be used in conjunction with one of these primary codes.

22210 MPFS Status: Active Code APC C Physician Quality Reporting CPT Assistant Article Osteotomy of spine, posterior or posterolateral approach, 1 vertebral segment; cervical
22212 MPFS Status: Active Code APC C CPT Assistant Article Osteotomy of spine, posterior or posterolateral approach, 1 vertebral segment; thoracic
22214 MPFS Status: Active Code APC C Physician Quality Reporting CPT Assistant Article Osteotomy of spine, posterior or posterolateral approach, 1 vertebral segment; lumbar
AS Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery
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.
GC This service has been performed in part by a resident under the direction of a teaching physician
80 Assistant surgeon: surgical assistant services may be identified by adding modifier 80 to the usual procedure number(s).
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.
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.
82 Assistant surgeon (when qualified resident surgeon not available): the unavailability of a qualified resident surgeon is a prerequisite for use of modifier 82 appended to the usual procedure code number(s).
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.
76 Repeat procedure or service by same physician or other qualified health care professional: it may be necessary to indicate that a procedure or service was repeated by the same physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 76 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
79 Unrelated procedure or service by the same physician or other qualified health care professional during the postoperative period: the individual may need to indicate that the performance of a procedure or service during the postoperative period was unrelated to the original procedure. this circumstance may be reported by using modifier 79. (for repeat procedures on the same day, see modifier 76.)
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).
77 Repeat procedure by another physician or other qualified health care professional: it may be necessary to indicate that a basic procedure or service was repeated by another physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 77 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
78 Unplanned return to the operating/procedure room by the same physician or other qualified health care professional following initial procedure for a related procedure during the postoperative period: it may be necessary to indicate that another procedure was performed during the postoperative period of the initial procedure (unplanned procedure following initial procedure). when this procedure is related to the first, and requires the use of an operating/procedure room, it may be reported by adding modifier 78 to the related procedure. (for repeat procedures, see modifier 76.)
AQ Physician providing a service in an unlisted health professional shortage area (hpsa)
CC Procedure code change (use 'cc' when the procedure code submitted was changed either for administrative reasons or because an incorrect code was filed)
CR Catastrophe/disaster related
ET Emergency services
GW Service not related to the hospice patient's terminal condition
LT Left side (used to identify procedures performed on the left side of the body)
Date
Action
Notes
2013-01-01 Changed Short Descriptor changed.
2011-01-01 Changed Short description changed.
2010-01-01 Changed Code description changed.
1996-01-01 Added First appearance in code book in 1996.
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