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Official Description

Laminectomy, facetectomy and foraminotomy (unilateral or bilateral with decompression of spinal cord, cauda equina and/or nerve root[s], [eg, spinal or lateral recess stenosis]), single vertebral segment; each additional vertebral segment, cervical, thoracic, or lumbar (List separately in addition to code for primary procedure)

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

Laminectomy, also known as lamina excision, is a surgical procedure aimed at alleviating back pain and relieving pressure on the spinal cord, spinal nerve roots, and/or cauda equina. The lamina refers to the bony structure that forms the posterior aspect of the vertebral arch, which is crucial for protecting the spinal cord. During the procedure, a posterior skin incision is made over the affected area of the spine, allowing access to the lamina. The surrounding fat and muscle tissues are carefully retracted to expose the lamina, which is then excised. This excision also involves the removal of the paired ligaments, known as the ligamentum flavum, that connect the laminae of adjacent vertebrae. The surgical team inspects the superior and inferior articular facets and the pars interarticularis, which are important for the stability and movement of the spine. The procedure includes exploring the openings beneath the facet joints where spinal nerves exit, and bone is removed as necessary to decompress these nerve roots. The spinal canal is thoroughly examined, and the intervertebral foramen is enlarged to relieve pressure on the spinal cord. Additionally, any adhesions between the dura mater and the ligamentum flavum are lysed to facilitate better access to the nerve structures. The spinal nerve roots and/or cauda equina are meticulously dissected and freed within the intervertebral foramen to ensure optimal recovery and function. Finally, the surgical wound is closed in layers to promote healing. This procedure can be performed unilaterally or bilaterally and is reported with specific CPT codes depending on the location of the surgery, with additional segments being reported separately using CPT® Code 63048.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The laminectomy, facetectomy, and foraminotomy procedure is indicated for various conditions that cause compression of the spinal cord, cauda equina, or nerve roots. These indications include:

  • Spinal Stenosis - A narrowing of the spinal canal that can lead to pressure on the spinal cord and nerves.
  • Lateral Recess Stenosis - A specific type of spinal stenosis that occurs in the lateral recess of the spinal canal, affecting nerve root exit.
  • Herniated Discs - Displacement of intervertebral disc material that can compress nearby nerve structures.
  • Degenerative Disc Disease - Age-related changes in the intervertebral discs that can lead to nerve compression.
  • Spinal Tumors - Abnormal growths that can exert pressure on the spinal cord or nerve roots.

2. Procedure

The laminectomy, facetectomy, and foraminotomy procedure involves several critical steps to ensure effective decompression of the spinal structures. The procedure begins with the patient positioned appropriately, and a posterior skin incision is made over the targeted vertebral segment. This incision allows access to the lamina, which is the bony structure that needs to be excised. Once the incision is made, the overlying fat and muscle tissues are carefully retracted to expose the lamina. After exposing the lamina, the surgeon proceeds to excise it, which involves removing the bony arch of the vertebra. This step is crucial as it provides access to the underlying paired ligaments, known as the ligamentum flavum, which are also excised to facilitate further decompression. The surgeon inspects the superior and inferior articular facets and the pars interarticularis to assess any additional issues that may require attention. Next, the openings beneath the facet joints, where the spinal nerves emerge, are explored. Bone is removed as necessary to decompress the nerve roots effectively. The spinal canal is then exposed and thoroughly examined to identify any areas of compression. The intervertebral foramen, which is the passageway for spinal nerves, is enlarged to relieve pressure on the spinal cord. In cases where adhesions exist between the dura mater and the ligamentum flavum, these are lysed to improve access to the nerve structures. The spinal nerve roots and/or cauda equina are carefully dissected and freed within the intervertebral foramen to ensure they are not compressed. Finally, the surgical wound is closed in layers, ensuring proper healing and minimizing the risk of complications.

3. Post-Procedure

Post-procedure care following a laminectomy, facetectomy, and foraminotomy is essential for optimal recovery. Patients are typically monitored for any immediate complications, such as excessive bleeding or neurological deficits. Pain management is a critical component of post-operative care, and patients may be prescribed analgesics to manage discomfort. Physical therapy may be recommended to aid in rehabilitation and to strengthen the muscles supporting the spine. Patients are usually advised to avoid heavy lifting, twisting motions, and high-impact activities during the initial recovery phase. Follow-up appointments are necessary to assess the surgical site, monitor healing, and evaluate the effectiveness of the procedure in alleviating symptoms. Overall, the recovery process can vary depending on the individual and the extent of the surgery performed.

Short Descr LAM FACETEC &FORAMOT EA ADDL
Medium Descr LAM FACETECTOMY&FORAMOT 1 VRT SGM EA ADDL SGM
Long Descr Laminectomy, facetectomy and foraminotomy (unilateral or bilateral with decompression of spinal cord, cauda equina and/or nerve root[s], [eg, spinal or lateral recess stenosis]), single vertebral segment; each additional vertebral segment, cervical, thoracic, or lumbar (List separately in addition to code for 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) 2 - Co-surgeons permitted and no documentation required if the two- specialty requirement is met.
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Items and Services Packaged into APC Rates
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P1F - Major procedure - explor/decompr/excis disc
MUE 5
CCS Clinical Classification 3 - Laminectomy, excision intervertebral disc

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

63045 MPFS Status: Active Code APC J1 ASC G2 Physician Quality Reporting CPT Assistant Article Laminectomy, facetectomy and foraminotomy (unilateral or bilateral with decompression of spinal cord, cauda equina and/or nerve root[s], [eg, spinal or lateral recess stenosis]), single vertebral segment; cervical
63046 MPFS Status: Active Code APC J1 ASC G2 Physician Quality Reporting Laminectomy, facetectomy and foraminotomy (unilateral or bilateral with decompression of spinal cord, cauda equina and/or nerve root[s], [eg, spinal or lateral recess stenosis]), single vertebral segment; thoracic
63047 MPFS Status: Active Code APC J1 ASC G2 Physician Quality Reporting CPT Assistant Article Laminectomy, facetectomy and foraminotomy (unilateral or bilateral with decompression of spinal cord, cauda equina and/or nerve root[s], [eg, spinal or lateral recess stenosis]), single 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).
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).
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.
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
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.
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.)
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.)
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.
AQ Physician providing a service in an unlisted health professional shortage area (hpsa)
SG Ambulatory surgical center (asc) facility service
52 Reduced services: under certain circumstances a service or procedure is partially reduced or eliminated at the discretion of the physician or other qualified health care professional. under these circumstances the service provided can be identified by its usual procedure number and the addition of modifier 52, signifying that the service is reduced. this provides a means of reporting reduced services without disturbing the identification of the basic service. note: for hospital outpatient reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well-being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
CR Catastrophe/disaster related
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).
X4 Episodic/focused services: for reporting services by clinicians who provide focused care on particular types of treatment limited to a defined period and circumstance; the patient has a problem, acute or chronic, that will be treated with surgery, radiation, or some other type of generally time-limited intervention; reporting clinician service examples include but are not limited to, the orthopedic surgeon performing a knee replacement and seeing the patient through the postoperative period
81 Minimum assistant surgeon: minimum surgical assistant services are identified by adding modifier 81 to the usual procedure number.
XE Separate encounter, a service that is distinct because it occurred during a separate encounter
LT Left side (used to identify procedures performed on the left side of the body)
PD Diagnostic or related non diagnostic item or service provided in a wholly owned or operated entity to a patient who is admitted as an inpatient within 3 days
RT Right side (used to identify procedures performed on the right side of the body)
50 Bilateral procedure: unless otherwise identified in the listings, bilateral procedures that are performed at the same session, should be identified by adding modifier 50 to the appropriate 5 digit code. note: this modifier should not be appended to designated "add-on" codes (see appendix d).
53 Discontinued procedure: under certain circumstances, the physician or other qualified health care professional may elect to terminate a surgical or diagnostic procedure. due to extenuating circumstances or those that threaten the well being of the patient, it may be necessary to indicate that a surgical or diagnostic procedure was started but discontinued. this circumstance may be reported by adding modifier 53 to the code reported by the individual for the discontinued procedure. note: this modifier is not used to report the elective cancellation of a procedure prior to the patient's anesthesia induction and/or surgical preparation in the operating suite. for outpatient hospital/ambulatory surgery center (asc) reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
66 Surgical team: under some circumstances, highly complex procedures (requiring the concomitant services of several physicians or other qualified health care professionals, often of different specialties, plus other highly skilled, specially trained personnel, various types of complex equipment) are carried out under the "surgical team" concept. such circumstances may be identified by each participating individual with the addition of modifier 66 to the basic procedure number used for reporting services.
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.
93 Synchronous telemedicine service rendered via telephone or other real-time interactive audio-only telecommunications system : synchronous telemedicine service is defined as a real-time interaction between a physician or other qualified health care professional and a patient who is located away at a distant site from the physician or other qualified health care professional. the totality of the communication of information exchanged between the physician or other qualified health care professional and the patient during the course of the synchronous telemedicine service must be of an amount and nature that is sufficient to meet the key components and/or requirements of the same service when rendered via a face-to-face interaction.
CC Procedure code change (use 'cc' when the procedure code submitted was changed either for administrative reasons or because an incorrect code was filed)
ET Emergency services
GF Non-physician (e.g. nurse practitioner (np), certified registered nurse anesthetist (crna), certified registered nurse (crn), clinical nurse specialist (cns), physician assistant (pa)) services in a critical access hospital
GJ "opt out" physician or practitioner emergency or urgent service
GV Attending physician not employed or paid under arrangement by the patient's hospice provider
GW Service not related to the hospice patient's terminal condition
GY Item or service statutorily excluded, does not meet the definition of any medicare benefit or, for non-medicare insurers, is not a contract benefit
GZ Item or service expected to be denied as not reasonable and necessary
KX Requirements specified in the medical policy have been met
PO Excepted service provided at an off-campus, outpatient, provider-based department of a hospital
PT Colorectal cancer screening test; converted to diagnostic test or other procedure
Q1 Routine clinical service provided in a clinical research study that is in an approved clinical research study
Q6 Service furnished under a fee-for-time compensation arrangement by a substitute physician or by a substitute physical therapist furnishing outpatient physical therapy services in a health professional shortage area, a medically underserved area, or a rural area
SA Nurse practitioner rendering service in collaboration with a physician
ST Related to trauma or injury
U7 Medicaid level of care 7, as defined by each state
X2 Continuous/focused services: for reporting services by clinicians whose expertise is needed for the ongoing management of a chronic disease or a condition that needs to be managed and followed with no planned endpoint to the relationship; reporting clinician service examples include but are not limited to: a rheumatologist taking care of the patient's rheumatoid arthritis longitudinally but not providing general primary care services
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2022-01-01 Changed Code description changed.
2013-01-01 Changed Medium Descriptor changed.
2008-01-01 Changed Code description changed.
Pre-1990 Added Code added.
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