E366

Each additional disc level fused, to E365

Fee

ComponentValue
Provider fee$153.00
Schedule and sources
Fee edition
October 1, 2026
Record effective
2025-04-01
Schedule edition
July 22, 2026; effective July 1, 2026
Official files

PDF page 788 / Z4

- each additional disc level fused, to E365................... add 153.00

PDF page 788 / Z4

- each additional disc level fused, to E365................... add 153.00

PDF page 789 / Z5

- each additional disc level fused, to N516................... add 153.00

PDF page 789 / Z5

- each additional disc level fused, to N517................... add 153.00

PDF page 789 / Z5

- each additional disc level fused, to N518................... add 153.00

PDF page 789 / Z5

- each additional disc level fused, to N559................... add 153.00

PDF page 789 / Z5

- each additional disc level fused, to N580................... add 153.00

PDF page 791 / Z7

- each additional disc level fused except fusion to occiput or fusion of cervico-thoracic junction, to E384 or E370.. add 153.00

PDF page 791 / Z7

- each additional disc level fused except fusion to occiput or fusion of cervico-thoracic junction, to N528 or N513 . add 153.00

PDF page 791 / Z7

- each additional disc level fused, to E370................... add 153.00

PDF page 792 / Z8

- each additional disc level fused, to N513................... add 153.00

PDF page 793 / Z9

- each additional level fused except fusion to occiput or fusion of cervico-thoracic junction, to N532 or N515 . add 153.00

PDF page 793 / Z9

- each additional disc level fused, to N582................... add 153.00
Passages mentioning E366

PDF page 791 / Z7

SPINAL SURGICAL PROCEDURES
 POSTERIOR SPINAL ARTHRODESIS FOLLOWING DECOMPRESSION OR OSTEOTOMY
                                                    Asst    Surg  Anae
    All levels
# E378     - 3D stereotactic spinal procedure ............................... add             510.00
# E379     - 2D stereotactic spinal procedure ............................... add             510.00
    Cervical, Thoracic & Lumbar … without instrumentation
# E369    - one disc level, to N509, N510, N520, N511 or N512 . add                           255.00
# E364    - each additional disc level fused, to E369................... add                  102.00
    Cervical … with instrumentation - by same surgeon
# E384    - C1/C2 screw fixation (transarticular, pedicle, lateral mass),
            to N509, N510, N560, N561or N572 ......................... add                   1020.00
# E370    - one disc level - below C2, to N509, N510, N572, N574,
            N575, N576, N560 or N561 ....................................... add              880.15
# E371    - fusion to occiput, to E384........................................... add         816.00
# E366         - each additional disc level fused except fusion to occiput or
                 fusion of cervico-thoracic junction, to E384 or E370.. add                   153.00
# E377         - cervico-thoracic junction, to N509, N510, E370, N572,
                 N574, N560 or N561 .................................................. add    255.00
         Note:
         Submit claims for levels fused in addition to E384 or E370 using one of E366, E371 or E377 as
         appropriate.
         [Commentary:
         E370 will be reduced to E366 if claimed with E384.]

PDF page 791 / Z7

Cervical … with instrumentation - by separate surgeon
# N528 C1/C2 screw fixation (transarticular, pedicle, lateral mass) ....                     1020.00
# E371 fusion to occiput, to N528 ................................................. add       816.00
# N513 One disc level - below C2 .......................................................        867.00
# E366    - each additional disc level fused except fusion to occiput or
            fusion of cervico-thoracic junction, to N528 or N513 . add                          153.00
# E377    - cervico-thoracic junction, to N513, N572, N574, N560 or
            N561 .......................................................................... add 255.00
      Note:
      Submit claims for levels fused in addition to N528 or N513 using one of E366, E371, or E377
      as appropriate.
         [Commentary:
         N513 will be reduced to E366 if claimed with N528.]

PDF page 792 / Z8

SPINAL SURGICAL PROCEDURES
POSTERIOR SPINAL ARTHRODESIS FOLLOWING DECOMPRESSION OR OSTEOTOMY
                                                   Asst    Surg  Anae
    Thoracic & Lumbar … with instrumentation - by separate surgeon
# N513 One disc level .........................................................................          867.00
# E366   - each additional disc level fused, to N513................... add                              153.00
# E387   - spinopelvic fixation with iliac or S2 alar-iliac screws, to
           N513 .......................................................................... add           300.00
    Posterior Interbody Arthrodesis or Nuclear Replacement
# E372    - one disc level, to N509, N510, N511, N512 or N513 . add                                      510.00
# E376    - each additional disc level stabilized, to E372............. add                              255.00
      Payment rules:
      1.E372 includes discectomy.
        2.Posterior interbody arthrodesis includes insertion of cage or structural bone graft.
        3.Insertion of morselized bone graft alone following discectomy is not eligible for payment as
          E372 or E376.
        4.E372 and E376 are not eligible for payment with N540 or E389 at the same spinal level.
        [Commentary:
        L5-S1 fusion does not constitute spinopelvic fixation.]

PDF page 793 / Z9

Cervical & Thoracic … without instrumentation
# N519 C1/C2 fusion using graft/posterior wires.................................         8 612.00 10
# N514 One disc level - below C2 ....................................................... 7 408.00 10
# E364     - each additional disc level fused, to N514 or N519..... add                    102.00
      Note:
      1.N519 is not eligible for payment when rendered with any other fusion procedure at the same
        level.
         2.Submit claims for levels fused in addition to N519 using E364.
         [Commentary:
         N514 will be reduced to E364 if claimed with N519.]
    Lumbar … without instrumentation
# N581 One disc level ......................................................................... 7  408.00 10
# E364    - each additional disc level fused, to N581................... add                       102.00
    Cervical & Thoracic … with instrumentation
# N532 C1/C2 screw fixation (transarticular, pedicle, lateral mass) ....                        9 1224.00 11
# N515 One disc level - below C2 .......................................................        9 1020.00 11
# E366    - each additional level fused except fusion to occiput or
            fusion of cervico-thoracic junction, to N532 or N515 . add                             153.00
# E371    - fusion to occiput, to N532 .......................................... add              816.00
# E377    - cervico-thoracic junction, to N515 or N572 ................ add                        255.00
      Note:
      Submit claims for levels fused in addition to N532 or N515 using one of E366, E371, or E377
      as appropriate.
         [Commentary:
         N515 will be reduced to E366 if claimed with N532.]
    Lumbar … with instrumentation
# N582 One disc level .........................................................................    9     1020.00    15
# E366   - each additional disc level fused, to N582................... add                               153.00
# E387   - spinopelvic fixation with iliac or S2 alar-iliac screws, to
           N582 .......................................................................... add            300.00
# N533 Pars reconstruction for spondylolysis .....................................                 9     1020.00    11
Fee master record

Master, record 1108. Record Layout PDF, page 1.

E36620250401999999990000153000000000000000000000000000000000000000000000000

Auxiliary master fields are preserved as raw scaled values. The linked layout calls them zero-filled, but this edition contains non-zero values. They are not presented as final dollar fees or PDF units.

FieldRaw / scale 10,000
provider00001530000 / 153
assistant00000000000 / 0
specialist00000000000 / 0
anaesthetist00000000000 / 0
non anaesthetist00000000000 / 0
Explanation

AI-generated. Unreviewed.

This listing covers each additional disc level fused with instrumentation. It appears under several cervical, thoracic, lumbar, and posterior spinal arthrodesis headings.

Watch out for

Applies to each additional level as listed to the named codes, and the posterior listing excludes fusion to occiput or fusion of cervico-thoracic junction.

Related codes

Sources and updates
Fee master effective October 1, 2026Schedule effective July 1, 2026Source versions and changes
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