Fee
| Component | Value |
|---|---|
| Provider fee | $1,364.05 |
| Assistant, listing; PDF p. 754 | 15 basic units |
| Anaesthesia, listing; PDF p. 754 | 15 basic units |
Schedule and sources
- Fee edition
- October 1, 2026
- Record effective
- 2026-04-01
- Schedule edition
- July 22, 2026; effective July 1, 2026
- Official files
- Fee masterSchedule PDFOntario source page
Extracranial-intracranial microvascular anastomosis superficial temporal artery ................................................................... 15 1364.05 15
Passages mentioning N218
NEUROLOGICAL SURGICAL PROCEDURES
CRANIAL
Asst Surg Anae
# E908 - removal of intracerebral and/or subdural haematoma in
conjunction with a ruptured intracranial aneurysm or
arteriovenous malformation, to N106 or N155 ........... add 304.30
# N218 Extracranial-intracranial microvascular anastomosis superficial
temporal artery ................................................................... 15 1364.05 15
# N156 Occipital artery........................................................................ 15 1229.55 15
# E904 - posterior fossa ........................................................... add 241.00
# N121 Extracranial-intracranial long venous bypass (from internal
carotid in the neck or any of the trunk vessels in the neck or
chest to a major intracerebral vessel, i.e. vertebral, internal
carotid, middle cerebral)..................................................... 15 1711.40 15
Carotid-cavernous fistula
# N108 Obliteration of intracranial dural arteriovenous fistula (including
carotid cavernous fistula) to include craniotomy and
combined cervical and intracranial procedure .................... 15 1229.55 15
INTRACRANIAL ENDOVASCULAR SURGERY
Intracranial aneurysm repair
Endovascular approaches
# N122 Anterior circulation .................................................................. 15 2302.30 20
# N125 Posterior circulation, including vein of Galen.......................... 15 2302.30 20
# E894 - aneurysm greater than 2.5 cm, to N122 or N125....... add 229.55
# E989 - balloon assistance or balloon standby, to N122 or N125
................................................................................... add 300.00
# E990 - stent assistance, to N122 or N125............................. add 400.00
# E991 - flow-diverter or intra-saccular device deployment, to N122
or N125 ...................................................................... add 700.00
Payment rules:
1.N122 and N125 are comprehensive intracranial endovascular management services
including endovascular treatment of all intracranial aneurysm pathology in the anatomic area
described.
2.N122 and N125 include catheter placement, angiography and any image guidance.
Obtaining and interpreting any images in conjunction with N122 and N125 are not eligible for
payment to any physician.
3.No ‘N’-prefix services other than N122 and N125 are eligible for payment during the same
operative session.
4.E989, E990, and E991 are payable once per eligible fee code per operative session. These
fee codes are not payable per vessel or per device (even if multiple devices are used in the
same category)
5.E991 is not eligible for payment for liquid embolic agents, coil embolization or stent-assisted
coiling
[Commentary:
1.“Intra-saccular devices” refer to endovascular implants designed to be deployed within the
aneurysm sac to achieve in-saccular flow disruption or occlusion (e.g., WEB, Artisse).Fee master record
Master, record 3797. Record Layout PDF, page 1.
N21820260401999999990001364050000001936500000000000000000239400000002394000
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.
| Field | Raw / scale 10,000 |
|---|---|
| provider | 00013640500 / 1364.05 |
| assistant | 00001936500 / 193.65 |
| specialist | 00000000000 / 0 |
| anaesthetist | 00002394000 / 239.4 |
| non anaesthetist | 00002394000 / 239.4 |
Explanation
AI-generated. Unreviewed.
Under Neurological Surgical Procedures, this listing is for an extracranial-intracranial microvascular anastomosis of the superficial temporal artery.
Watch out for
superficial temporal artery
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