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R891 – Two Surgeon - ascending aorta – second surgeon

OHIP Cardiovascular Surgical Procedures Code — CARDIOVASCULAR SURGICAL PROCEDURES · Schedule of Benefits

Thoracic aorta aneurysm - repair or excision with graft; ascending aorta – second surgeon. This code is used when two surgeons are required to perform the repair or excision of an ascending thoracic aorta aneurysm using a graft.
The procedure must involve the repair or excision of an ascending thoracic aorta aneurysm with a graft.
The use of two surgeons must be medically necessary and documented in the operative report.

The assistant fee for R891 is listed as 'nil' because the second surgeon's fee is intended to cover their entire surgical contribution.

If a third physician is required as an assistant, they bill R890B (18 basic units plus time).

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