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Billing code

Z908A — Ear debridement under general anaesthetic – unilateral

Ear debridement under general

Bill for ear debridement under general anaesthetic, with or without small perforation repair, when it is the only ear procedure, one side.

Watch for: Not for wax removal or without significant pathology; Z913 and G420 aren't payable with it.

Code

Z908A

Description

Ear debridement under general anaesthetic – unilateral

FHO+ basket

Not in the FHO+ base rate basket (Schedule 2 or 2B).

Effective date

Apr 1, 2026

Termination date

No end date

Explanation

Updated October 26, 2026

Ear debridement under general anaesthetic, with or without repair of a small perforation, when it is the only ear procedure. One side.

What it covers

Z908 is debridement under general anaesthetic, with or without repair of a small perforation, when it is the sole ear procedure(s), unilateral (Y16).

Debridement is under microscopy of mastoid cavities and/or ears with significant external or middle ear pathology, not for removal of cerumen (Y16).

Billing rules

• Only when it is the sole ear procedure performed (Y16).
• Not for cerumen, without significant pathology, or without a microscope (Y16).
• The other ear is paid at 85% of the listed fee (Y16).
• Z913 is not payable with Z908 (Y17).
• G420 ear syringing/debridement is not payable with Z906, Z907, Z908 or Z913 (Y16, J97).
• Surgical procedures on children under 16 get the age premium (10–30% by age) (GP64).

Common rejections

• ADH: OHIP describes this as 'Cannot be billed together': Z913 with Z908 (Y17).

Related codes: Z907, Z913, E323, G420

Source: Schedule of Benefits (July 1, 2026), Aural Surgical Procedures, Middle Ear, page Y16.

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