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Billing code

M012A — Septoplasty

Nasal septum repair

Bill M012 for septoplasty, the surgical reconstruction of the nasal septum; endoscopic septoplasty is billed as Z351 instead.

Watch for: Add E642 for an external approach and E840 when a septal perforation is repaired at the same time.

Code

M012A

Description

Septoplasty

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

Septoplasty: surgical reconstruction of the nasal septum.

What it covers

M012 is septoplasty, listed under nasal reconstruction (P3). Endoscopic septoplasty has its own code, Z351 (P6).

Partial septorhinoplasty (M013) and septorhinoplasty (M014) are separate codes that need written prior authorization from a Ministry medical consultant (P3).

Billing rules

• Add E642 when done by external approach with transverse columellar and rim incisions and elevation of a nasal tip skin flap (P3).
• Add E840 when a septal perforation is repaired at the same time (P3).
• More than one procedure under the same anaesthetic: 100% for the major procedure and 85% for the others, including bilateral procedures, unless the Schedule says otherwise (SP2).
• Surgical procedures on children under 16 get the age premium (10–30% by age) (GP64).

Often billed with

• E642 external approach (P3).
• E840 repair of septal perforation (P3).
• Z302 turbinate reduction, under the multiple-procedure rule (SP2).

Related codes: Z351, M013, M014, E642, E840, Z302

Source: Schedule of Benefits (July 1, 2026), Respiratory Surgical Procedures, Nose, page P3.

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