E327Closure of mastoid fistula
AURAL SURGICAL PROCEDURES · MIDDLE EAR
$252.15What this reference tells you
E327 identifies the Ontario insured service described as “Closure of mastoid fistula.” The listed fee and rules are reference data; the clinical record must support the service actually performed.
Before using this code
Confirm the current Ministry publication, the patient and provider context, the date of service, and documentation supporting the claim. A searchable reference does not establish eligibility or guarantee payment.