N166two surgeons, lesser portion
NEUROLOGICAL SURGICAL PROCEDURES · SKULL
$345.35What this reference tells you
N166 identifies the Ontario insured service described as “two surgeons, lesser portion.” 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.