Z821Injection of diagnostic or therapeutic agent into shunt apparatus
NEUROLOGICAL SURGICAL PROCEDURES · CSF SHUNTING PROCEDURES
$53.10What this reference tells you
Z821 identifies the Ontario insured service described as “Injection of diagnostic or therapeutic agent into shunt apparatus.” 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.