N189Ulnar nerve transposition at elbow - may include exploration, decompression and/or neurolysis
MUSCULOSKELETAL SYSTEM SURGICAL PROCEDURES · DECOMPRESSION/DENERVATION
$368.55What this reference tells you
N189 identifies the Ontario insured service described as “Ulnar nerve transposition at elbow - may include exploration, decompression and/or neurolysis.” The listed fee and rules are reference data; the clinical record must support the service actually performed.
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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.