J303Extra pulmonary airways resistance by plethysmography
PULMONARY FUNCTION STUDIES · OTHER TERMS AND DEFINITIONS
No listed feeWhat this reference tells you
J303 identifies the Ontario insured service described as “Extra pulmonary airways resistance by plethysmography.” 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.