“(1) This Part applies to a person who—
“Subsection (2) sets out the matters in relation to which the person has a right of review. Subsection (3) sets out the circumstances in which the person does not have a right of review.
“(3) A person to whom this Part applies has no right to a review if, in relation to the matter sought to be reviewed,—
“(a) The person has a right of review, or rights of review, provided, or provided for, by the regional health authority—