First: dental searches are almost exclusively local. Nobody flies across the country for a check-up. This means local SEO has an unusually direct line between ranking improvement and new patient bookings — more so than almost any other service business.
Second: dental patients are repeat customers. A new patient acquired through local search becomes a source of annual check-up revenue, treatment revenue, and referrals over years. The lifetime value of a single map pack ranking far exceeds what most practices calculate when they consider their marketing ROI.
Third: review velocity compounds. Dental practices have an inherent structural advantage for review acquisition — patients come back regularly, the relationship is personal, and satisfaction after a smooth treatment experience is high. A systematic review acquisition process turns this into a compounding ranking signal that competitors without a process struggle to match.