Zocdoc has integrated real-time appointment availability for its two-hundred-thousand-plus provider network directly into Google Gemini's answer interface. Users can mention Zocdoc in a Gemini prompt and book appointments filtered by specialty, location, insurance coverage, and availability — without visiting Zocdoc's own application. Providers surface by relevance, not paid placement. The integration represents the first major healthcare marketplace to route bookings natively through a generative answer engine, eliminating the click-through step that has been the fundamental commercial mechanism of search-based customer acquisition for two decades. For brands in any category whose revenue model depends on attracting users from a search results page to a destination site: this integration is a working demonstration of the scenario in which that model is bypassed entirely. The question it poses — whether your brand is present, in machine-readable form, inside the answer engine that your customers are using to complete transactions — is the central question of AI Visibility strategy, no longer in theoretical terms but in the form of a live competitor.