We asked ChatGPT, Gemini, Perplexity and Claude 27,812 real healthcare questions and read every brand they named. The full 16-page report: the leaderboards, the first-party lever, and the methodology behind every number.
✓The brand AI names first in every category, ranked
✓Why 61–87% of what AI cites is the brand’s own website
✓How the four assistants disagree — and what it costs you
✓Per-category leaders, gaps, and the lever to pull
✓Full methodology and how to cite the figures