There are several types of social proof you can implement for your dental practice. First, get a website and build up your online presence. Next, generate customer reviews and embed them on your website. After that, add all professional affiliation badges on the site.
In addition to these:
Get video testimonials from happy customers.
Run referral programs to encourage customers to spread the word about your business.
Display your earned media.
Use influencers.
Become an industry thought leader.
Add review snippets to your search results.