Top-Rated Med Spas in Mercer Island
42 medical spas rated 4.5★ or higher in Mercer Island average 4.7 stars across 2,190 verified Google reviews. Ranked by Google rating and review volume. Compare providers, read reviews, and book a consultation. Updated August 2026.
Directory snapshot generated
7800 SE 27th St suite 100, Mercer Island, WA
Med Spa · 134 reviews
12600 SE 38th St Ste. 240, Mercer Island, WA
Med Spa · 18 reviews
2558 76th Ave SE #140, Mercer Island, WA
Med Spa · 10 reviews
Frequently Asked Questions
What is the highest-rated med spa in Mercer Island?+
The top of this list is the highest Google-rated medical spa in Mercer Island. We rank 42 providers rated 4.5 stars or higher by rating and review volume, so the most consistently reviewed top performers appear first.
How are these Mercer Island med spas ranked?+
Providers are filtered to those rated 4.5★ and above. Paid Premium and Enterprise listings appear first in a labeled Sponsored section; remaining listings follow by Google rating. Paid placement is not a clinical endorsement.
How many top-rated med spas are in Mercer Island?+
Mercer Island has 42 medical spas rated 4.5 stars or higher (city average 4.7★). Compare them by rating, reviews, and treatments offered to find the best fit.
Are these med spas verified?+
Listings show real Google ratings and review counts. Compare each provider's reviews, treatments, and pricing, and book a consultation directly to confirm they meet your needs.