Best Med Spas in Mercer Island

There are 75 medical spas in Mercer Island with an average Google rating of 4.8 stars. Medical Spa Locator helps you compare providers, read reviews, and book consultations.

The most popular treatments at Mercer Island med spas include Botox, dermal fillers, laser hair removal, chemical peels, microneedling, and body contouring. Many providers also offer facials, PRP therapy, and CoolSculpting.

When choosing a med spa in Mercer Island, look for listings with high Google ratings, read patient reviews, check that practitioners are licensed, and compare treatment options and pricing. Medical Spa Locator makes it easy to compare all providers side by side.

Botox in Mercer Island typically costs $10–15 per unit, with most treatments using 20–60 units ($200–$900 total). Prices vary by provider experience and location. Many med spas in Mercer Island offer new patient specials and loyalty programs.

Many med spas in Mercer Island offer complimentary consultations for new patients. This is a great opportunity to discuss your treatment goals, receive a personalized plan, and compare pricing before committing to a provider.

Your first visit typically includes a consultation with a licensed provider who will assess your skin, discuss goals, and recommend treatments. Most consultations take 15–30 minutes. Bring a list of current medications and skincare products for the best experience.

Botox is often recommended for first-time patients because results are temporary (3–4 months), require minimal downtime, and deliver visible improvements for lines and wrinkles. Dermal fillers are a great complement for volume loss. Many Mercer Island providers offer combination treatments with a personalized assessment during your consultation.

Semaglutide (Ozempic/Wegovy) and tirzepatide (Mounjaro/Zepbound) injections are the fastest-growing med spa treatments in Mercer Island in 2025–2026. These GLP-1 medications produce 15–20% average body weight reduction and are offered by many medical weight loss programs at Mercer Island med spas. Costs typically range from $299–$599/month for compounded versions.

Yes — medical spas in Mercer Island must operate under a licensed physician or medical director and comply with state regulations. All providers on Medical Spa Locator have been verified as active businesses. When booking, confirm your injector's credentials (RN, NP, PA, or MD) and ask about their training and experience with specific treatments.

Morpheus8 is a radiofrequency microneedling device that remodels collagen in the face and body, reducing wrinkles, tightening skin, and improving texture. It's one of the fastest-growing treatments in Mercer Island with little downtime compared to surgical alternatives. Results typically appear 3–4 weeks after treatment and continue improving for up to 3 months.