By The No BS Med Spa Reviews Editorial Team · Updated 2026-05-19
Mercer Island, WA has 70 medical spas offering Botox, dermal fillers, laser treatments, body contouring, weight loss programs, and more. The average med spa in Mercer Island holds a 4.77/5 rating across 3,940 aggregated patient reviews. Rankings on this page use a transparent priority score (rating × ln(review_count + 1)) — no paid placement in organic results.
Ranked by priority score (rating × log review count). All listings are unpaid.
How we ranked these: Priority score = rating × ln(reviews + 1). No spa paid to appear in this list. We evaluated 70 spas in Mercer Island against 8 data points. Read our methodology →
12826 SE 40th Ln #101
★ 5 · 214
2022 Bellevue Square
★ 4.7 · 240
★ 4.9 · 169
2835 82nd Ave SE UNIT 210
★ 4.6 · 215
★ 4.9 · 149
3888 NW Randall Way Suite 203
★ 5 · 129
10845 Main St
★ 4.9 · 140
7800 SE 27th St suite 100
★ 4.9 · 135
3003 80th Ave SE
★ 4.6 · 169
4122 Factoria Blvd SE # 201
★ 4.8 · 135
7605 SE 27th St #110
★ 4.6 · 154
10129 Main St #106B
★ 5 · 101
606 120th Ave NE Suite D104
★ 4.9 · 111
8435 SE 68th St #118
★ 4.3 · 213
12600 SE 38th St #130
★ 4.7 · 132
12400 SE 38th St Suite 201, 202, 203
★ 4.8 · 107
7650 SE 27th St #130
★ 5 · 83
10047 Main St Ste 103
★ 5 · 68
10708 Main St Suite 200B
★ 5 · 64
14700 NE 8th St #200
★ 5 · 62
13393 Newcastle Commons Dr
★ 4.9 · 63
7650 SE 27th St #134
★ 4.8 · 68
3236 78th Ave SE
★ 4.4 · 85
15600 NE 8th St A - 8
★ 4.8 · 57
825 Bellevue Way NE
★ 4.9 · 51
10537 Main St
★ 5 · 43
909 112th Ave NE Suite 105 Studio 20
★ 4.9 · 45
7900 SE 28th St Suite 216
★ 5 · 37
★ 4.8 · 43
3300 E Union St
★ 4.8 · 39
16400 Southcenter Pkwy Suite 309
★ 5 · 29
1020 108th Ave NE Suite 200, Unit 23
★ 4.9 · 31
127 Bellevue Way SE Suite 102
★ 4.6 · 37
15015 Main St STE 106
★ 5 · 27
12001 NE 12th St #82
★ 5 · 27
8425 SE 68th St Suite 112
★ 4 · 58
1800 NE 44th St #240
★ 4.6 · 33
606 120th Ave NE suite d 204
★ 5 · 24
2703 76th Ave SE
★ 5 · 23
13401 NE Bel Red Rd Ste A3
★ 5 · 23
7605 SE 27th St #153
★ 4.6 · 25
7605 SE 27th St #106
★ 5 · 19
12600 SE 38th St Ste. 240
★ 5 · 18
7650 SE 27th St
★ 5 · 17
606 120th Ave NE
★ 5 · 17
7858 SE 28th St #A110
★ 3.3 · 75
7605 SE 27th St #103
★ 4.5 · 19
909 112th Ave NE suite 105 Salon 20
★ 5 · 13
2729 78th Ave SE
★ 5 · 11
16301 NE 8th St #241
★ 5 · 10
7853 SE 27th St Suite #284
★ 5 · 9
2558 76th Ave SE #140
★ 4.6 · 10
★ 5 · 8
7683 SE 27th St #144
★ 5 · 8
3035 Island Crest Way #112
★ 4.5 · 8
100 Bellevue Square
★ 5 · 6
7513 SE 27th St Suite A
★ 5 · 6
6511 82nd Ave SE
★ 5 · 5
7853 SE 27th St Suite #284
★ 5 · 4
8501 SE 68th St
★ 5 · 4
8015 SE 28th St Suite 310
★ 5 · 3
3011 78th Ave SE
★ 5 · 3
3010 77th Ave SE
★ 3.7 · 3
3208 Shorewood Dr
★ 3.7 · 3
★ 5 · 1
7810 SE 30th St
★ 3 · 2
3604 86th Ave SE
8862 SE 37th St
1300 Bronson Way N
14700 NE 8th St
Local pricing and providers for each treatment.
There are 70 medical spas in Mercer Island, WA, averaging 4.77/5 across 3,940 patient reviews. Of those, 62 hold ratings of 4.0 stars or higher — a sign that the Mercer Island market skews toward well-established providers with consistent patient outcomes.
Neighborhoods like Downtown Mercer Island concentrate higher-end injectable and laser providers, while outlying areas of Mercer Island tend to offer broader wellness menus (IV therapy, GLP-1 programs, body contouring) at more accessible price points. MIYA Aesthetics & Wellness currently leads the city by priority score with a 5 rating across 214 reviews.
Compared with national benchmarks, Mercer Island pricing for popular treatments tracks the local cost-of-living index, meaning Botox, fillers, and laser hair removal can swing 20–50% above or below the national midpoint depending on the specific neighborhood and provider tier.
Botox in Mercer Island typically costs $10–$25 per unit. A full forehead treatment uses 20–50 units, so the total cost is usually $200–$1250 per session, depending on provider experience, injector credentials, and the specific neighborhood within Mercer Island, WA. Most med spas offer per-unit pricing transparently; watch out for "per area" quotes that can obscure your final cost.
MIYA Aesthetics & Wellness is the top-rated medical spa in Mercer Island, WA with a 5/5 rating across 214 verified patient reviews. Rankings on No BS Med Spa Reviews use a transparent priority score (rating × ln(review_count + 1)), so a clinic must combine strong ratings with meaningful review volume to reach the top. View MIYA Aesthetics & Wellness →
Mercer Island, WA has 70 medical spas listed in No BS Med Spa Reviews. Together they hold 3,940 aggregated patient reviews with an average rating of 4.77 / 5.
| Treatment | Typical Cost | Unit | National Avg. |
|---|---|---|---|
| Botox in Mercer Island | $10–$25 | per unit | $10–$25 |
| Dermal Fillers in Mercer Island | $600–$1,500 | per syringe | $600–$1,500 |
| Laser Hair Removal in Mercer Island | $100–$600 | per session | $100–$600 |
| HydraFacial in Mercer Island | $150–$350 | per treatment | $150–$350 |
| Microneedling in Mercer Island | $250–$700 | per session | $250–$700 |
| Chemical Peels in Mercer Island | $150–$800 | per session | $150–$800 |
| Body Contouring in Mercer Island | $600–$4,000 | per treatment area | $600–$4,000 |
| CoolSculpting in Mercer Island | $750–$1,500 | per applicator | $750–$1,500 |
Prices are typical local ranges based on cost-of-living adjustment vs. national averages. Final pricing varies by provider experience, product brand, and quantity.
Med spa density in Mercer Island, WAis highest in these neighborhoods, which cluster the city's injectable, laser, and skincare providers.
Tell us what treatment you're interested in and we'll match you with 3-5 verified Mercer Island med spas. Free, no obligation.
Get Free Quotes →We evaluated 8 data points across 70 medical spas in Mercer Island. No spa paid to appear in our rankings.
Read our research methodology →Mercer Island, WA has 70 medical spas listed in No BS Med Spa Reviews, with 3,940 aggregated patient reviews and an average rating of 4.77 out of 5 stars.
MIYA Aesthetics & Wellness is the highest-ranked medical spa in Mercer Island by our priority score, with 5/5 rating and 214 reviews.
Most med spas in Mercer Island offer Botox, dermal fillers, laser hair removal, HydraFacial, microneedling, chemical peels, and body contouring. Some specialize in weight loss / GLP-1 programs (semaglutide, tirzepatide) and IV therapy.
Botox in Mercer Island typically costs $10–$25 per unit, depending on provider experience and metro area. A full forehead treatment uses 20–50 units, so total cost is usually $200–$1,250 per session.
Open this listing in your favorite AI tool to get a summary or compare with other providers. Each link is pre-formatted with the right prompt.
Methodology: Provider data is sourced from public business records and continuously verified. Rankings use the priority score formula: rating × ln(review_count + 1). Industry context is informed by the AMSA State of the Industry 2025 and ASPS annual procedural statistics. No paid placement in organic results.
See methodology · how we rank · how we verify