By The No BS Med Spa Reviews Editorial Team · Updated 2026-05-19
Syosset, NY has 3 medical spas offering Botox, dermal fillers, laser treatments, body contouring, weight loss programs, and more. The average med spa in Syosset holds a 4.83/5 rating across 988 aggregated patient reviews. Rankings on this page use a transparent priority score (rating × ln(review_count + 1)) — no paid placement in organic results.
Syosset's medical spa market reflects Long Island's suburban aesthetic preferences: residents here tend to prioritize low-key, natural-looking results over dramatic transformations. The area's humid summers and salt-air proximity to the coast drive consistent demand for skin maintenance treatments like HydraFacials and microneedling, which help repair sun exposure and environmental damage year-round. Most providers operating in Syosset are independent or small-group practices, catering to a patient base that values accessibility and personalized care over chain-clinic convenience.
New York State's strict licensing framework means any med spa offering injectable treatments must employ or directly supervise a physician, nurse practitioner, or physician assistant—a regulatory standard that elevates the baseline for patient safety in this market. You'll find board-certified dermatologists and plastic surgeons anchoring many practices, though some facilities operate under licensed aestheticians' supervision for laser hair removal and similar non-injectable services. When evaluating a provider, confirm their clinical credentials in person, ask about their experience with your specific concern, and be wary of any facility that prioritizes volume over consultation time.
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 3 spas in Syosset against 8 data points. Read our methodology →
Local pricing and providers for each treatment.
There are 3 medical spas in Syosset, NY, averaging 4.83/5 across 988 patient reviews. Of those, 3 hold ratings of 4.0 stars or higher — a sign that the Syosset market skews toward well-established providers with consistent patient outcomes.
Neighborhoods like Downtown Syosset concentrate higher-end injectable and laser providers, while outlying areas of Syosset tend to offer broader wellness menus (IV therapy, GLP-1 programs, body contouring) at more accessible price points. Long Island Gastro currently leads the city by priority score with a 4.8 rating across 420 reviews.
Compared with national benchmarks, Syosset 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 Syosset 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 Syosset, NY. Most med spas offer per-unit pricing transparently; watch out for "per area" quotes that can obscure your final cost.
Long Island Gastro is the top-rated medical spa in Syosset, NY with a 4.8/5 rating across 420 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 Long Island Gastro →
Syosset, NY has 3 medical spas listed in No BS Med Spa Reviews. Together they hold 988 aggregated patient reviews with an average rating of 4.83 / 5.
| Treatment | Typical Cost | Unit | National Avg. |
|---|---|---|---|
| Botox in Syosset | $10–$25 | per unit | $10–$25 |
| Dermal Fillers in Syosset | $600–$1,500 | per syringe | $600–$1,500 |
| Laser Hair Removal in Syosset | $100–$600 | per session | $100–$600 |
| HydraFacial in Syosset | $150–$350 | per treatment | $150–$350 |
| Microneedling in Syosset | $250–$700 | per session | $250–$700 |
| Chemical Peels in Syosset | $150–$800 | per session | $150–$800 |
| Body Contouring in Syosset | $600–$4,000 | per treatment area | $600–$4,000 |
| CoolSculpting in Syosset | $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 Syosset, NYis highest in these neighborhoods, which cluster the city's injectable, laser, and skincare providers.
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Get Free Quotes →We evaluated 8 data points across 3 medical spas in Syosset. No spa paid to appear in our rankings.
Read our research methodology →Syosset, NY has 3 medical spas listed in No BS Med Spa Reviews, with 988 aggregated patient reviews and an average rating of 4.83 out of 5 stars.
Long Island Gastro is the highest-ranked medical spa in Syosset by our priority score, with 4.8/5 rating and 420 reviews.
Most med spas in Syosset 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 Syosset 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.
Botox is priced per unit, typically $10–$15 per unit at Long Island med spas. A standard forehead treatment uses 20–30 units, running $200–$450. Board-certified injectors may charge at the higher end. Prices vary by provider credentials and facility overhead.
Botox relaxes muscles to smooth dynamic wrinkles. Fillers add volume to address lines, hollows, and lips. Fillers use hyaluronic acid, calcium hydroxylapatite, or other substances. Results differ: Botox takes 7–14 days to peak; fillers show immediate results. Many patients combine both.
Laser hair removal is safe year-round, but board-certified providers typically recommend avoiding sun exposure before and after treatment. Long Island's summer humidity and UV index can complicate aftercare compliance. Winter treatments often have fewer scheduling challenges and lower sun-exposure risk.
Verify licensing through New York State's Department of Health. Look for board-certified dermatologists, nurse injectors (RN credentials), or physician assistants supervising treatments. Ask about continuing education and years of experience. Legitimate spas readily share credential documentation.
Non-invasive body contouring typically costs $2,000–$4,500 per treatment area, depending on technology and applicator size. Most patients need 1–3 sessions for visible results. Results appear gradually over 8–12 weeks. Consultation confirms pricing based on your specific anatomy.
Some med spas offer GLP-1 medications under physician supervision, but availability varies. Verify the prescribing doctor is board-certified and monitoring your health throughout treatment. This is prescription medication, not a cosmetic service—expect medical-level consultation and follow-up.
Syosset sits in central Nassau County near the Northern State Parkway and Route 25. Most med spas are accessible from Jericho Turnpike or local roads. If commuting from Queens or Brooklyn, allow 30–50 minutes depending on traffic and your starting point.
Expect mild redness, swelling, and sensitivity for 24–48 hours post-treatment. Avoid intense exercise, saunas, and direct sun for 48 hours. Results develop over 4–6 weeks as collagen remodels. Board-certified providers give detailed aftercare instructions tailored to your skin type.
Many med spas accept payment plans through companies like CareCredit or Affirm. Some offer in-house installment plans. Check directly with your chosen provider about options. Financing doesn't reduce total cost but spreads payments over time, typically 6–24 months.
Schedule consultations at 2–3 spas. Assess provider credentials, facility cleanliness, and whether they listen to your goals without overselling. Compare pricing transparently. Read recent reviews focused on results and customer service, not marketing language. Trust your comfort level with the staff.
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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