Best Dermatologists in Williston Park, NY
The dermatologists in Williston Park on this shortlist have earned 3,361 Google reviews and an average rating of 4.4 stars across 10 practices, so you are starting with a field that real patients have already vetted. Whether you need a skin check, a biopsy follow-up, or a cosmetic appointment, these are Nassau County's top-rated options ranked by live Google standing. Submit one free quote request here and up to 3 of them respond, no account needed.
Get Free QuotesTop 10 Dermatologists in Williston Park, NY (October 2026)
Ranked by each company's live Google standing, refreshed by Smarfle. Verified partners are labeled; the order is never sold.
Biggest move since our last check: Borealis Dermatology - Garden City climbed 2 places.1 company is new to this top 10.
Avalon Dermatology
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Advanced Dermatology, P.C.
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Borealis Dermatology - Garden City
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Schweiger Dermatology & Allergy - Garden City
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Schweiger Dermatology Group - New Hyde Park
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Brooks Dermatology PC: Steven Brooks, DO
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Northwell Health Physician Partners Dermatology at Lake Success
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Joshua Fox MD
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Dr. Mehran Alagheband
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The Dermatology Specialists - Valley Stream
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Pin numbers match the ranking above. Tap a pin for details.
Ratings and review counts come from Google Maps and change over time; this page reflects the most recent sync (October 2, 2026).
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How we rank dermatologists
Live Google standing
Positions mirror each company's current Google Maps performance for local searches: star rating, review volume, and prominence.
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We re-sync the data regularly. When a company's rating moves on Google, it moves here too, and we mark the companies that climbed or are new since our last check.
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What does a dermatologist cost?
What moves the price
- Medical visits (skin checks, acne, biopsies) usually run through insurance; cosmetic work (Botox, fillers, most lasers) is always out of pocket.
- Injectables are priced per unit or per syringe, and the total depends on how many areas you treat.
- Laser treatments are sold as packages of sessions; the per-session price drops but the commitment grows.
- Who performs the treatment: physician time costs more than a nurse injector under supervision.
Ask each company to confirm these in writing before work starts. One free request above reaches up to three of them at once.
What dermatologists in Williston Park, NY actually do
Practices differ more than their websites suggest. Some are medical first and bill insurance, some are cosmetic and do not, and not all of them perform Mohs surgery or own the device you came in for. Here is what each treatment involves, including the downtime most sites are vague about.
The reason a dermatologist is a physician. Usually billed to medical insurance, unlike everything below.
Full-body skin exam
A head-to-toe check for anything that has changed, which is how skin cancer is caught while it is still small.
Ask the office whether the physician performs the exam personally or whether a mid-level provider does it. Confirm your insurance covers the visit as preventive or medical before you arrive. Bring a list of any spots you want the doctor to look at specifically so nothing gets missed in the time allotted.
Ask about. Whether the physician performs the exam themselves, and how quickly they can see you if something needs a closer look.
Worth knowing. Usually billed to medical insurance rather than treated as cosmetic, so confirm coverage when you book.
Biopsy of a suspicious spot
Removing a small sample so a pathologist can say what something actually is.
Ask the practice whether they send tissue to an outside pathology lab or process it in-house, because that directly affects how long you wait for your result. One to two weeks is typical either way. Also confirm whether the biopsy can happen at the same appointment as your initial visit, which saves you a second trip and a second wait.
Ask about. Whether pathology is read in house or sent out, since that is what decides how long you wait for an answer.
Worth knowing. A dermatologist who takes a biopsy on the same visit saves you a second appointment and a second wait.
Mohs surgery
Removing skin cancer layer by layer, checking each one under a microscope before going further, which spares the most healthy tissue.
Before you book, ask whether the practice has a Mohs-trained surgeon on staff or whether they refer out, because not every dermatology office offers this procedure. If they refer, ask which surgeon they use and how quickly that appointment can be arranged. Plan to clear your schedule for a half day at minimum.
Ask about. Whether the surgeon is fellowship trained in Mohs, and who performs the repair afterwards.
Worth knowing. Not every dermatology practice offers Mohs. Many refer it out, which is normal and worth knowing before you book.
General medical dermatology
The everyday medical side of the specialty, from prescriptions to ongoing management, as opposed to cosmetic work.
When you call, ask whether the practice accepts your specific insurance plan for medical visits, because some offices that offer cosmetic services do not bill insurance at all. Also ask whether your concern, whether it is a prescription renewal or an ongoing condition, can be handled at a first appointment or whether you need a separate follow-up.
Ask about. Whether the practice takes your insurance for medical visits, since some cosmetic-focused clinics do not.
Worth knowing. A practice can be excellent at cosmetic work and not take medical insurance at all. They are different businesses under one roof.
Botox, Dysport and Xeomin
Softening lines that come from movement, most often forehead, frown and crow's feet.
Ask who will perform the injections and whether a physician will be on site. Request the price per unit and an estimate of how many units your areas typically require, so you know the total before you sit down. Give yourself two full weeks before judging the result, since the effect builds gradually.
Ask about. Who injects, and if it is not the physician, who supervises and whether they are on site.
Worth knowing. Results build over about two weeks, so judging it the next day is judging it too early.
Juvederm, Restylane and other HA fillers
Adding volume where it has been lost, or shaping lips, cheeks and the area under the eyes.
Ask the injector to show you before-and-after photos of their own patients, not manufacturer images, and specifically patients with a similar skin tone and area to yours. Confirm whether the practice stocks the dissolving enzyme in case you want the filler reversed, and ask who handles that if something feels off after you leave.
Ask about. Which product they are using and why, since the filler chosen for cheeks is not the one for tear troughs.
Worth knowing. Hyaluronic acid fillers can be dissolved if you dislike the result, which is a real advantage over permanent products.
Sculptra and collagen stimulators
Building volume gradually by prompting your own collagen, rather than filling immediately.
Ask the practice to walk you through the full series of sessions before you commit, including the massage routine you will need to follow at home during the first week. This treatment builds gradually, so set your expectations around months rather than days. Confirm the total cost across all planned sessions upfront.
Ask about. How many sessions are planned and what the total cost is, since this is priced as a course rather than a single visit.
Worth knowing. It works slowly on purpose. If you want to see a change tomorrow, this is the wrong product.
Kybella
Reducing fullness under the chin by breaking down fat in that specific area.
Ask the practice to describe the swelling honestly, including how many days you should plan to look visibly swollen, before you schedule around any event or work obligation. Ask how many sessions they typically recommend and what the total cost across those sessions looks like, not just the first appointment.
Ask about. How many sessions they expect and what the swelling looks like in week one.
Worth knowing. The downtime is the honest objection here, and any clinic that describes it as a lunchtime treatment is glossing over it.
CO2 ablative resurfacing
The most aggressive resurfacing option, used for deeper lines, texture and sun damage.
Ask the practice for a clear written aftercare plan before you book, because strict sun avoidance after treatment is not optional and the aftercare period is where most problems occur. Ask who performs the treatment and how many of these procedures they have done. Confirm you have realistic time off to let your skin heal fully.
Ask about. Who operates the laser, whether the physician is present, and what the aftercare actually requires.
Worth knowing. Strict sun avoidance afterwards is not optional, and it is what most often goes wrong with this treatment.
Fraxel and fractional non-ablative lasers
Improving texture, tone and sun damage with far less downtime than ablative resurfacing.
Because this area sees real summer sun, fall and winter are the practical windows for a course of fractional treatments, when you can keep healing skin away from direct sun more easily. Ask the practice how to protect treated skin during the drier winter months, since dry air can affect comfort during the recovery days.
Ask about. Which specific device they use, since Fraxel is a brand and the settings matter more than the name.
Worth knowing. The middle option: more than IPL, much less than CO2, and the one most people are actually looking for.
IPL and photofacials
Evening out brown spots and redness from sun exposure, across the face, chest and hands.
Summer is the wrong time to start an IPL course in this area because treated skin needs to stay out of the sun, and the local summers are genuinely sunny. Plan your series for fall through early spring. Ask the practice to assess your skin tone before booking, since IPL carries real risk on darker skin types.
Ask about. Whether IPL is appropriate for your skin tone, because it is not safe on all of them.
Worth knowing. IPL carries real risk on darker skin types. A practice that asks about your skin type before booking is doing it right.
Nd:YAG and vascular lasers
Treating visible vessels, redness and some pigment, and used for laser hair removal.
Ask the practice whether the Nd:YAG or vascular laser they use is appropriate for your skin tone, and ask the provider to explain why they chose that device for your concern rather than an alternative. Confirm how many sessions are typically needed for your specific target, whether that is a vessel, pigment, or hair.
Ask about. Whether the operator is trained for your skin type, since these devices are where burns happen when they are not.
Worth knowing. Safer across darker skin tones than IPL, which is often the reason it is chosen.
Picosecond lasers for tattoo removal
Breaking up tattoo ink, and also used for stubborn pigment.
Ask the practice to look at the colours in your tattoo before quoting a session count, because certain pigments take significantly more sessions than others. Ask what the skin looks like between sessions and how long you need to wait between appointments. Get an honest range for total sessions rather than a single number.
Ask about. How many sessions they estimate for your ink colours, because greens and light blues are the difficult ones.
Worth knowing. Nobody can promise complete removal. Colour, depth and age of the tattoo all decide the outcome.
Microneedling with radiofrequency
Tightening and improving texture using needles plus heat, on a wider range of skin tones than most lasers.
Ask the provider which device they use and how many treatments they recommend for your specific concern, since a course is typically three sessions with results continuing to build over months. Confirm who operates the device and whether a physician oversees the treatment. Ask what the skin looks and feels like for the two to four days after each session.
Ask about. Whether it is done by the physician or a delegated provider, and what depth settings they use.
Worth knowing. One of the few resurfacing options generally considered appropriate across all skin types.
The questions worth asking, and the two you can check yourself
Who is legally allowed to inject or operate a laser differs by state and changes over time, so the honest thing a directory can offer is the questions rather than the rules. A good practice answers all six without hesitating.
Who will actually perform the treatment?
At many practices a nurse, physician assistant or aesthetician performs injectables and laser work under a physician's delegation. That can be perfectly good care, but you should know before you are in the chair rather than after.
Will a physician be on site while it is done?
On-site supervision requirements differ by state and by procedure. Asking the question tells you both the answer and how comfortable the practice is being asked.
Is the physician board certified in dermatology?
Any licensed physician may legally call themselves a skin or cosmetic specialist. Board certification through the American Board of Dermatology is the specific credential, and it can be verified for free.
Check board certification (ABMS Certification Matters)Is the license active, with no board actions?
Every physician is licensed by a state medical board, and the boards' national lookup shows the license and any actions taken against it. It is free and takes a minute, and it is the one check a practice cannot answer for you.
Look up a doctor's license (DocInfo)What happens if something goes wrong, and who handles it?
Filler occlusions and laser burns are rare but real, and they are time-critical. The answer should be a named physician and a same-day route to them, not a voicemail box.
Is this device appropriate for my skin type?
Several light-based devices carry real risk of burns or pigment change on darker skin. A practice that raises this before you do is one that has thought about it.
What is the total cost, including the sessions after this one?
Injectables are quoted per unit and devices are often sold as a course. The number that matters is the whole plan, not the first appointment.
General information about what these treatments involve, not medical advice, and not a statement of what any state permits. Verify board certification with the American Board of Dermatology and check scope-of-practice rules with your state medical board.
When to book a dermatologist in Williston Park
Spring
May is Skin Cancer Awareness Month and screening demand spikes; book annual skin checks ahead of it.
Summer
Most laser and peel treatments need sun avoidance afterward, so summer is consult season, not treatment season.
Fall
The start of laser and resurfacing season: less sun exposure means safer healing, and offices book up fast.
Winter
Peak cosmetic season, plus December FSA dollars expiring; injectable appointments before holidays fill weeks out.
How to choose a dermatologist in Williston Park
Avalon Dermatology holds the top spot on this list with a perfect 5.0 stars, though that rating rests on 1 review. Advanced Dermatology, P.C. sits at 4.3 stars across 932 reviews, and Schweiger Dermatology in Garden City reaches 4.5 stars from 723 patients. A high score on a large review base generally signals more consistent day-to-day experience, so weigh both numbers together rather than sorting on rating alone.
Software for dermatology practices
Smarfle is the CRM behind many of the businesses listed here.
Frequently asked questions
How many quotes should I get in Williston Park?
Collecting responses from two or three practices gives you a real comparison on availability, pricing for cosmetic work, and how each office handles your specific concern. One request on this page reaches up to 3 of the ranked dermatologists at once, so you get that range without filling out separate forms or making multiple calls.
Do I need a referral to see a dermatologist?
It depends entirely on your insurance plan. Some plans require a referral from a primary care doctor before they will cover a dermatology visit, and others let you book a specialist directly. Call your insurer to confirm before you schedule, and ask the dermatology office the same question because they deal with this every day and can tell you quickly.
How much does a dermatologist cost without insurance in Williston Park?
Medical visits like skin checks and biopsies are usually billed to insurance, so your cost depends on your plan. Cosmetic treatments are always out of pocket. Injectables are priced per unit or per syringe, and the total shifts based on how many areas you treat, so always ask for the full estimate before agreeing. Devices like lasers are typically priced per session, often in packages.
Which laser treatments have the least downtime?
IPL and photofacials sit at the lighter end, with most people looking flushed for a day or two. Fraxel and fractional non-ablative lasers bring a sandpaper texture for roughly three to seven days. CO2 ablative resurfacing is the serious one, with raw skin for several days and visible redness for weeks. Ask the practice whether a given device is appropriate for your specific skin tone before booking.
Will a dermatologist or a nurse do my Botox?
At many practices a nurse injector, physician assistant, or aesthetician performs Botox under a physician's delegation, which can be excellent care. What varies is whether the physician is on site while it happens. Ask directly who will hold the needle and whether a physician will be present, because the answer tells you a lot about how the practice is run.
What is the difference between medical and cosmetic dermatology?
Medical dermatology covers skin conditions, prescriptions, biopsies, and surgery, and visits are usually billed to medical insurance. Cosmetic work, including injectables and laser devices, is almost never covered and is priced separately. Some practices run both sides well; others focus on one. A practice that does only cosmetic work may not accept your insurance at all, even for a basic skin check.