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Office Information
Office Hours Mon: 7:00am - 3:00pm
Tues: 8:30am - 3:00pm
Wed: 12:00pm - 6:00pm
Thurs: 8:30am - 3:00pm
Fri: Closed
Sat: 8:30am - 12:30pm
Sun: Closed
Address 50 Glen Cove Rd.
Greenvale, NY 11548

See a Board-certified Dermatologist Today

Book an in-office appointment or Video Visit today

We've Eliminated the Wait &
Made Dermatology More Convenient

Walk-in Dermatology combines the convenience of urgent care with the same services you expect at any dermatology office.

Are you in need of medical treatment? Considering a cosmetic procedure? No problem, we have you covered.

What Our Patients Are Saying

Absolutely wonderful practice, filled with experts in their field! The ease of appointments, cancelations, tele-health as well as in person procedures and consultations are performed with utmost professionalism, care, and comfort.

- Elizabeth F.

Loved my experience. Complete professionalism throughout the entire process. My procedure was quick and painless and my results were amazing!

- Andrew M.

Certifications and Professional Memberships

Monthly Specials

Microneedling

Microneedling Full Face Package of 3 Treatments for $1350

SkinPen® is a microneedling, minimally invasive process, which helps you fight the aging process. SkinPen® helps improve the appearance of fine lines, wrinkles, and scars. The outcome is beautiful, youthful looking skin.

SkinCeuticals Silymarin CF

20% OFF Skinceuticals® Silymarin CF

An oil-free vitamin C serum formulated specifically for oily and blemish-prone skin types that delivers advanced environmental protection and reduces oiliness, refines skin texture, and visibly improves skin clarity and fine lines.

April Save$25 promo

Get $25 OFF Every $100 You Spend!

With our curated collection of medical-grade skin care products, you’ll find the right products so you can have healthy skin all year long. For every $100 you spend, receive $25 off. Simply create an account and use code Welcome25 at checkout.

The Doctor is Ready to See You Now

Walk-in Dermatology Team

Conveniently located next to the LIRR
(Greenvale Station)

Visit our first Long Island location whenever it suits your schedule. Our facilities are designed to meet your needs, on your time.

Schedule online, on the phone, or by walking in today. Our friendly staff and board-certified dermatologists are ready to see you now.

Office Address

50 Glen Cove Road
Greenvale, NY 11548
(Parking in Rear via Locust St.)
Find us on the map

Our Providers

Dr. Stacey Brisman

Stacey F. Brisman, MD, FAAD

Medical Director, Dermatologist

Dr. Louis Siegel

Louis Siegel, DO, FAAD

Dermatologist

Dr. Giuseppe Militello

Giuseppe Militello, MD, FAAD

Dermatologist

Loren DePinto

Loren DePinto

Licensed Aesthetician

Agatha Catechis

Agatha Catechis

Licensed Aesthetician

Doctors

Dr. Stacey Brisman

Stacey F. Brisman, MD, FAAD

Medical Director, Dermatologist

Dr. Louis Siegel

Louis Siegel, DO, FAAD

Dermatologist

Dr. Giuseppe Militello

Giuseppe Militello, MD, FAAD

Dermatologist

Aesthetician

Loren DePinto

Loren DePinto

Licensed Aesthetician

Agatha Catechis

Agatha Catechis

Licensed Aesthetician

Recent Blog Posts

Prejuventation: How to Prevent those Tell-tale Signs of Skin Aging before they Begin

We’ve all heard of skin rejuvenation, the beauty treatments that can revitalize our appearance and help restore a youthful look. But prejuvenation? This is a multi-step process of stopping aging skin in its tracks. The goal is to prevent or slow down the changes that come as we grow older. Fine lines. Wrinkles. Thinning skin….

Read More
September 2, 2021
Why Soft Water is Better for Your Skin

Itchy scalp. Skin irritation. Crusty scale on the shower walls and faucet. These are signs of hard water and prolonged exposure can be seriously hard on your skin. Hard water is merely a term for water that contains dissolved minerals, typically calcium and magnesium, according to the US Geologic Survey. While calcium is good for…

Read More
September 1, 2021
Walk-in Dermatology Wins “Best Dermatologist” in Nassau County

Walk-in Dermatology’s medical director, Dr. Stacey Brisman, is being honored by the Long Island Business News with an Achievements in Healthcare Award.

Read More
August 6, 2021

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