South Nassau Dermatology | Dermatologist In Levittown, Long ...
Dermatology • North Hempstead, NY • Since 1978
About
South Nassau Dermatology is a private dermatology practice based in Oceanside, NY with six offices in the New York area (including Levittown). Founded in 1978, it offers medical, surgical, and cosmetic dermatology services such as Mohs surgery, Botox, Juvederm, laser hair removal, and skin cancer treatment. The practice staffs around 12 employees and operates with a team of board-certified physicians across medical and cosmetic dermatology. Key details: - Services: Mohs surgery, skin cancer treatment, Botox, Juvederm, laser hair removal, cosmetic dermatology, laser aesthetics, medi-spa - Locations: 6 offices in NY including Levittown and Oceanside (Levittown address listed among offices) - Contact: main phone numbers listed; headquarters in Oceanside - Website: snderm.com If you’re specifically seeking a dermatologist in Levittown/North Hempstead, South Nassau Dermatology is a local option offering both medical and cosmetic dermatology with Mohs surgery capabilities.
Clinic Type
Dermatology
Address
Long Island, NY (Levittown, Long Beach, Oceanside)
Phone
(516) 766-0345; (516) 520-5280; (516) 432-7124; 516-895-4799
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Opening Hours
Levittown Office Hours: 516-520-5280; Oceanside Office Hours: 516-766-0345
Website
Services Offered
Technology & Equipment
Team
Insurance & Payment
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Credit card, Cash, Check, Insurance
Languages Spoken
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FAQs
What services does South Nassau Dermatology offer?
Cosmetic and medical dermatology including Botox, laser treatments, Mohs surgery, and more.
How many locations are there?
Three convenient locations on Long Island (Levittown, Long Beach, Oceanside).
Photos
What Patients Say
Overall sentiment across review platforms: mixed
- Salon Discover: 3.7 out of 5 stars (15 reviews)
- Healthgrades: 4.1 out of 5 stars (avg of doctors) (50+ total ratings across providers)
- Yelp/MapQuest: 2.5 out of 5 stars (60 reviews)
Patients praise
- High regard for specific doctors (e.g., Dr. Kornreich, Dr. Feit)
- Effective medical diagnoses and skin cancer detection
- Professionalism of some providers
- General cleanliness of the office environment
Common complaints
- Rudeness or unprofessionalism from reception/office staff
- Difficulties with appointment scheduling
- Wait times in exam rooms
- Issues with billing practices or insurance processing
- Perceived dismissiveness from some providers
"Dr. Kornreich has been our family dermatologist for years, he is terrific, caring so professional,."
— Salon Discover Review"Truly abysmal customer service. I go here SOLELY because Dr. Weinstein is the best... but their reception staff couldn't be ruder or nastier."
— Healthgrades Review"I mean they’re nice and all, but the doctor didn’t even solve my acne problem. I wasted time and money..."
— LocalityBiz ReviewSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- Levittown | Dermatologist Serving New York Areas | South Nassau Dermatology — Oct 14, 2025
- SOUTH NASSAU DERMATOLOGY - Updated July 2026 - 10 Photos — Jul 9, 2026
- Book 100+ of the best Dermatologists near me in Levittown, NY — Jul 2, 2026
- Outpatient Locations | Mount Sinai - New York
- Mount Sinai South Nassau Hospital to open new $70 million center in Wantagh — Aug 1, 2025
Information sourced from the clinic's website as of July 11, 2026.
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