Welcome to Our Practice

Welcome to All Dermis Dermatology, PC, Your Dermatologist in New York, NY

Welcome, and thanks for stopping by! We want all our patients to be informed decision makers and fully understand any health issues you face. That's why we've developed a web site loaded with valuable information about dermatology and skin problems and treatments. We encourage you to visit this site whenever you have concern about your skin.

Our web site also provides you with background about our staff, office hours, insurance policies, appointment procedures, maps, directions to our office in and other useful information. We know how hectic life can be and are committed to making our practice convenient and accessible. And we want you to feel confident that when you choose All Dermis Dermatology, PC, you're working with doctors and other professionals who are qualified, experienced and caring.

Please take a few moments to look through this site to get a better feel for All Dermis Dermatology, PC's capabilities and services. We also invite you to email or call our office at any time to request an appointment or ask any questions. Thank you.

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Meet Our Staff

  • Derek Chan
    MD, PhD, FAAD

    Dr. Chan received his A.B. with honors from Harvard University. He was a biochemical sciences concentrator, and he later completed a joint M.D. and Ph.D. degree at Boston University. Read More!

Testimonials

  • ""5/5 - Highly recommend him for his professionalism and hands-on approach with patients....HE is Not a player - more like a slayer (in a GOOD and BEST way!).""
    Louis C.
  • ""5/5 - Very thorough! Answered all my questions and proposed very effective treatments.""
    Victor B.

Featured Articles

Read about helpful topics

  • A dermatologist's top tips for a healthy beard

    A dermatologist's top tips for a healthy beard How to care for facial hair Healthy-looking facial hair starts with healthy skin. With the right skin care, it’s possible to prevent problems like dandruff, ingrown hair, acne, and itch. To keep your facial hair healthy, follow these tips from ...

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  • Isotretinoin: Treatment for severe acne

    Isotretinoin: Overview Acne can decrease self-confidence and may cause you to avoid social situations. Isotretinoin (eye-soh-tret-in-OH-in) is a prescription medication for severe acne. This type of acne causes deep, painful cysts and nodules, which can be the size of a pencil eraser or larger. As ...

    Read More
  • Back acne: How to see clearer skin

    Back acne: How to see clearer skin Dermatologists recommend wearing sweat-wicking clothes when working out. If you have acne on your back—or “bacne” as some people call it—you don’t have to wait for it to clear on its own. Treatment and the right skin care can help you see clearer skin more ...

    Read More
  • 9 things to try when acne won’t clear

    9 things to try when acne won’t clear Popping a pimple often worsens acne. Do you feel you’ve tried just about everything to get rid of your acne but still see blemishes? Don’t despair. To see clearer skin, you probably just need to make some changes. The following tips from dermatologists can ...

    Read More
  • Sarcoidosis and your skin: Who gets and causes

    Sarcoidosis and your skin: Who gets and causes Who gets sarcoidosis? People around the world get this disease. Studies indicate that sarcoidosis is most common in: Women Adults (rare in children) Scandinavians In the United States, African American women tend to develop sarcoidosis more often ...

    Read More
  • How to care for your baby's skin, hair, and nails

    How to care for your baby's skin, hair, and nails How to care for your baby's skin, hair, and nails These five tips from dermatologists can make caring for your baby’s delicate skin, hair, and nails easier and less intimidating. Bringing home a new baby is a time of joy and excitement. ...

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  • I've been diagnosed with melanoma. Now what?

    I've been diagnosed with melanoma. Now what? Learning that you have melanoma, the most serious type of skin cancer, can make it difficult to hear anything else your doctor says. After leaving the office, you may wonder what happens next. While what happens next varies with each patient, there is a process ...

    Read More
  • Basal Cell Carcinoma: diagnosis and treatment

    Skin cancer types: Basal cell carcinoma diagnosis and treatment If you find a spot on your skin that you think could be a skin cancer, an accurate diagnosis and treatment are essential. The following explains how dermatologists diagnose and treat the most common type of skin cancer, basal cell carcinoma ...

    Read More
  • Actinic Keratosis: Diagnosis and treatment

    Actinic keratosis: Diagnosis and treatment If you find a spot or growth on your skin that you think could be an actinic keratosis (AK), it’s time for a thorough skin exam. Should you have an AK, an accurate diagnosis and treatment can: Reduce your risk of developing skin cancer Get rid of an AK, ...

    Read More
  • What can get rid of age spots?

    What can get rid of age spots? If you feel that age spots are telling people you’re past your prime, you may be able to fade those spots significantly. Sometimes, you can even get rid of them. Before you treat age spots, however, you should know a few facts. These facts can protect your health and ...

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Contact Us

Our Location

Find us on the map

Hours of Operation

Our Regular Schedule

Hours (modified due to COVID-19 restrictions):

Monday:

10:00 am-8:00 pm

(teledermatology, non-urgent visits only)

Tuesday:

10:00 am-8:00 pm

(teledermatology, non-urgent visits only)

Wednesday:

Closed

Thursday:

Closed

Friday:

10:00 am-8:00 pm

in office, urgent/emergent visits only

(teledermatology, non-urgent visits only)

Saturday:

Closed

Sunday:

Closed