Dr. Jeffrey Ellis, MD

Dermatology physician, Syosset, NY

Belaray Dermatology
5.0 (10 reviews)

Dr. Ellis is a Mohs surgeon and dermatologist who co-founded Belaray Dermatology in 2006.

358 South Oyster Bay Road, Syosset, NY 11791

Facts on this page last checked October 2026. How we check doctors

About Dr. Ellis

Dr. Ellis is board certified by the American Board of Dermatology in dermatology and micrographic dermatologic surgery. He co-founded Belaray Dermatology in 2006 with Dr. Amy Slear, and both co-founders continue in active clinical practice. He graduated from the combined BA/MD program at Brooklyn College and SUNY Downstate and completed a dermatology residency at SUNY Downstate Health Sciences University.

He completed a fellowship in Mohs surgery and procedural dermatology with Dr. Daniel Siegel. Dr. Ellis has a strong interest in skin cancer and public health and has taken part in skin cancer screenings. Belaray performs about 2,200 Mohs surgeries per year, and roughly two-thirds involve the head and neck.

Mohs tumor removal and wound repair are typically handled in a single appointment at both offices. The practice cares for patients from newborns through age 105 across medical, surgical, pediatric and cosmetic dermatology.

Membership and fees

Belaray accepts most insurances. The practice also offers cosmetic services such as Botox, fillers and lasers.

Services

Mohs surgery Procedural dermatology Skin cancer screenings
What dermatology doctors commonly treat

Education and credentials

Degree
MD
Medical school
Brooklyn College/SUNY Downstate combined BA/MD program
Internship
Pediatrics, Long Island Jewish Hospital
Residency
Dermatology, SUNY Downstate Health Sciences University
Fellowship
Mohs surgery and procedural dermatology
Board certification
American Board of Dermatology (dermatology and micrographic dermatologic surgery)
Professional memberships
Fellow, American Academy of Dermatology and Mohs College
NPI
1285748293

Hospital and practice affiliations

Co-founder, Belaray Dermatology

Location

358 South Oyster Bay Road, Syosset, NY 11791
Belaray Dermatology practice page
Directions

Recognition and research

Awards

Named a Castle Connolly Top Doctor.
Elected to the Alpha Omega Alpha honor society during medical school.

Publications

Co-authored "Mohs math - where the error hides" (BMC Dermatology, 2006).

Patient reviews

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Write a review
Rated 5 out of 5

"Explained the entire treatment in a way I could understand."

FMDD UserJan 2025
Rated 5 out of 5

"Brought real peace of mind to my hospital visit."

FMDD UserJan 2025
Rated 5 out of 5

"Delivered excellent care with such gentle professionalism."

FMDD UserDec 2024
Rated 5 out of 5

"Never rushed me during the visit, and the care felt truly personalized."

FMDD UserNov 2024

Questions patients ask

Does Dr. Ellis take insurance, or offer a membership?

Belaray accepts most insurances. The practice also offers cosmetic services such as Botox, fillers and lasers.

Is Dr. Ellis board certified?

Yes, he is board certified by the American Board of Dermatology in dermatology and micrographic dermatologic surgery.

Where did Dr. Ellis train?

He graduated from the combined BA/MD program at Brooklyn College and SUNY Downstate. He completed a pediatric internship at Long Island Jewish Hospital and a dermatology residency at SUNY Downstate Health Sciences University. His fellowship in Mohs surgery and procedural dermatology was with Dr. Daniel Siegel.

Where are Dr. Ellis's offices?

Dr. Ellis practices at Belaray Dermatology, which has offices in Hicksville and Stony Brook.

Does Dr. Ellis offer telehealth?

The practice offers eVisits for established patients in New York.

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