Dermatologists Garden City | Dr. Frank J. DeMento MD,| Dr. Karen Wesson, M.D. | Dr. Daniel Sherer, M.D. | Dr. Irene Lu, M.D. | Dr. Lilly-Rose Paraskevas, M.D.



The Physicians of Frank DeMento, M.D. & Associates are all highly qualified and trained in today's modern procedures and treatments. They are dedicated to providing their patients with exceptional care.

When considering a physician, it is important to make an informed choice. This involves knowing the qualifications, training and experience of your doctor.

Professional information can be viewed on each of our physicians.


Frank J. DeMento, M.D.

Dermatologists Garden City | Dr. Frank J. DeMento MDDr. Frank J. DeMento is a board-certified dermatologist. He completed his undergraduate degree from Fordham University. Dr. DeMento obtained his medical degree from the New Jersey College of Medicine. He completed his Internship and Dermatology Residency in the United States Public Health Service. Continuing his education, Dr. DeMento completed a Dermatology Fellowship at Columbia Presbyterian Hospital, New York, NY.

Dr. DeMento is an attending Dermatologist at Columbia Presbyterian Medical Center N.Y.C. and is the Chief of Dermatology at Winthrop University Hospital, Mineola, New York.

Current Research

  • Consultant for Merck Pharmaceuticals
    -Fenasteride (Propecia) for treatment of hair loss in men
  • Clinical Investigator for Allergan Pharmaceuticals
    -Tazorac study for treatment of Psoriasis

Professional Affiliations

  • Fellow of the American Academy of Dermatology
  • Fellow of the American Academy of Dermatologic Surgeons
  • Fellow of the American Academy of Cryosurgery
  • Fellow of the Nassau Academy of Medicine
  • Past President of the Long Island Dermatologic Society
  • Nassau County Medical Society (1969)
  • New York State Medical Society
  • Dermatology Foundation

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Dr. James Briley, D.O.

Dr. James Briley is a board certified dermatologist specializing in medical and cosmetic dermatology. He is committed to providing exceptional care for both your medical and cosmetic needs.

Dr. Briley attended Auburn University where he graduated cum laude with undergraduate degrees in German Language Studies and Biomedical Sciences. Subsequently, he obtained his medical degree from Lake Erie College of Osteopathic Medicine and completed residencies in both Family Medicine and Dermatology in New York City. He is dually board certified in Dermatology and Family Medicine though practices dermatology exclusively.

Dr. Briley is a Fellow of the American Osteopathic College of Dermatology, an Associate of the American Academy of Cosmetic Surgery, and Affiliates of both the American Academy of Dermatology and American Society of Dermatologic Surgery. Currently, he is an Attending Dermatologist at Beth Israel Medical Center.


Dr. Robin Himmelstein, M.D.

Robin Himmelstein is a board-certified dermatologist. She attended Medical school at SUNY Downstate College of Medicine. She recieved additional training at Kings County Hospital Center. Dr. Himmelstein specializes in cosmetic fillers, neurotoxins, photofacials, and skin tightening With E-Max laser.


Dr. Kass Sadri, M.D., F.A.A.D.

Dr. Kass Sadri is a board-certified dermatologist.  He earned both his undergraduate and medical degrees from Pahlavi University in Iran.  Dr. Sadri continued his training with an Internship in Internal Medicine at Mount Sinai Hospital in New York City, and a Residency in Internal Medicine at Sinai Hospital in Baltimore, Maryland.  He then went on to complete a Residency in the Department of Dermatology at Columbia University-College of Physicians & Surgeons in New York, where he was selected to be Chief Resident.

Active in professional organizations, Dr. Sadri is a Fellow of the American Academy of Dermatology and a member of the American Board of Dermatology.  He also serves as a Presenter at the New York Academy of Medicine.

Dr. Khanh Thieu, M.D.

Dermatologists Garden City | Dr. Khanh Thieu, M.D.,Dr. Khanh Thieu is a board certified dermatologist and received his medical degree from Harvard Medical School. Dr. Thieu trained in dermatology at Columbia University - New York Presbyterian Hospital, where he also served as chief resident in the final year. He specializes in medical, surgical, and cosmetic dermatology. Dr. Thieu sees both adult and pediatric patients. His surgical practice includes treatment of benign and malignant skin tumors. Dr. Thieu’s cosmetic expertise includes facial rejuvenation with Botox and injectable fillers such as Restylane or Juvederm, chemical peels, and sclerotherapy for treatment of spider veins. He has presented at national dermatological conferences and has many publications in peer-reviewed dermatology and scientific journals. His most recent research has focused on the genetics of melanoma and squamous cell cancer.

Education / Residencies:

  • Instructor in Clinical Dermatology - Columbia University-New York Presbyterian Hospital
  • Residency in Dermatology, Chief Resident - Columbia University -New York Presbyterian Hospital 2013
  • Internship in Internal Medicine - New York Downtown Hospital 2010
  • Harvard Medical School - MD 2009
  • University of Pennsylvania, Wharton School - B.S. Summa Cum Laude 2005
  • University of Pennsylvania, School of Engineering and Applied Science - B.A.S. Summa Cum Laude 2005

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