Our Staff

All our professionals at Mary Ruth Buchness maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in dermatology.

Mary Ruth Buchness, MD

Dr. Mary Ruth Buchness studied the Biochemical Sciences at Harvard University‚ graduating with honors. She then completed her MD degree at the Columbia University College of Physicians and Surgeons‚ where she remained and completed her dermatology residency. Dr. Buchness was board-certified and became a fellow of the American Academy of Dermatology in 1986.
After residency‚ she became a member of the full-time faculty at New York University Medical School‚ where she was the Assistant Chief of Dermatology at the Department of Veterans Affairs Medical Center in Manhattan. While at the VA Medical Center‚ Dr. Buchness published many papers on skin diseases associated with sensitivity to ultraviolet radiation and those associated with HIV infection. In 1988‚ a paper she wrote describing a novel treatment for a previously untreatable HIV-associated skin disease was published in the New England Journal of Medicine. In 1995‚ Dr. Buchness became the Chief of Dermatology at St. Vincent’s Hospital and Medical Center in Manhattan‚ where she continued her research into skin diseases associated with HIV infection.
Dr. Buchness went into private practice at West Village Dermatology in 2000. In order to provide the best services and facilities for her patients, she opened a beautiful new office in Soho on June 1‚ 2009.

Dr. Buchness participates‚ and has had leadership positions in many professional organizations. She is the President of the New York State Society of Dermatology and Dermatologic Surgery. She has served on the executive committee of the Advisory Board of the American Academy of Dermatology and as the chairperson of the Dermatology Section of the New York Academy of Medicine. She has served as President of the Woman’s Medical Association of New York City and of the Manhattan Metropolitan Dermatological Society. She has served on the Board of Directors of the Greater New York Dermatologic Society. She is a member of the Medical Society of the State of New York‚ the New York County Medical Society and the American Society for Dermatologic Surgery

Dr. Buchness was awarded the Distinguished Service Award by the Women’s Medical Association of New York City‚ and the Woman of the Future Award by the New York Women’s Agenda. She is included in the Who’s Who in Medicine and Healthcare‚ Who’s Who in the East‚ and in Castle Connelly’s How to Find the Best Doctors in the New York Metropolitan Area since 2000.

Dr. Buchness is an accomplished author and speaker‚ presenting talks and community forums on topics which include skin cancer‚ psoriasis‚ HIV-related skin disease‚ other viral infections, antifungal medications‚ alternative medicine‚ cosmetic dermatology‚ and general skin care.

Dr. Buchness has had extensive training in the use of Botox®‚ fillers and volumizers for the treatment of facial wrinkles and loss of volume‚ and laser for treatment of sun damage‚ blood vessels‚ rosacea‚ dark spots‚ and hair removal. She was one of the first physicians in New York to treat HIV-associated lipoatrophy with Sculptra® ‚ and was one of the first to be trained in the use of Artefill®‚ a form of long-lasting collagen for the treatment of smile lines.

"My philosophy is that a physician must be knowledgeable about the skin‚ both in health and disease, to provide excellent and comprehensive treatment. A patient should not have to have two dermatologists, one for medical problems and one for cosmetic problems. In this office we treat both."


Jennifer Kallio PA-C

PA Jennifer is originally from St. Petersburg, Florida. She attended the University of Florida where she received her Bachelor of Science (BS) in Food Science and Human Nutrition with a specialty in Dietetics and also completed a Dietician internship in Manhattan at New York Institute of Technology. PA Jennifer then went on to Nova Southeastern University where she received a Bachelor of Science (BS) in Physician Assistant studies and a Master in Medical Science (MMS). Upon graduation PA Jennifer worked in Pediatrics, Family Practice and has now spent the last 13 years working in Dermatology.
PA Jennifer provides general dermatology care for patients of all ages. This includes acne treatment, skin care screenings, mole evaluations and many other common dermatology conditions. PA Jennifer also specializes in the diagnosis and management of psoriasis, eczema, vitiligo and other skin conditions which require ultra violet light and other cutting edge treatments. She also has received specialized training in surgical assisting / suturing for skin cancer (MOHS) surgery. She can perform biopsies, cryosurgery along with minor surgical procedures.

Along with helping patients with dermatology concerns, PA Jennifer also specializes in numerous cosmetic procedures. She is able to treat sun/brown spots, melasma, redness, rosacea and can consult on any anti-aging concerns. PA Jennifer is highly skilled in cosmetic injectables including Botox and fillers.

PA Jennifer is a member of the American Academy of Physician Assistants, Society of Dermatology Physician Assistants, New York Society of Dermatology Physician Assistants, New York State Society of Physician Assistants and was formerly a member of the Florida Society of Dermatology Physician Assistants and was the local liaison for the Florida Academy of Physician Assistants. She is certified with the National Commission on Certification of Physician Assistants. PA Jennifer was a member of the Allergan Review Panel which took place in NYC and has also helped with organizing and worked at numerous Physician Assistant Conferences. PA Jennifer is also fluent is Sign Language.

When PA Jennifer is not working she enjoys traveling, attending shows, reading, running and spending time with her husband and mini dachshund Bo.




  • Diplomate American Board of Dermatology
  • American Academy of Cosmetic Surgery Member
  • American Society for Mohs Surgery Affiliate Member
  • American Society for Dermatologic Surgery Member
  • American College of Phlebology Member
  • Fellow American Academy of Dermatology
  • American Society for Laser Medicine and Surgery Member
  • American Medical Association Member