(607) 257-1107      Visit our YouTube channel!
Ithaca: 2333 N. Triphammer Rd, Ste 203
Cortland: 3773 Luker Road


Dermatology Associates of Ithaca is a medical and surgical dermatology practice located in Ithaca, New York.

At Dermatology Associates of Ithaca, we provide innovative, high quality care in skin cancer prevention, medical dermatology, skin cancer treatment, skin surgery, and cosmetic dermatology. 

We take pride in creating a caring atmosphere where we can help patients in Ithaca and beyond to attain healthy and beautiful skin.

Dermatology Associates of Ithaca is excited to share the opening of a 2nd location in Cortland, NY at 3773 Luker Road to extend our services to you and your patients by offering the best in every facet of care. The new office will be opening in July and we are currently scheduling patients for our new office now, call us today at 607-257-1107!


To provide the best possible dermatological care to patients in Ithaca and the surrounding area, consistent with best practices available to patients in academic medical centers in the United States.

Community Impact

Dermatology Associates of Ithaca is committed to keeping our services accessible to patients in Ithaca and the surrounding area who need dermatology care.

  • Over 200 melanomas diagnosed since 2009.
  • Innumerable skin cancers and precancerous lesions treated and cured every year.
  • Dermatology Associates of Ithaca is a strong partner in patient care with the local medical community, working closely with local physicians including Internal Medicine, Cardiology, Psychiatry, Family Medicine, Endocrinology, Allergy and Immunology, Plastic Surgery, Ob-Gyn, the Wound Care Clinic, Neurology, General Surgery, Orthopedics, Radiology, Vascular Surgery, Hematology and Oncology, Ophthalmology, Ear Nose and Throat, Gastroenterology, Cayuga Medical Center, and Cayuga Medical Center Laboratory Services
  • Dr. McAllister serves on the Ithaca City School District External Health Committee, Cayuga Medical Center Continuing Medical Education Committee, and Cayuga Medical Center Physician Need Survey Committee
  • Our providers and staff contribute to their communities in many ways, including coaching teams such as the Auburn Ice Hawks, serving as board members including for the Tompkins County Health Consortium, advocating for local and national causes including the New York Society of Physician Assistants, volunteering for local organizations including the SPCA, New York State Fair, and Multiple Sclerosis Society, and being active members of their faith communities
  • Free skin cancer screening at community events including Michael's Miles for Melanoma, which raised $4000 for the Cancer Resource Center of the Finger Lakes in 2017


  • Franziska Racker Centers is a voluntary non-profit dedicated to creating opportunities for people with special needs, from newborns to senior citizens. We are proud to be a Business Partner of this wonderful organization that exemplifies compassion, selfless service, and diversity as they “envision a world where all people know they belong.”
  • Hospicare is a non-profit community resource that seeks to help everyone live their final months as fully and peacefully as possible, offering physical, emotional, and spiritual comfort to those needing end-of-life care as well as their family members. We are proud to support Hospicare through their yearly Women Swimmin’ benefit.

Josephine C. McAllister, MD is a Dermatologist, a Fellow of the American Academy of Dermatology and a Diplomate of the American Board of Dermatology (board-certified in Dermatology). Dr. McAllister received her undergraduate degree from Harvard University, continued her studies with a medical degree from the Stanford University School of Medicine, and completed her training at the Harvard Combined Dermatology Residency Program, rotating through Brigham and Women’s Hospital, Massachusetts General Hospital, Beth Israel Deaconess Medical Center, Children’s Hospital Boston, Dana Farber Cancer Institute, Lahey Clinic, and the Boston VA HealthCare System.

Dr. McAllister is the founder of Dermatology Associates of Ithaca and is committed to providing excellence in dermatologic care to patients of all ages. She specializes in skin cancer prevention and treatment as well as in general dermatology conditions such as acne, rosacea, psoriasis, eczema and other inflammatory diseases of the skin, and warts.

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