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Professional Statement

  • N. Patrick Hennessey is a highly accomplished, friendly dermatologist serving the cities of Brooklyn and Wainscott in New York. Dr. Hennessey earned his medical degree from Michigan State University and completed his internship at the William Beaumont Hospital. He also completed both his residency in dermatology and his fellowship in malignant melanoma at the New York University Medical Center.
  • Dr. Hennessey is certified by the American Board of Dermatology. His medical career is colored by many outstanding contributions to medicine, including several publications, research, and scientific presentations.
  • Dr. Hennessey is devoted to ensuring the longevity of his patients’ health and developing long-lasting relationships with them. He takes his time to understand symptoms and give correct diagnoses to ensure the continued health of all his patients. Some of the services he offers include spider vein treatments, removal of skin lesions, Botox treatments, allergy consultations, and split earlobe repairs.

Education & Training

  • Medical School - Michigan State University
  • William Beaumont Hospital, Internship in Internal Medicine
  • Deaconess Hospital, Boston, Residency in Internal Medicine
  • New York University Medical Center, Residency in Dermatology
  • New York University Medical Center, Fellowship in Malignant Melanoma

Board Certifications

  • American Board of Dermatology

Language Spoken

  • English