Eileen M. Deignan, MD, FAAD


Dermatology Associates of Concord
290 Baker Ave Ext Ste 220N
Concord, MA 01742


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More About Eileen Deignan

Dr. Eileen Deignan graduated from Wesleyan University and received her medical degree from Yale University. As a medical student, she was a Howard Hughes Research Scholar at the National Institutes of Health. Dr. Deignan completed an internship in internal medicine at Stanford University. Subsequently, she trained in dermatology at Harvard Medical School, and in her final year, she served as the chief resident.

Dr. Deignan is on the Board of Directors of the Emerson Hospital Health System as well as the Emerson Healthcare Foundation. She serves as the Chief of the Dermatology Service at Emerson Hospital.

Additionally, she is the Treasurer of the Emerson Medical Staff and the Associate Chair of the Credentials Committee.

Dr. Deignan is the immediate past President of the New England Dermatological Society. She is also on the board of the Massachusetts Academy of Dermatology and a delegate to the Massachusetts Medical Society.

Dr. Deignan teaches dermatology to residents in Harvard Medical School residency programs.  She also lectures Harvard and MIT medical and graduate students.

Along with general dermatology, Dr. Deignan performs several cosmetic procedures, including light chemical peels and intense pulsed light therapy (IPL) for facial photorejuvenation; laser treatment for spider veins and hair removal; and BOTOX and Restylane injections.

Dr. Deignan sees patients in our Concord, Cambridge, and Waltham locations.


  • Diplomate of the National Board of Medical Examiners, since 1996
  • Diplomate of the American Board of Dermatology, since 1999


  • Active Staff, Department of Medicine, Chief of Dermatology, Emerson Hospital, Concord, MA
  • Active Staff, Department of Medicine, Mount Auburn Hospital, Cambridge, MA


  • American Medical Association
  • Women’s Dermatology Society
  • Massachusetts Medical Society
  • Middlesex Central District Medical Society
  • Fellow of the American Academy of Dermatology
  • New England Dermatological Society
  • Massachusetts Academy of Dermatology
  • American Society for Laser Medicine and Surgery


  • Author of several chapters in medical textbooks
  • Author of several articles in peer-reviewed basic science and dermatological journals
  • Lamport Prize winner for Outstanding Thesis, Yale Medical School (1995)

Eileen Deignan Specialties

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