Ma Katrina M. Dy

Board Certified Dermatologist

About Dr. Dy

Dr. Ma Katrina Dy joins Riverchase Dermatology with an abundance of knowledge and experience in the field of dermatology. She completed her Doctor of Medicine, With Distinction, at the George Washington University School of Medicine in Washington, D.C. Her preliminary internal medicine and dermatology residencies were both completed at Mayo Clinic in Rochester, MN. Dr. Dy began her dermatology career at Dartmouth-Hitchcock Clinic in the Department of Dermatology in Concord, NH. For the next 12 years, she practiced medical and surgical dermatology in Boston, MA and its surrounding towns at Harvard Vanguard Medical Associates, Belmont Medical Associates-Mount Auburn Hospital, and Dermcare Physicians and Surgeons. Dr. Dy was named to Boston Magazine’s Top Doctors 2021 list

Dr. Dy enjoys her free time swimming, reading and traveling.


  • Adult Dermatology
  • Surgical Dermatology


  • Bachelor of Arts, Biophysical Chemistry, Magna Cum Laude, Dartmouth College, Hanover, NH
  • Doctor of Medicine, With Distinction

The George Washington University School of Medicine, Washington, DC


  • Preliminary Internal Medicine Residency, Mayo Clinic, Rochester, MN
  • Dermatology Residency, Mayo Clinic, Rochester, MN

Accreditation and Professional Memberships

  • American Academy of Dermatology
  • Massachusetts Academy of Dermatology

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