Leah Ansell, MD Title: Dermatologist Education: Dartmouth College, Northwestern University Expertise: Dermatology Board-certified dermatologistAssistant Professor of Dermatology at Columbia University Experience Leah Ansell, MD, is a board-certified dermatologist and assistant professor of dermatology at Columbia University. She also runs a private practice in New York City. I love getting to see and know all the patients who walk through my door- with diverse backgrounds and experiences. I love working with them to better understand their skin health.-Dr. Leah Ansell Education Dr. Ansell graduated with a bachelor’s degree from Dartmouth College and a medical degree from the Northwestern University Feinberg School of Medicine as an Alpha Omega Alpha inductee. She was also awarded the Phi Rho Sigma Prize for highest overall standing and best performance in medical school. About Health Health.com, a Dotdash Meredith Brand, is an award-winning online resource for empathetic, trustworthy, and actionable health and wellness information so you can make the best choice for your health. We reach more than 9 million readers a month. We ensure the accuracy of our content by relying on seasoned health journalists, credentialed medical professionals and thorough fact checkers. Learn more about us and our editorial process.