Dr. Benjamin Marks
Dr. Benjamin Marks is the founding dermatologist and clinical leader of DappleDoc. He holds both an MD and PhD from Yale University and is certified by the American Board of Dermatology (ABD). He is also a proud member of the American Academy of Dermatology (AAD), reflecting his commitment to the highest standards of clinical excellence.
With over a decade of experience, Dr. Marks has built a reputation for delivering expert, compassionate care. As the sole dermatologist at DappleDoc, he personally oversees every case—allowing him to scale care efficiently while maintaining a high level of personalized attention. Patients benefit from his direct involvement, receiving thoughtful diagnoses and treatment plans.
Dr. Marks has earned a 4.9-star rating from over 5,200 patient reviews, a testament to his compassionate care, clinical excellence, and commitment to patient well-being.
What Patients Say About Dr. Marks
Patients consistently describe Dr. Marks as warm, attentive, and deeply knowledgeable. They appreciate his ability to listen carefully, explain conditions clearly, and offer thoughtful treatment options. Many highlight his thoroughness and professionalism, noting that he takes the time to address every concern without rushing.
Parents especially value his respectful and engaging approach with children—he speaks directly to young patients, making them feel comfortable and empowered during visits. Whether treating a chronic condition or providing a quick diagnosis, Dr. Marks is praised for making patients feel seen, heard, and cared for.
Jon Friedman
Jon Friedman is the co-founder and creator of DappleDoc, where he leads product with a singular mission: to help patients get fast, expert care from Dr. Benjamin Marks through efficient, intuitive, and delightful software. With a deep belief in the power of design to improve lives, Jon is focused on removing friction from healthcare and making high-quality dermatology accessible to everyone.
Jon is also a recognized thought leader in design and technology. As Corporate Vice President at Microsoft, he has shaped the user experience of Microsoft 365 and contributed to the evolution of productivity software used by hundreds of millions. His insights on design, innovation, and the future of work have been featured in publications such as Fast Company, Wired, and Forbes.
At DappleDoc, Jon applies that same philosophy to healthcare—crafting a digital experience that's not only fast and reliable, but also personal and trustworthy.