2. Patients absolutely love their experience with this dermatologist, praising their professionalism, thoroughness, and caring demeanor. The staff is also commended for being friendly and considerate. With over 650 ratings and an impressive 4.8-star rating, this dermatologist is clearly a favorite among patients for their top-notch care and approachable manner. 6. Unique facts about Lawrence Mark MD include that he received his medical degree from Indiana University School of Medicine and completed both his internship and residency at the same institution. 7. Specializing in dermatology, Lawrence Mark MD provides top-level care for a variety of skin concerns and conditions. Patients appreciate the doctor's expertise in diagnosing and treating skin issues, as well as his caring and compassionate approach to patient care.