I aim to improve patient’s lung health and help patients and families through critical illnesses.

I work to provide excellent care in the acute and outpatient settings, in close collaboration with other specialists and staff. I am passionate about helping everyone reach their individual health goals.

I am Director of GK Dermatology, PC, in Weymouth, Clinical Associate Professor of Dermatology at Brown University, and Professor of Dermatology at Jundiaí Medical School, Brazil. My practice focuses on Medical Dermatology, Phototherapy, and Laser Surgery. I have authored more than 100 articles and chapters and edited 2 monographs and 3 books.

A life-long South Shore resident, John's is dedicated to providing the highest level of anesthesia care in the community setting. When not in the OR, John enjoys spending time with his two daughters, his rescue dog, tending to his bees hives, and being by the ocean.