Dr. Mary Thomas was born and raised near Detroit, Michigan. She attended Kalamazoo College, graduating cum laude with dual majors in Biology and Spanish Language. While earning her medical doctorate at The Chicago Medical School, she worked at the distinguished Cook County Hospital in both General Pediatrics and The Department of Child Abuse and Neglect. There, working with the underprivileged children of Chicago, she fell in love with Pediatric Medicine. Following graduation, she began a pediatric residency at Saint Vincent’s Medical Center in Manhattan.

Throughout her residency training and while serving as Chief Resident, Dr. Mary K. Thomas continued to work with indigent and immigrant children and their families. She was an integral member of the renowned St. Vincent’s Cystic Fibrosis Center and served on its Charity Board. Her work earned her the John Z. Jacoby Award for exemplary care of patients with CF. Dr. Thomas was an attending physician at The Elizabeth Seton Pediatric Center in Manhattan, caring for children with rare genetic disorders and complex chronic diseases before ultimately moving to New Jersey with her growing family.

Dr. Mary Thomas has been a busy pediatrician in New Jersey since 2008 and believes that well care and good preventative practices play the biggest role in preventing illness. She also believes in taking into account how psychosocial influences, as well as illness, play a role in the wellness of a child. Her clinical focuses include pediatric dermatology and rashes, caring for children and families with special needs including LGBTQ youth and children with disabilities. Dr. Thomas also serves as Medical Director of Armada Health, helping patients with challenging diagnoses get to the right specialists to treat their disease. Dr. Thomas currently resides in Montclair with her husband and three children. In her spare time, she enjoys gardening and cheering on the sidelines of her children’s activities.