Doctors in Bolton, Worcester County MassachusettsHome / Doctors in Bolton, Worcester County Massachusetts Near Me In: Bolton, Worcester County (City) Mark T Collins, MDMark T Collins, MD is a Family practice physician in Bolton, Massachusetts in good standing. Please leave a review of Mark T Collins, MD if you have been a patient of Mark T Collins, MD. Mark T Collins, MD, pleaseType: PhysicianPhone: (978) 586-3939Leave a Google Review 1 Review View all