Help us tell the story of William Callahan as a healthcare provider in an unbiased, non-promotional, biographic style article that encompasses both the person and the provider so patients can make an informed decision before consulting with William Callahan.
William Callahan
Childhood
Early education
Medical education / fellowships With a total of 41 years of experience, William Callahan is a male optometry in Marshfield, MA. Optometrists such as William Callahan, examine the eyes and other parts of the visual system. Optometrists also diagnose and treat visual problems and manage diseases, injuries, and other disorders of the eyes. They prescribe eyeglasses or contact lenses as needed.
Classmates
If you really want to connect with Dr.William Callahan, there is no better way to get them excited than to talk about their medical school classmates!