The son of an Irish emigrant, he was born in Lancaster County, Pennsylvania. He graduated at the College of New Jersey (Princeton) in 1765, received his medicine degree at the University of Pennsylvania in 1773, and settled as a physician at Charleston, where he had a large practice. | The son of an Irish emigrant, he was born in Lancaster County, Pennsylvania. He graduated at the College of New Jersey (Princeton) in 1765, received his medicine degree at the University of Pennsylvania in 1773, and settled as a physician at Charleston, where he had a large practice. |