In 1625 he was chosen renter warden of his company, but protested against a king's surgeon being appointed to so low an office, and declined to serve.
It was the duty of the king's sergeant surgeon to examine all persons brought to be cured by the royal touch (Douglas, The Criterion, ed.
Leverett was brought before the lords at the Star-chamber 20 October 1637, and Clowes was by them directed to lay the matter before the College of Physicians.
Leverett accordingly appeared at the college 3 November 1637, and stated that he cured, by touch alone, king's evil, dropsy, fevers, agues, internal diseases, and external sores, and that, though he did not lay much stress on it, he was a seventh son.
A patient with a strumous knee-joint and other cases were given him to experiment on, and on his failure Clowes presented, 28 November 1637, a memorial recounting that Leverett slighted his majesty's sacred gift of healing, enticed great lords and ladies to buy the sheets he had slept in, and deluded the sick with false hopes.