Which player was nicknamed "Dr. K"?

What uniform number did Mike Piazza wear with the Mets? What position did Dwight Gooden primarily play? Dwight Gooden is best known for playing with which MLB team? What uniform number did Dwight Gooden wear with the Mets? What position did Darryl Strawberry primarily play? Darryl Strawberry is best known for playing with which MLB team? What uniform number did Darryl Strawberry wear with the Mets? What position did Jacob deGrom primarily play?