There are a few: Medical Doctors Dr. Bob (The Muppet Show, also veterinarian) Dr. Thad (Sesame Street) Dr. Staywell (Sesame Street) Dr. Getwell (Sesame Street) Dr. Fuzzle (Sesame Street) Muppet Doctor (Sesame Street) Dr. Elmo (Elmo's World) Dr. Herder (Dinosaurs) Dr. Ficus (Dinosaurs) Dr. Rothman ( Farley Goes to the Doctor) Dinosaur Doctor (Dinosaurs) Dr. Zuckermonster (Mopatop's Shop) Dr. John H. Watson, MD (Muppets Tonight) Doc Hogg (Bear in the Big Blue House) Doctor (The Muppet Show) Kermit's Doctor (The Muppets Take Manhattan) Kermit's Doctor (Sesame Street) The Doctor (Time Piece) Big Bird's Doctor (Sesame Street Home Video Visits the Hospital Scooter and Skeeter's Dad (Muppet Kids) Dr. Naomi Monsterfuzzle (Elmo Goes to the Doctor) Dr. T. Purplefur (Elmo Goes to the Doctor)