there are some procedures such as removal of swell on the cheek caused by the parotid gland that require well trained specialists to perform, and pubic hospitals' senior docs will refer patients to these specialists in private practice. there are so many blood vessels and nerve endings on your cheeks underneath your ears that only a sexperienced and steady pair of hands can handle. the specialist at mount e is trained at stanford and is a pupil of the best known en&t surgeon (specializing in parotid gland inflammation and ilks) ever to teach at stanford.