number is of washington university medical services

Company calling to collect medical debt related to hospital visits or stays.

Called my cell phone only number showed up.

The number is for an automated appointment reminder service.

The call is from Washington University Medical Department in St. Louis Mo.. The purpose of the call is either to remind you of an upcoming appointment or to request   you to return a call to the billing department to discuss a billing issue. (Not necessarily a delinquent bill or account.)