Online Bill Pay
Contact: 410-821-4140 or 877-632-4909 (toll free), or CBOService@umm.edu
Service date beginning 11/7/15 to the present
- Hospital/facility accounts with a date of service beginning 11/7/15 will now be paid through the MyPortfolio Patient Portal.
Service date before 11/7/15
- Hospital/facility accounts with a service/admit date before 11/7/15, please call the business office at 410-821-4140 or 877-632-4909 (toll free).