Healthcare Contacts. Content. Local: (713) 798-1000. Toll free: (800) BAYLOR1 (800-229-5671) Emergencies: 911. Customer Service/Patient Billing: (713) 798-1900. Baylor Medicine Security: (713) 798-3000. Patient Relations/Complaints: (713) 798-7200 or patientrelations@bcm.edu..