Subscribe to updates for Multiple Payers - TRICARE WEST REGION, PGBA, TRICARE WEST - ALL - Due to scheduled maintenance all transactions will be unavailable Saturday, July 25th from 8:00:00 AM EDT through 3:00:00 PM EDT Saturday, July 25th. via email and/or text message. You'll receive email notifications when incidents are updated, and text message notifications whenever Payer Notifications creates or resolves an incident.