Induction of moderate hypothermia (28Â°C to 32Â°C) before cardiac arrest has been used successfully since the 1950s to protect the brain against the global ischemia that occurs during some open-heart surgeries.
As of April 1, 2013, TriWest no longer serves the TRICARE West Region. For provider and beneficiary questions about TRICARE services or care, contact UnitedHealthcare Military & Veterans at 1-877-988-9378.
Phone Contact Numbers. 1  Customer Service: 1-800-826-9781. 2  Customer Service (Health Care Providers): 1-877-233-1800. 3  Joining the Network (Health Care Providers): 1-877-842-3210. 4  Media Inquiries: 1-888-438-8124.