Password length must be at least 8 characters and contain an upper case and a lower case letter, a number, and one of the following special characters: Our self-service provider portal enables our network of providers to: View Member Eligibility Submit Authorizations & Referrals View Claim Status and Request Adjustments Download & … Laboratory & Outpatient Testing Hospital and 24-Hour Emergency Center. UMR offers flexible, third-party administration of multiple, complex plan designs and integrated in-house services. © Caprock Health Group All rights reserved. At our hospital and 24-Hour Emergency Center, our in-house CLIA, COLA, and API certified laboratories help our physicians make quick, accurate diagnoses from lab results, most of which are available in minutes. User Agreement. A key to our success is the ability to provide face to face interaction and service to CapStar's participating providers. ... Login Username Password Submit Forgot your username or password? © 2020 Optum, Inc. All rights reserved.Privacy; Terms of Use; Opt Out The user will be given access to individually identifiable health information, which is considered private, privileged and confidential. The CapStar Health Network is a regionally focused provider network designed with the medical community's needs in mind. We work closely with brokers and clients to deliver custom benefits solutions.