California’s Leading Health Data Utility
Delivering real-time data that powers healthcare transformation
As the largest nonprofit health data network in California, Manifest MedEx (MX) is an integral part of the state’s health data infrastructure, combining and delivering crucial health information for more than 34 million Californians across every county throughout the state.
1800+
CA Healthcare organizations
125+
Hospitals
13
health plans
36 Million
Californians
MX is taking bold steps toward healthcare transformation, working with partners on the local and state level to address health equity challenges, support population health management initiatives, and achieve CalAIM and Data Exchange Framework (DxF) goals to improve efficiency and patient outcomes and enable whole person care.
Health Plans
Participate alongside California’s leading health plans in using data to care for millions of members. With the MX network, health plans can improve efficiency and member experience with faster, more informed care coordination, identify and resolve care gaps, manage population health, and streamline HEDIS reporting with NCQA-validated data.
Hospitals
Join more than 125 participating California hospitals on the network today. With immediate access to real-time notifications, longitudinal health records, and valuable insights on usage and leakage patterns, MX helps hospitals reduce readmissions, improve care coordination, efficiently manage networks, and easily meet new CMS ADT requirements.
Providers
Succeed in value-based care with a powerful data connection across the state. Longitudinal and real-time MX data delivered straight to more than 1,800 ambulatory providers helps clinicians save time, succeed in risk-based contracts, and provide coordinated, person-centered care to patients.
Counties and Public Health
Achieve whole person care and community health goals with MX’s real-time alerts, longitudinal patient records including SDOH data, and comprehensive analytics that can be used to identify and target high risk populations so that those most vulnerable get the care they need, when they need it.
Why Manifest MedEx?
We go beyond just the delivery of reliable and accurate health data to ensure that the information is ready to bring value to your clinicians and patients. Explore the suite of MX solutions available to every participant, which includes direct data feeds and access to our applications.
MX Notify
Receive real-time hospital admit, discharge, and transfer (ADT) information on your patients when they need help the most. Through flexible integrations with more than 70+ EMR and other technology systems, MX Notify conveniently brings one of the most powerful health data tools to your teams.
MX Access
View detailed longitudinal health records for your patients, including recent encounters, allergies, medications, lab results, vaccination status, COVID status, and others — all from the largest health data network in California.
MX Analyze
Utilize powerful public health and population risk management tools that turn MX data into actionable insights. Easy-to-use analytics help you to understand more about your patient population, identify your highest risk segments to target for interventions, and succeed in risk-based contracts.
News and Case Studies
Our Network
Join more than 1800+ California healthcare organizations, including over 125 hospitals, 13 health plans, and results from LabCorp, Quest, and Radnet.






























Ready to learn more about Manifest MedEx?
We are California’s largest nonprofit health data network — actively monitoring, delivering and integrating patient data in or near real-time across a diverse network of data contributors — to provide healthcare organizations with the information they need to improve care, enhance health, and lower costs.