Electronic Health Record

Electronic Health Record
GPL · source
Name	Electronic Health Record
Type	Health information system

Electronic Health Record An Electronic Health Record (EHR) is a digital system for storing, managing, and exchanging patient health information within clinical and administrative settings. EHRs integrate data from hospitals, clinics, and laboratories to support clinical decision-making, billing, and population health, and they interact with standards, vendors, and regulatory frameworks across nations.

Overview

EHR systems are used by institutions such as the Mayo Clinic, Cleveland Clinic, Johns Hopkins Hospital, Kaiser Permanente, and Massachusetts General Hospital and are influenced by vendors like Epic Systems Corporation, Cerner Corporation, Allscripts, MEDITECH, and Philips Healthcare. They rely on standards organizations and initiatives including Health Level Seven International, HL7 FHIR, Integrating the Healthcare Enterprise, ISO, and IHE Radiology to enable exchange among stakeholders such as Centers for Medicare and Medicaid Services, National Health Service (England), Veterans Health Administration, World Health Organization, and European Medicines Agency. Adoption has been driven by policy actions from bodies like the Office of the National Coordinator for Health Information Technology, decisions by courts such as those in United States v. Microsoft-era jurisprudence on data, and collaborations with academic centers including Stanford Medicine, Harvard Medical School, University of California, San Francisco, University of Pennsylvania Health System, and Yale New Haven Health System.

History

Early digital record efforts trace to projects at Mayo Clinic and research at Massachusetts Institute of Technology and RAND Corporation; commercialization accelerated with companies like Siemens Healthineers and IBM partnering with hospitals including Mount Sinai Health System and NewYork-Presbyterian Hospital. Government incentives such as the Health Information Technology for Economic and Clinical Health Act in the United States, national programs in United Kingdom via National Health Service (England), and initiatives by the European Commission catalyzed large-scale deployment. Milestones involved collaborations with technology leaders like Microsoft, Google, Amazon Web Services, Oracle Corporation, and Cisco Systems for cloud infrastructure, while legal and regulatory turning points referenced decisions and legislation influenced by entities such as the U.S. Department of Health and Human Services, Food and Drug Administration, and the European Court of Justice.

Components and Functionality

Core components include clinical documentation, computerized provider order entry used in institutions such as Cleveland Clinic and Mount Sinai, electronic prescribing modules interfacing with pharmacies like Walgreens, CVS Health, and Boots UK, and laboratory information systems integrating with vendors such as Abbott Laboratories and Roche Diagnostics. EHRs support clinical decision support used in workflows at Brigham and Women's Hospital, imaging integration with manufacturers like GE Healthcare and Siemens Healthineers, billing and revenue cycle management connecting to payers like UnitedHealth Group, Aetna, and Blue Cross Blue Shield Association, and patient portals enabling engagement analogous to services by Mayo Clinic Patient Portal and platforms operated by MyChart. Interoperability leverages standards from HL7 International, DICOM, and LOINC while user interfaces borrow usability research from groups at Carnegie Mellon University, Stanford University, and University of Washington.

Implementation and Interoperability

Large-scale implementations have occurred in systems run by Veterans Health Administration, Kaiser Permanente, British National Health Service, and national health programs in Estonia, Denmark, and Australia. Interoperability projects have involved collaborations among HL7 International, IHE, Health Level Seven International, and national bodies like Office of the National Coordinator for Health Information Technology and National Health Service (England). Cross-border data exchange touches regulatory regimes such as the General Data Protection Regulation and agreements informed by organizations including World Health Organization and Organisation for Economic Co-operation and Development. Technical integrations use cloud platforms from Amazon Web Services, Microsoft Azure, and Google Cloud Platform and leverage identity and access systems referenced by standards organizations like OAuth and initiatives such as Direct Project.

Privacy, Security, and Legal Issues

Privacy and security considerations intersect with legislation and cases like Health Insurance Portability and Accountability Act of 1996, General Data Protection Regulation, U.S. v. Microsoft-era data disputes, and national guidance from agencies such as U.S. Department of Health and Human Services, European Data Protection Board, and Information Commissioner's Office (United Kingdom). Security incidents have involved threat actors noted in reporting by FBI and Europol, prompting responses informed by National Institute of Standards and Technology guidance and collaborations with firms like Symantec and McAfee. Legal disputes over data ownership, access, and breach notification reference courts including the United States Court of Appeals and regulatory enforcement by entities such as Office for Civil Rights (United States Department of Health and Human Services).

Benefits and Challenges

Benefits are documented in studies from institutions like Harvard Medical School, Johns Hopkins University, Yale University, University of Michigan, and Columbia University showing improved documentation, care coordination, and population health analytics used by payers such as Centers for Medicare and Medicaid Services and National Health Service (England). Challenges include usability and clinician burnout reported by professional societies such as the American Medical Association and Royal College of Physicians, vendor consolidation involving companies like Epic Systems Corporation and Cerner Corporation (now Oracle Corporation following acquisition activity), data silos criticized by advocacy groups including OpenNotes, and equity issues highlighted by researchers at University of California, Los Angeles and Johns Hopkins Bloomberg School of Public Health.

Future Directions and Innovations

Future innovation involves integration with technologies and organizations including artificial intelligence research from OpenAI, DeepMind, and academic labs at MIT, Stanford University School of Medicine, wider use of standards like FHIR, and precision medicine initiatives linked to projects at National Institutes of Health and Broad Institute. Emerging platforms will interact with wearables and device makers such as Apple Inc., Fitbit (Google), and Samsung Electronics and leverage cloud and edge computing by Amazon Web Services, Microsoft Azure, and Google Cloud Platform. Policy and governance debates will engage institutions including World Health Organization, OECD, and national ministries of health across countries like Germany, France, Japan, Canada, and Brazil.

Category:Health information technology