Understanding Key IT Standards for Health Care: Improving Security, Productivity, and Interoperability

Digital transformation in health care is revolutionizing how patient records, medicinal products, and personal health data are managed and exchanged. Central to this transformation is the implementation of robust international standards for IT applications in health care technology. This article explores four key standards—EN ISO 10781:2025, EN ISO 11239:2023, EN ISO 27269:2022, and prEN ISO 20737—that set the foundation for secure, interoperable, and efficient health informatics systems worldwide. For organizations aiming to scale, protect sensitive data, and improve productivity, understanding and applying these standards is now essential.

Overview / Introduction

The health care industry is increasingly dependent on advanced information technology (IT) to manage patient care, regulatory compliance, and clinical decision-making. Yet, the seamless and secure operation of digital solutions—such as Electronic Health Record Systems (EHR-S), international patient summaries, and personal decision support tools—requires more than innovation. It depends on strict adherence to well-defined, global health informatics standards.

Modern health care IT standards address clinical, operational, and regulatory needs, ensuring data integrity, patient safety, and privacy while enabling trusted data exchange across diverse systems and borders. In this guide, you'll learn about:

• What each core standard covers
• Why they matter to organizations worldwide
• How they improve security, operational efficiency, productivity, and scalability for health care providers, pharmaceutical companies, and IT developers
• Practical steps for implementation and ongoing compliance

Detailed Standards Coverage

EN ISO 10781:2025 - HL7 Electronic Health Records-System Functional Model, Release 2.1

Health Informatics - HL7 Electronic Health Records-System Functional Model, Release 2.1 (EHR FM) (ISO 10781:2023)

EN ISO 10781:2025 establishes a comprehensive reference model describing the functions that may be present in an Electronic Health Record System (EHR-S). Developed in collaboration with international experts through HL7 and ISO, this standard reflects global best practices for designing, assessing, and specifying electronic health record functionalities.

The EHR-S Functional Model is presented from a user perspective. Its function list enables consistent expression and understanding of system functionality for varied care settings—including hospitals, general practices, and specialty clinics—across different regions. It supports the creation of tailored Functional Profiles, ensuring localized and context-specific EHR implementations while maintaining international comparability.

Key requirements and specifications:

• Defines sections for record infrastructure, clinical support, care provision, and trust infrastructure
• Standardizes conformance criteria for system functionalities and functional profiles
• Introduces and clarifies record lifecycle events (such as creation, verification, encryption, and deletion) for robust record management
• Aligns with international interoperability efforts (FHIR, ISO 21089)

Target organizations:

• Health care IT vendors and EHR developers
• Health systems and hospitals
• Regulatory authorities and procurement agencies
• Implementation consultants

Practical implications: Implementing EN ISO 10781:2025 helps organizations:

• Assure clients and regulators of compliance with internationally recognized EHR best practices
• Streamline processes for certification, procurement, and vendor assessment
• Reduce risks related to data integrity, system interoperability, and record lifecycle management

Key highlights:

• Comprehensive, user-focused function list for EHR systems
• Flexible creation of functional profiles for different care contexts
• Robust conformance and traceability framework supporting scaled deployments

Access the full standard:View EN ISO 10781:2025 on iTeh Standards

EN ISO 11239:2023 - Identification of Medicinal Products

Health Informatics - Identification of medicinal products - Data elements and structures for the unique identification and exchange of regulated information on pharmaceutical dose forms, units of presentation, routes of administration and packaging (ISO 11239:2023)

EN ISO 11239:2023 is one of the foundational IDMP (Identification of Medicinal Products) standards. It formalizes how critical data elements regarding pharmaceutical dose forms, units of presentation, administration routes, and packaging items are uniquely identified and exchanged between regulatory authorities, manufacturers, and supply chain partners.

This standard provides a harmonized data structure, controlled vocabularies, and international mechanisms for translations and versioning. As a result, it supports consistent regulatory submissions, pharmacovigilance, and supply chain traceability globally.

Key requirements and specifications:

• Specifies data elements, structures, and relationships needed to reliably exchange product-related information
• Enables association of translations for regulatory terms (crucial for multi-country operations)
• Provides a mechanism for versioning and term mapping—critical for regulatory change management
• Encourages harmonization and mapping of local/regional terms to global controlled vocabularies

Target organizations:

• Pharmaceutical manufacturers
• Regulatory agencies (e.g., EMA, FDA)
• Clinical trial sponsors
• IT platform providers managing medicinal product databases

Practical implications: By implementing EN ISO 11239:2023, stakeholders benefit from:

• Improved pharmacovigilance and product recall traceability
• Enhanced accuracy in international regulatory submissions and compliance
• Faster market entry due to streamlined, harmonized documentation

Key highlights:

• Essential link in the global IDMP standard group
• Enables multilingual, multi-jurisdictional operations
• Reduces risks of misidentification and regulatory discrepancies

Access the full standard:View EN ISO 11239:2023 on iTeh Standards

EN ISO 27269:2022 - International Patient Summary (IPS)

Health Informatics - International patient summary (ISO 27269:2021)

EN ISO 27269:2022 defines the globally applicable core data set for patient summary documents. The International Patient Summary (IPS) ensures essential health data can be shared rapidly and safely—particularly in situations such as unplanned or cross-border care, where access to accurate, up-to-date information is crucial.

This standard provides an abstract specification for what data elements a compliant IPS must contain (e.g., allergies, medications, immunizations, past medical history, vital signs). Its scope stops short of prescribing technical interoperability formats, but it directly supports alignment and integration with other standards—such as FHIR for data exchange and IDMP for medication references.

Key requirements and specifications:

• Defines a minimal actionable data set for an international patient summary
• Closely aligns with European eHealth Network guidelines and other international projects
• Supports both unplanned and planned care; increases utility in local, national, and cross-border contexts
• Addresses extensibility and conformance for incremental adoption

Target organizations:

• Health care providers and hospitals (especially those serving international or mobile populations)
• National health systems and ministries of health
• Software vendors providing EHR and health information exchange platforms

Practical implications: Organizations applying EN ISO 27269:2022:

• Accelerate patient data sharing during emergencies or referrals
• Enhance patient safety and continuity of care across jurisdictions
• Lay the groundwork for implementing further interoperability standards

Key highlights:

• Streamlined patient summaries for efficient care
• Interoperability enabler for cross-border and local scenarios
• Integrates with the IDMP standard for medicinal product information

Access the full standard:View EN ISO 27269:2022 on iTeh Standards

prEN ISO 20737 - Interoperability of Personal Health Decision Support Services

Health Informatics - Interoperability of personal health decision support services (ISO/DIS 20737:2025)

prEN ISO 20737, currently in draft, specifies interoperability requirements for Personal Health Decision Support (PHDS) services. As self-care, patient engagement apps, and digital therapeutics rapidly expand, this standard addresses the timely need for standardized, secure, and reliable interconnection among PHDS services, data providers, and client applications.

By defining how personal health data should be exchanged, validated, and responded to—along with robust privacy and security considerations—this standard facilitates the emergence of interoperable digital health ecosystems. While it does not address the internal implementation of PHDS logic, it provides the rules for interaction and safe data handling.

Key requirements and specifications:

• Mandates support for standardized health data exchange (e.g., FHIR, HL7 APIs)
• Requires secure transmission, privacy safeguards (encryption, access controls), and audit logging
• Specifies error handling, consent management, and multi-endpoint support
• Addresses real-time and near-real-time transmission needs for dynamic PHDS environments

Target organizations:

• Developers of patient-facing health apps and wearables
• Integrated care platforms and telehealth service providers
• Health IT vendors wishing to connect to external PHDS ecosystems
• Regulatory and standards bodies preparing normative guidance

Practical implications: Implementing prEN ISO 20737 enhances:

• Patient trust through robust security and privacy measures
• Seamless integration with third-party data sources and applications
• Reliable delivery of actionable health recommendations to users

Key highlights:

• Future-focused interoperability framework for personal health tech
• Supports dynamic, patient-driven health management
• Essential for apps, devices, and platforms seeking trusted, scalable health data operations

Access the full standard:View prEN ISO 20737 on iTeh Standards

Industry Impact & Compliance

Impact for Businesses and Organizations

Adopting these international IT standards is a must for health care organizations seeking to:

• Safeguard sensitive health data against breaches and misuse
• Ensure systems are compatible with national and international programs, vendors, and partners
• Facilitate rapid scaling as care delivery models evolve (e.g., virtual care, cross-border care, telehealth)
• Boost operational productivity by reducing errors, data duplication, and manual reconciliation

Compliance Considerations:

• Regulatory requirements in many jurisdictions now mandate or strongly encourage the use of these standards
• Certification and procurement often depend on demonstrated compliance
• Failure to align with standards increases legal, reputational, and operational risks

Benefits of Adopting Health IT Standards:

• Stronger data security and privacy protection
• Reliable interoperability for efficient data exchange
• Streamlined processes and workflows, resulting in higher productivity
• Enhanced ability to scale technology and services across different care settings and geographies
• Improved patient safety, satisfaction, and clinical outcomes

Risks of Non-Compliance:

• Data silos and fragmentation
• Increased likelihood of security incidents and regulatory sanctions
• Loss of business opportunities with leading partners and payers
• Higher operational costs, technical debt, and failed integration efforts

Implementation Guidance

Best Practices for Adopting Health IT Standards:

1. Start with a gap analysis. Assess current systems versus standard requirements to identify areas needing upgrades or integration.
2. Engage all stakeholders early. Bring clinical, IT, legal, and administration teams together to champion implementation.
3. Leverage certified solutions. Choose vendors, tools, and platforms already aligned or certified with EN ISO, HL7, or FHIR standards.
4. Invest in staff training. Ensure all users—from clinicians to backend IT—understand system changes and requirements.
5. Prioritize data quality and governance. Establish continuous monitoring for data accuracy, completeness, and privacy compliance.
6. Adopt incremental, profile-based implementation. Use functional profiles (as in EN ISO 10781) to tailor deployments for different settings, minimizing disruption.
7. Test and validate. Pilot in controlled environments before full-scale rollouts; use conformance testing tools where available.
8. Stay updated on changes. Monitor updates to standards and adjust processes and technologies proactively.

Resources for Organizations:

• Implementation guides from ISO, HL7, and national eHealth entities
• Vendor-neutral interoperability frameworks
• Participation in industry consortia or pilot programs

Conclusion / Next Steps

International standards like EN ISO 10781:2025, EN ISO 11239:2023, EN ISO 27269:2022, and prEN ISO 20737 form the backbone of modern, secure, and interoperable IT applications in health care. For professionals, IT leaders, and health administrators, adopting these standards is no longer just a compliance exercise—it's a catalyst for better patient outcomes, seamless collaboration, efficient operations, and futureproofed scaling.

Key takeaways:

• Standards-based IT systems increase productivity, mitigate security risks, and provide a foundation for innovation
• Compliance unlocks new business opportunities and aligns organizations with global best practices
• Early, comprehensive adoption ensures readiness for rapidly evolving health IT landscapes

Recommendations:

• Prioritize aligning new digital health projects with these standards from the start
• Conduct regular reviews of legacy systems for compliance and upgrade as needed
• Explore the linked standards on iTeh Standards to access full texts and implementation resources

Call to Action: Visit iTeh Standards to learn more and stay up to date with the latest standards. Build your organization’s digital health solutions on a secure, scalable, and internationally trusted foundation.

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