iEHR Veritas: AI-powered Patient Portal

iEHR Veritas leverages the HL7 FHIR standard to provide patients with secure, real-time access to their health data. Unlike traditional portals tied to proprietary EHR systems, FHIR-based portals are interoperable, modular, and API-driven, enabling seamless integration across healthcare ecosystems.

• iEHR Archivia: FHIR®-native Datastore
• iEHR Maestro: Orchestrating Healthcare AI Automation & Orchestration
• iEHR Nuncius: Secure Communication
• iEHR Remedia: Advanced Drug Database
• iEHR Schedula: Scheduling & Appointments
• iEHR Securus: Authorization & Consent

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Key Patient Features

• Health Record Viewer: Timeline of labs, meds, visits.
• Secure Messaging: Communicate with providers using Communication resource.
• Appointment Scheduling: Book and manage visits.
• Billing & Coverage: View claims, EOBs, and insurance info.
• Data Download: Export health data in FHIR, C-CDA or PDF format.

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Key Technical Features

• Consent Management: Grant/revoke data sharing permissions.
• Data Normalization: Mapping legacy data to FHIR can be complex.
• Terminology Services: Use SNOMED CT, LOINC, RxNorm for semantic consistency.
• Performance: Optimize FHIR queries and pagination for large datasets.
• Patient Identity Matching: Ensure accurate linkage across systems.
• FHIR Subscriptions: Real-time updates via webhooks.
• AI Integration: Personalized insights from patient data.

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Security & Compliance

• OAuth 2.0 + SMART on FHIR: Enables secure, standards-based authorization for third-party apps.
• TLS 1.2+ Encryption: Ensures data in transit is protected.
• Role-Based Access Control (RBAC): Enforces fine-grained access policies.
• Audit Logging: Tracks all access and modification events for compliance (HIPAA, GDPR).
• De-identification: For research or analytics, PHI can be anonymized using FHIR extensions.

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FHIR Resource Mapping

Data Type	FHIR Resource
Patient Demographics	Patient
Allergies	AllergyIntolerance
Medications	MedicationRequest, MedicationStatement
Lab Results	Observation
Conditions	Condition
Appointments	Appointment
Billing	ExplanationOfBenefit
Coverage	Coverage

FHIR uses JSON or XML formats and supports RESTful operations (GET, POST, PUT, DELETE) for each resource.

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Interoperability & Integration

1. SMART on FHIR

   • Enables third-party apps to launch within the portal using patient context.
   • Supports scopes like patient/*.read or launch/patient.

2. Health Information Exchange (HIE)

   • Integrate with national/regional HIEs using C-CDA, XDS.b, or FHIR Bulk Data Export.

3. Wearables & IoT

   • Sync data from Apple Health, Google Fit, or medical devices using Observation and Device resources.

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Monitoring & Analytics

• FHIR AuditEvent: Tracks access and changes.
• Usage Metrics: Monitor API calls, session durations, and feature adoption.
• Error Logging: Capture failed API calls and validation issues.

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A FHIR-based patient portal is a cornerstone of modern digital health. It empowers patients, supports interoperability, and aligns with global regulatory mandates. By adhering to FHIR standards and leveraging cloud-native tools, organizations can build scalable, secure, and future-ready patient engagement platforms.