JSON twin: https://www.healthaidb.com/software/ottehr.json
MassLight
https://www.ottehr.com/product
Ottehr is an open-source, FHIR-native, modular EHR and patient portal designed for developers to fork and deploy production-ready ambulatory and telehealth workflows.
Ottehr provides a React/Node.js front-end EHR and patient intake portal built on Oystehr backend services. Features include scheduling, queuing, patient intake, telehealth (secure video/chat), messaging (SMS/chat), eRx, clinical charting modules, and extensible modules for orders and revenue cycle management; distributed as a forkable, production-ready codebase with deployment scripts and integration guidance.
yes
2000
Self-hosting allows customer-controlled region (AWS/GCP); vendor SaaS offered on major cloud regions (US and configurable cloud regions)
P1223
2025-09-07
MassLight custom permissive (MIT-like) with required attribution to Oystehr/Ottehr/MassLight; see LICENSE in repository
Open-source and free to fork/use. Runs with a free Oystehr account; commercial/attribution-free licensing available by contacting vendor (info@oystehr.com).
free
2025
Can be self-hosted: Linux, Docker/Kubernetes, Node.js services, PostgreSQL; or use Oystehr SaaS (AWS/GCP).
product
1.0
{
"company_name": "MassLight",
"company_url": "https://www.masslight.com",
"company_offices": [
"United States"
],
"company_founding": "2000",
"product_url": "https://www.ottehr.com/product",
"categories": [
"clinical",
"administrative",
"patient-facing",
"telehealth",
"revenue cycle management",
"interoperability",
"open-source"
],
"market_segment": [
"enterprise",
"smb",
"developer-focused"
],
"links": [
"https://www.ottehr.com/",
"https://www.ottehr.com/product",
"https://docs.oystehr.com/ottehr/welcome/",
"https://github.com/masslight/ottehr",
"https://masslight.com/products/ottehr",
"https://elion.health/products/ottehr",
"https://www.capterra.com/p/10024445/Ottehr/",
"https://www.linkedin.com/company/ottehr/",
"https://www.ottehr.com/privacy-policy",
"mailto:info@ottehr.com"
],
"summary": "Ottehr is an open-source, FHIR-native, modular EHR and patient portal designed for developers to fork and deploy production-ready ambulatory and telehealth workflows.",
"description": "Ottehr provides a React/Node.js front-end EHR and patient intake portal built on Oystehr backend services. Features include scheduling, queuing, patient intake, telehealth (secure video/chat), messaging (SMS/chat), eRx, clinical charting modules, and extensible modules for orders and revenue cycle management; distributed as a forkable, production-ready codebase with deployment scripts and integration guidance.",
"target_users": [
"developers",
"clinicians",
"practice administrators",
"telehealth providers",
"IT teams"
],
"specialties": [
"primary care",
"ambulatory care",
"telemedicine",
"behavioral health",
"chronic care management"
],
"regions_available": [
"United States",
"Global"
],
"languages_supported": [
"English"
],
"pricing_model": "free",
"pricing_details": "Open-source and free to fork/use. Runs with a free Oystehr account; commercial/attribution-free licensing available by contacting vendor (info@oystehr.com).",
"license": "MassLight custom permissive (MIT-like) with required attribution to Oystehr/Ottehr/MassLight; see LICENSE in repository",
"deployment_model": [
"open_source/self-hosted",
"SaaS (hosted via Oystehr)",
"cloud (AWS, GCP)"
],
"os_platforms": [
"Web (browser)",
"iOS (mobile/web app)",
"Android (mobile/web app)"
],
"features": [
"Patient registration and demographics",
"Appointment scheduling and tracking boards",
"Telemedicine (secure video, waiting rooms, chat)",
"Provider documentation / visit notes",
"e-Prescribing (eRx) and medication search",
"Patient paperwork / forms",
"Patient-facing portal / appointment management",
"Lab ordering and results ingestion",
"Billing / RCM workflows (eligibility, remits, claims)",
"Messaging and transactional SMS",
"Fax send/register integration",
"Role-based access and staff management",
"FHIR-native API and bulk data export",
"Audit history / resource provenance",
"Extensible modular architecture (Zambda serverless extensions)",
"Theming and UI customization",
"Developer SDKs / TypeScript SDK",
"Console / developer tools",
"Batch & transaction FHIR support",
"Terminology management"
],
"optional_modules": [
"RCM / advanced billing module",
"eRx advanced integrations (pharmacy networks)",
"Telemed enhancements",
"Lab integration/onboarding module",
"Fax service connector",
"Zambda serverless extension marketplace",
"Radiology module"
],
"integrations": [
"Pharmacy e-prescribing networks (eRx) / pharmacy connectivity",
"Laboratory providers / LIS onboarding",
"Fax providers / fax gateway services",
"Payment processors / billing clearinghouses",
"Messaging/SMS gateways",
"Cloud providers (AWS, GCP) for deployment"
],
"data_standards": [
"FHIR (R4+)",
"HL7 v2",
"FHIR Bulk Data (Export)",
"SNOMED CT",
"ICD-10",
"LOINC",
"DICOM (radiology support)"
],
"api_available": "yes",
"system_requirements": "Can be self-hosted: Linux, Docker/Kubernetes, Node.js services, PostgreSQL; or use Oystehr SaaS (AWS/GCP).",
"compliance": [
"HIPAA",
"SOC 2",
"ONC (documentation referencing ONC certification)",
"ISO 9001"
],
"certifications": [
"SOC 2",
"ONC Certification (referenced)",
"ISO 9001"
],
"security_features": [
"Encryption in transit (TLS)",
"Encryption at rest",
"RBAC (roles/permissions)",
"SSO/SAML support",
"Audit logs / resource provenance",
"2‑factor authentication (2FA)"
],
"privacy_features": [
"BAA available",
"Consent management (configurable)",
"Data minimization and configurable retention",
"Anonymization/pseudonymization options (via platform extensibility)"
],
"data_residency": "Self-hosting allows customer-controlled region (AWS/GCP); vendor SaaS offered on major cloud regions (US and configurable cloud regions)",
"customers": [],
"user_reviews": [
"There's a fairly new open-source and production ready EHR called Ottehr.",
"If you have a developer, you can fork and run this open source telemed platform — works out of the box, but you'll have to have an engineer.",
"Ottehr has a fully developed telemed platform and allows you to build or customize other workflows you need for your EHR.",
"A modular, FHIR-native open source EHR that began as a reference implementation and grew into production-ready software."
],
"ratings": [
"GitHub: 228 stars (repository masslight/ottehr, 2025)"
],
"support_channels": [
"email",
"slack",
"social_media",
"schedule_demo"
],
"training_options": [
"documentation",
"live_online (demo/schedule demo)"
],
"release_year": "2025",
"integration_partners": [
"Oystehr",
"ClickSend",
"UMLS / NLM Terminology Services"
],
"id": "P1223",
"slug": "ottehr",
"type": "product",
"version": "1.0",
"last_updated": "2025-09-07",
"links_json": {
"self": "https://www.healthaidb.com/software/ottehr.json"
}
}