Ottehr

JSON twin: https://www.healthaidb.com/software/ottehr.json

Company Name

MassLight

Product URL

https://www.masslight.com

Company URL

https://www.masslight.com

Categories

• clinical Care
• administrative Operations
• patient Facing
• telehealth
• revenue Cycle
• data Integration
• software Development
• Clinical
• Administrative
• Revenue Cycle Management
• Interoperability
• Open Source

Summary

Ottehr is an open-source, FHIR-native electronic health record (EHR) system designed for developers to customize and deploy for ambulatory and telehealth workflows.

Description

Ottehr is a modular, open-source EHR and patient portal built on a modern tech stack (React/Node.js/FHIR), offering features like patient registration, appointment scheduling, telehealth integration, e-prescribing, clinical charting, and revenue cycle management. It is designed for easy customization and white-labeling, allowing organizations to adapt it to their specific needs. Ottehr can be self-hosted or used with the Oystehr SaaS platform, providing flexibility in deployment. It is HIPAA-compliant and offers a BAA, with data encryption in transit and at rest, role-based access control, and audit logs. The platform is free to fork and use, with commercial licensing available upon request.

Api Available

yes

Certifications

• SOC 2
• ONC Certification (referenced)
• ISO 9001

Company Founding

2000

Company Offices

• United States

Compliance

• HIPAA
• SOC 2
• ONC (documentation referencing ONC certification)
• ISO 9001

Customers

• Digital Health Provider
• Ambulatory Practice
• Hospital/Health System
• Government

Data Residency

Self-hosting allows customer-controlled region (AWS/GCP); vendor SaaS offered on major cloud regions (US and configurable cloud regions)

Data Standards

• FHIR (R4+)
• HL7 v2
• FHIR Bulk Data (Export)
• SNOMED CT
• ICD-10
• LOINC
• DICOM (radiology support)

Deployment Model

• open_source/self-hosted
• SaaS (hosted via Oystehr)
• cloud (AWS, GCP)

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

Id

SW1960

Integration Partners

• Oystehr
• ClickSend
• UMLS/NLM Terminology Services

Integrations

• Oystehr
• ClickSend
• UMLS / NLM Terminology Services
• 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

Languages Supported

• English

Last Updated

2025-10-11

License

MassLight custom permissive (MIT-like) with required attribution to Oystehr/Ottehr/MassLight; see LICENSE in repository

Market Segment

• enterprise
• smb
• developer-focused

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

Os Platforms

• Web (browser)
• iOS (mobile/web app)
• Android (mobile/web app)

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).

Pricing Model

free

Privacy Features

• BAA available
• Consent management (configurable)
• Data minimization and configurable retention
• Anonymization/pseudonymization options (via platform extensibility)

Product Code

SW1960

Product Name

Ottehr

Ratings

• 1.0 out of 5 on Capterra

Regions Available

• United States
• Global

Related Urls

• https://www.healthaidb.com/software/ottehr
• https://elion.health/products/ottehr
• https://www.capterra.com/p/10024445/Ottehr/
• https://www.linkedin.com/company/ottehr/

Release Year

2025

Security Features

• Encryption in transit (TLS)
• Encryption at rest
• RBAC (roles/permissions)
• SSO/SAML support
• Audit logs / resource provenance
• 2‑factor authentication (2FA)

Specialties

• Primary Care
• Ambulatory Care
• Telemedicine
• Behavioral Health
• Chronic Care Management

Support Channels

• email
• phone
• chat
• ticketing
• community
• 24x7

System Requirements

Linux, Docker/Kubernetes, Node.js services, PostgreSQL

Target Users

• developers
• clinicians
• practice administrators
• telehealth providers
• IT teams

Training Options

• documentation
• webinars
• live_online
• onsite
• certification

Type

product

User Reviews

• Tried to start a conversation with the company for an equity project. Based on an awarded contract with USAID. (needed development teams). They refused to even communicate and claimed that they didn't have the experience to do what was needed.

Version

1.0

Alternatives

See related products

Canonical JSON

{
  "product_name": "Ottehr",
  "company_name": "MassLight",
  "product_url": "https://www.masslight.com",
  "company_url": "https://www.masslight.com",
  "related_urls": [
    "https://www.healthaidb.com/software/ottehr",
    "https://elion.health/products/ottehr",
    "https://www.capterra.com/p/10024445/Ottehr/",
    "https://www.linkedin.com/company/ottehr/"
  ],
  "product_code": "SW1960",
  "summary": "Ottehr is an open-source, FHIR-native electronic health record (EHR) system designed for developers to customize and deploy for ambulatory and telehealth workflows.",
  "description": "Ottehr is a modular, open-source EHR and patient portal built on a modern tech stack (React/Node.js/FHIR), offering features like patient registration, appointment scheduling, telehealth integration, e-prescribing, clinical charting, and revenue cycle management. It is designed for easy customization and white-labeling, allowing organizations to adapt it to their specific needs. Ottehr can be self-hosted or used with the Oystehr SaaS platform, providing flexibility in deployment. It is HIPAA-compliant and offers a BAA, with data encryption in transit and at rest, role-based access control, and audit logs. The platform is free to fork and use, with commercial licensing available upon request.",
  "categories": [
    "clinical Care",
    "administrative Operations",
    "patient Facing",
    "telehealth",
    "revenue Cycle",
    "data Integration",
    "software Development",
    "Clinical",
    "Administrative",
    "Patient-facing",
    "Telehealth",
    "Revenue Cycle Management",
    "Interoperability",
    "Open Source"
  ],
  "market_segment": [
    "enterprise",
    "smb",
    "developer-focused"
  ],
  "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",
  "company_offices": [
    "United States"
  ],
  "company_founding": "2000",
  "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": [
    "Oystehr",
    "ClickSend",
    "UMLS / NLM Terminology Services",
    "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": "Linux, Docker/Kubernetes, Node.js services, PostgreSQL",
  "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": [
    "Digital Health Provider",
    "Ambulatory Practice",
    "Hospital/Health System",
    "Government"
  ],
  "user_reviews": [
    "Tried to start a conversation with the company for an equity project. Based on an awarded contract with USAID. (needed development teams). They refused to even communicate and claimed that they didn't have the experience to do what was needed."
  ],
  "ratings": [
    "1.0 out of 5 on Capterra"
  ],
  "support_channels": [
    "email",
    "phone",
    "chat",
    "ticketing",
    "community",
    "24x7"
  ],
  "training_options": [
    "documentation",
    "webinars",
    "live_online",
    "onsite",
    "certification"
  ],
  "release_year": "2025",
  "integration_partners": [
    "Oystehr",
    "ClickSend",
    "UMLS/NLM Terminology Services"
  ],
  "id": "SW1960",
  "slug": "ottehr",
  "type": "product",
  "version": "1.0",
  "last_updated": "2025-10-11",
  "links_json": {
    "self": "https://www.healthaidb.com/software/ottehr.json"
  }
}