Medplum
Medplum is an Apache 2.0 open-source, FHIR-native developer platform for shipping clinical software. It bundles a FHIR R4 datastore, REST and GraphQL APIs, a TypeScript SDK, React component library, OAuth 2.0 / SMART on FHIR authentication, declarative Access Policies, Subscriptions, and TypeScript-based serverless Bots — sold as a hosted service at api.medplum.com and as a self-hostable monorepo on GitHub. Medplum is HIPAA, SOC 2 Type II, and ONC-certified.
Medplum publishes 1 API on the APIs.io network: Fhir API. Tagged areas include Healthcare, FHIR, Open Source, Developer Platform, and HIPAA.
The Medplum catalog on APIs.io includes 1 JSON-LD context and 2 Spectral governance rulesets.
Medplum’s developer surface includes authentication, documentation, getting-started guide, API reference, CLI, developer console, pricing, and 33 more developer resources.
Kin Score
APIs 4
Individual APIs this provider publishes, each with its own machine-readable definition.
Medplum GraphQL API
FHIR-aware GraphQL endpoint at https://api.medplum.com/fhir/R4/$graphql. Supports typed nested queries, reverse-reference traversal (_reference), FHIRPath-style array filtering,...
Medplum Bots
Bots are TypeScript serverless functions (AWS Lambda-style) executed in response to FHIR Subscriptions, HTTP triggers, or scheduled cron. Bots are the backbone of Medplum integr...
Medplum Subscriptions
FHIR Subscription resources that match a search criteria and dispatch real-time notifications via REST hooks (webhooks) or Websockets when matching resources are created or upda...
Medplum Fhir API
The Fhir API from Medplum — 4 operation(s) for fhir.
Postman Collections 1
Ready-to-run Postman collections for exercising this provider's APIs.
Medplum - OpenAPI 3.0
POSTMANArazzo Workflows 11
Multi-step API workflows described with the Arazzo specification.
Medplum Amend Resource With History
Read a resource, update it, then inspect its version history and prior version.
ARAZZOMedplum Clinical Data Query
Locate a patient by name, read the Patient resource, then pull that patient's Observations.
ARAZZOMedplum Create Diagnostic Report
Create an Observation result, then assemble a DiagnosticReport that references it.
ARAZZOMedplum Deploy Bot
Create a Bot resource, then create a Subscription that invokes the Bot on resource changes.
ARAZZOMedplum FHIR Resource CRUD
Create a FHIR R4 resource, read it back by id, update it, then search the resource type for it.
ARAZZOMedplum Finalize Observation
Find a preliminary Observation, patch its status to final, and read it back to confirm.
ARAZZOMedplum Find And Delete Resource
Search a resource type, and if a match is found read it for audit then delete it.
ARAZZOMedplum Register Patient With Observation
Create a Patient, then record a vital-sign Observation that references that patient.
ARAZZOMedplum FHIR Resource Versioning
Create a FHIR resource, update it to mint a new version, read its history, then read a specific version.
ARAZZOMedplum Schedule Encounter
Create a Practitioner, create an Encounter linking the patient and practitioner, then read it back.
ARAZZOMedplum Upsert Patient
Search for a Patient by identifier and update it if found, otherwise create it.
ARAZZOScroll for all 11
MCP Servers 1
Model Context Protocol servers that expose these APIs to AI agents.
medplum-mcp.yml
MCP SERVERGraphQL 1
GraphQL schemas published by this provider.
Medplum GraphQL API
FHIR-aware GraphQL endpoint at https://api.medplum.com/fhir/R4/$graphql. Supports typed nested queries, reverse-reference traversal (_reference), FHIRPath-style array filtering,...
GRAPHQLPricing Plans 1
Published pricing tiers and plan structures.
Rate Limits 1
Documented rate limits and quota policies.
Medplum Rate Limits
RATE LIMITSFinOps 1
Cost, billing, and metering signals for API financial operations.
Medplum Finops
FINOPSFeatures 9
Notable capabilities this provider offers.
FHIR-Native Datastore
PostgreSQL-backed datastore that natively models FHIR R4 resources, including search, history, and versioning.
REST + GraphQL APIs
Dual API surface — FHIR REST and FHIR-aware GraphQL — sharing the same authorization, schema, and access policies.
Bots (Serverless TypeScript Functions)
AWS Lambda-style TypeScript functions executed by Subscriptions, HTTP, or cron triggers; the integration backbone of Medplum.
Subscriptions (Webhooks + Websockets)
FHIR Subscription resources dispatch real-time notifications when matching resources change.
Access Policies
Declarative resource- and field-level authorization rules attached to ProjectMembership.
SMART on FHIR + OAuth 2.0
Standards-based authentication and authorization, supporting SMART App Launch 2.0.0 and Bulk Data 2.0.0.
TypeScript SDK and React Components
@medplum/core, @medplum/react, and @medplum/react-hooks provide typed client and reusable UI primitives.
On-Premise Agent
Bridges local clinical systems (HL7v2, DICOM, MLLP) to Medplum cloud.
AWS CDK Deployment
First-class CDK constructs for self-hosting Medplum on AWS.
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Semantic Vocabularies 1
JSON-LD contexts and semantic vocabularies used across these APIs.
Medplum Context
JSON-LDSpectral Rules 2
Spectral governance rulesets for linting and validating these APIs.
Medplum API Rules
SPECTRALMedplum API Rules
SPECTRALJSON Schema 9
Standalone JSON Schema definitions for this provider's data models.
Bot
JSON SCHEMACondition
JSON SCHEMAEncounter
JSON SCHEMAMedicationRequest
JSON SCHEMAObservation
JSON SCHEMAOrganization
JSON SCHEMAPatient
JSON SCHEMAPractitioner
JSON SCHEMASubscription
JSON SCHEMAScroll for all 9
JSON Structure 1
JSON Structure definitions describing this provider's data shapes.
Medplum Patient Structure
JSON STRUCTUREExamples 5
Example request and response payloads for these APIs.
Security Posture 4
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Agentic Access 1
Recommended x-agentic-access execution contracts for AI agents.
Use Cases 7
What developers build with this provider.
Custom EHR Development
Build custom electronic health records on top of FHIR-native storage and React UI components.
Patient Engagement Portals
Ship patient-facing portals using SMART on FHIR auth and the Medplum React component library.
AI Scribe and Clinical Documentation
Capture clinical notes, run them through LLM pipelines via Bots, and persist structured FHIR resources.
HL7v2 to FHIR Integration
Receive legacy HL7v2 ADT, ORU, and SIU messages via the on-premise Agent and convert them to FHIR with Bots.
Population Health and Analytics
Use Bulk Data 2.0 exports and GraphQL aggregations for cohort and population-level analysis.
Care Management Workflows
Model longitudinal care plans, tasks, and questionnaires with FHIR-native resources.
Revenue Cycle Automation
Automate claim, coverage, and explanation-of-benefit workflows with Bots and Subscriptions.
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Integrations 8
Pre-built integrations with other platforms and tools.
AWS
First-class deployment on AWS via CDK, with Bots running on Lambda and storage on RDS PostgreSQL.
HL7v2
Bidirectional HL7v2 messaging via the Medplum on-premise Agent.
FHIRcast
Real-time clinical-context synchronization protocol support.
Stripe
Billing and payment integration examples for revenue cycle.
Twilio
SMS, voice, and messaging integration patterns via Bots.
DocuSeal / DocuSign
Patient consent and document-signing integration examples.
SendGrid / Mailgun
Transactional email integration patterns via Bots.
AWS HealthLake
Cross-platform FHIR data exchange examples.
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Solutions 6
Packaged solutions this provider offers.
Custom EHR
Build production EHR systems on top of Medplum.
Patient Portal
Reference patient-facing portal application.
Provider Portal
Reference provider-facing clinical application.
AI-Powered Clinical Scribe
Solution pattern for LLM-driven clinical documentation pipelines.
Population Health Platform
Solution pattern for cohort identification and outcome tracking.
Revenue Cycle Management
Solution pattern for automating claims, coverage, and billing workflows.
Resources
Get Started 2
Portal, sign-up, and the first successful call
Documentation 2
Reference material describing how the API behaves
Agent Surfaces 2
MCP servers, agent skills, and machine-readable catalogs
Design & Contract 12
Pagination, idempotency, versioning, errors, and events
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Build 7
SDKs, sample code, and the tooling you integrate with
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Access & Security 5
Authentication, authorization, and security posture
Operate 3
Status, limits, changes, and where to get help
Commercial 6
Pricing, plans, and the legal terms of use
Company 2
The organization behind the API