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Academy

Healthcare Data
Integration Reference

In-depth technical guides for HL7 v2, FHIR R4, and EDI X12 — written by the engineers who build these integrations every day.

452Pages total
3Standards covered
452Guides available
Standards Covered

Pick Your Track

Each track covers every message type, segment, transport method, and real-world integration pattern.

443 pages

HL7 v2

Clinical Messaging Standard

HL7 v2 is the backbone of clinical data exchange — ADT events, lab orders, results, documents, and pharmacy messages that move between HIS, EHR, LIS, RIS, and billing systems across every major hospital.

Used by:EpicOracle CernerMEDITECH+2 more
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FHIR R4

RESTful Healthcare API

FHIR is the modern REST API standard for healthcare data exchange. JSON or XML resources, standard HTTP operations, and a rich ecosystem of Implementation Guides power interoperability for payers, providers, and apps.

Used by:All modern EHR APIsCMS Interoperability RuleApple Health+1 more
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Coming Soon

EDI / X12

Healthcare Transactions Standard

ASC X12 transactions handle administrative and financial healthcare data — claims (837), remittances (835), eligibility (270/271), authorizations (278), and supply chain transactions used by every major payer.

Used by:CMSBCBSAetna+2 more
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Latest Articles

Latest Articles

In-depth reference articles covering common integration patterns and message types.

View all HL7 guides
EDI / X12 3 min

835 — Remittance Advice (ERA)

The 835 ERA explains how a claim was adjudicated — what was paid, adjusted, and denied. Auto-posting 835s into the practice management system eliminates manual payment entry.

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EDI / X12 3 min

270/271 — Eligibility Inquiry & Response

The 270 inquires about a patient's insurance eligibility; the 271 is the payer's response. Together they power real-time benefits verification before service.

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FHIR 3 min

FHIR Patient Resource

The Patient resource is the cornerstone of every FHIR implementation.

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FHIR 3 min

FHIR Bundle — Transactions & Batches

FHIR Bundles let you send multiple resources in a single HTTP request.

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EDI / X12 3 min

EDI X12 837 — Professional Claim

The 837P transaction is the electronic equivalent of the CMS-1500 paper claim.

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FHIR 3 min

FHIR Patient Resource

The FHIR Patient resource represents a person receiving care. It carries identifiers, name, demographics, contact info, and links to other patients.

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Ready to Put This Into Practice?

Talk to a Vorro integration expert about your specific HL7, FHIR, or EDI environment.

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