HL7 (Health Level Seven International)

HL7 refers to Health Level Seven International, a set of international standards for transfer of clinical and administrative data between software applications used by various healthcare providers. These standards focus on the interface requirements of healthcare system components, ensuring that systems communicate accurately and promptly.

HL7 has several versions, with HL7 V2 being the most implemented but considered less interoperable, and HL7 V3 being more robust and consistent but more difficult to implement. It’s important to note that “HL7” usually refers to V2, as it’s more commonly used.

FHIR (Fast Healthcare Interoperability Resources)

FHIR (pronounced “fire”) is a standard developed by HL7 for exchanging healthcare information electronically. It leverages several modern web standards such as RESTful APIs, OAuth for authorization, and HTTP(S) for communication. FHIR was designed with the complexity of healthcare data in mind, and has a modular approach based on “resources”. Each resource addresses a specific healthcare concept, such as a patient, a doctor, a medication, etc.

Impact on the Medical Economic Chain

The medical economic chain refers to the series of processes that take place in healthcare, from patient admission to treatment, billing, and follow-ups. The chain involves various stakeholders, including healthcare providers, insurance companies, pharmaceutical companies, and patients.

HL7 and FHIR play critical roles in the medical economic chain:

1. Improved Efficiency: Both standards promote efficient exchange of healthcare data between systems. This can result in faster diagnoses, more accurate billing, and better management of patient records, reducing administrative costs and potentially lowering healthcare costs overall.
2. Interoperability: FHIR and HL7 support interoperability, which is critical in modern healthcare. It allows different healthcare systems to communicate and exchange data, which can lead to improved patient care. This also has economic implications, as it can prevent unnecessary duplicate tests and procedures.
3. Enabling New Business Models: The interoperability provided by FHIR can enable new business models. For example, healthcare providers could provide a more personalized service by accessing comprehensive patient data from various sources.
4. Quality of Care: By ensuring data can be exchanged and understood across different systems, these standards contribute to better patient outcomes. Better health outcomes can decrease the economic burden of diseases.
5. Data Sharing and Collaboration: FHIR and HL7 facilitate better collaboration between different stakeholders in the healthcare industry. For instance, insurance companies can process claims more efficiently if they have accurate data from healthcare providers.

In conclusion, HL7 and FHIR have a profound impact on the medical economic chain. They foster better communication, collaboration, and data sharing in the healthcare industry, potentially leading to lower costs, improved patient outcomes, and innovative business models.

This post was originally posted in https://www.atruedev.com/blog/fhir-introduction