Acronyms
EHR Structure and Basics
Interoperability
Healthcare Systems
Standards and Coding
100

EHR

Electronic Health Record

100

This is the digital version of a patient’s paper chart, updated in real time. 

What is an Electronic Health Record (EHR)

100

This standard uses APIs to enable real-time data exchange and supports patient-facing apps like SMART integrations.

What is FHIR?

100

EHR, LIS, and RIS are examples of this type of system.

What are clinical systems?

100

This messaging standard is used for ADT transactions.

What is HL7?

200

HIE

Health Information Exchange

200

This EHR function alerts providers to drug interactions and preventive care needs.

What is clinical decision support?

200

This level ensures data is formatted consistently using standards like HL7.

What is structural interoperability?

200

Billing, scheduling, and coding fall under this system category.

What are administrative systems?

200

This modern API-based standard enables real-time data sharing.

What is FHIR?

300

EMR

Electronic Medical Record

300

This era involved handwritten records stored in filing cabinets.

What is the pre-digital era?

300

This term refers to systems exchanging and using health data seamlessly.

What is interoperability?

300

This integration improves workflows, safety, and billing accuracy.

What is integration of clinical and administrative systems?

300

This coding system is used for diagnoses in healthcare.

What is ICD-10-CM?


400

LIS

Laboratory Information System

400

This EHR component includes name, DOB, and insurance information.

What is patient demographics?

400

This level allows systems to send and receive data but not interpret it.

What is foundational interoperability?


400

This system manages lab orders, specimen tracking, and test results within a healthcare organization.

What is a Laboratory Information System (LIS)?

400

This coding system is used for outpatient procedures.

What is CPT?

500

HL7

Health Level Seven

500

This section contains past diagnoses, surgeries, and allergies.

What is medical history?

500

This highest level enables systems to understand shared data meaning.

What is semantic interoperability?

500

This administrative system is responsible for scheduling appointments and patient registration.

What is a Practice Management (PM) system?

500

This terminology system supports detailed clinical documentation.

What is SNOMED CT?

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