Health IT and Electronic Health Definitions

This glossary explains the meaning of key words and phrases that information technology (IT) and business professionals use when discussing health IT and related software products. You can find additional definitions by visiting WhatIs.com or using the search box below.

  • L

    Laboratory Data Sharing Interoperability (LDSI)

    Laboratory Data Sharing Interoperability (LDSI) is an initiative that allows chemistry and hematology lab tests and results to be shared between the Veterans Administration, the Department of Defense and private or commercial laboratories.

  • laboratory information system

    A laboratory information system (LIS) is software that collects, stores and produces reports from medical test data.

  • legal health record

    A legal health record is the record of patient health that is created by a health care organization for its own business record. It is also the record that is produced upon request from patients or legal services.

  • LOINC (Logical Observation Identifiers Names and Codes)

    LOINC, the Logical Observation Identifiers Names and Codes, is a standard for identifying medical laboratory observations. It was created in 1994 by the Regenstrief Institute Inc., an Indianapolis-based research organization affiliated with Indiana University, in response to demand for the electronic movement of clinical data.

  • M

    MACRA (Medicare Access and CHIP Reauthorization Act of 2015)

    MACRA (Medicare Access and CHIP Reauthorization Act of 2015) is U.S. healthcare legislation that provides a new framework for reimbursing clinicians who successfully demonstrate value over volume in patient care.

  • Maintenance Management Information System (MMIS)

    Maintenance Management Information System (MMIS) is a mechanized claims processing and information retrieval system for Medicaid that's required by the federal government.

  • McKesson Corp.

    McKesson Corp. is a provider of medicines, pharmaceutical supplies and health information technology including nursing automation, practice management, clinical decision support systems, secure online healthcare communication and electronic health records systems. Based in San Francisco, it is one of the largest providers of these services in the United States and has more than 32,000 employees.

  • meaningful use

    Meeting the criteria of meaningful use of electronic health records earns healthcare providers reimbursement payments from an EHR incentive program.

  • meaningful use attestation

    Meaningful use attestation, in a health information technology (HIT) context, is a process that documents that an organization or individual has successfully demonstrated meaningful use and is successfully fulfilling the requirements for electronic health records (EHR) and related technology.

  • meaningful use stage 1

    Meaningful use stage 1 is the first phase of the United States federal government's meaningful use incentive program, which details the requirements for the use of electronic health record (EHR) systems by hospitals and eligible health care professionals.

  • meaningful use stage 2

    Meaningful use stage 2 is the second phase of the meaningful use incentive program that details the second phase of requirements for the use of electronic health record (EHR) systems by hospitals and eligible health care providers.

  • meaningful use stage 3

    Meaningful use stage 3 is the third phase of the federal incentive program that details requirements for the use of electronic health record systems by hospitals and eligible healthcare professionals. However, the new MACRA law will change the overall meaningful use program, which may eventually lessen stage 3's influence.

  • medical 3-D printing

    Medical 3-D printing is a growing field dedicated to creating medical implants, devices, prosthetics and even human tissue using 3-D printing technology.

  • medical device class (MDC)

    Medical device class (MDC) is a category that defines the amount of risk involved with a medical device in the United States and the proper procedures that must be followed when manufacturing and using the device.

  • medical scribe

    A medical scribe is a healthcare employee that assists medical professionals with documenting patients' medical histories.

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