| ACM | Alert Communication Management |
| ADF | Architecture Development Facilitator |
| ADT | Admission/Discharge/Transfer |
| AEODRS | Advanced Explosive Ordnance Disposal Robotic System |
| AHA | American Hospital Association |
| APB | Advanced Processor Build |
| API | Application Programming Interface |
| A-RCI | Acoustic Rapid Commercial-off-the-shelf Insertion |
| BCMA | Bedside Computer-assisted Medication Administration |
| CCD | Continuity of Care Document |
| C-CDA | Consolidated-Clinical Document Architecture |
| CDA | Clinical Document Architecture |
| CHPL | Certified Health IT Product List |
| CDS | Core Data Services |
| CMI | Center for Medical Interoperability |
| CMS | Centers for Medicare and Medicaid Services |
| COTS | Commercial Off-The-Shelf |
| CT | Consistent Time |
| DEC | Device Enterprise Communications |
| DHA | Defense Health Agency |
| DICOM | Digital Imaging and Communication in Medicine |
| DIM | Domain Information Model |
| DOC | Device Observation Consumer |
| DoD | US Department of Defense |
| DOR | Device Observation Reporter |
| DSTU | Draft Standard for Trial Use |
| ED | Emergency Department |
| EHR | Electronic Health Record |
| EMR | Electronic Medical Record |
| ERP | Enterprise Resource Planning |
| ERS | Endoscopy Report Software |
| FDA | US Food and Drug Administration |
| FHIR | HL7 Fast Healthcare Interoperability Resources |
| GPO | Group Purchasing Organizations |
| HCA | Hospital Corporations of America |
| HCDO | Health Care Delivery Organization |
| HIE | Health Information Exchanges |
| HIMSS | Health Information Management Systems Society |
| HIT | Health Information Technology |
| HITECH | Health Information Technology for Economics and Clinical Health Act |
| HL7 | Health Level Seven |
| ICDs | Interface Control Documents |
| ICD-10 CM | International Classification of Diseases, Tenth Revision, Clinical Modification |
| ICU | Intensive Care Unit |
| IEEE | Institute of Electrical and Electronic Engineers |
| IEEE 11073 | IEEE 11073 Healthcare Informatics Standards |
| IHE | Integrating the Healthcare Enterprise |
| ISA | Office of the National Coordinator for Health IT’s Interoperability Standards Advisory |
| IT | Information Technology |
| JSON | JavaScript Object Notation |
| LIS | Laboratory Information System |
| LOINC | Logical Observation Identifiers Names and Codes |
| LTW | Laboratory Testing Workflow |
| MDIC | Medical Device Innovation Consortium |
| MD FIRE | Medical Device Free Interoperability Requirements for the Enterprise |
| MD PnP | Medical Device Plug-and-Play |
| MGH | Massachusetts General Hospital |
| MHS | Military Health System |
| MOSA | Modular Open System Architecture |
| MTF | Military Treatment Facilities |
| NEST | National Evaluation System for health Technology |
| NAM | National Academy of Medicine |
| NIH | National Institutes of Health |
| NIST | National Institute of Standards and Technology |
| OA | Open Architecture |
| ONC | Office of the National Coordinator for Health IT |
| OpenICE | Open-source Integrated Clinical Environment |
| PC | Personal Computer |
| PCA | Patient Controlled Analgesia |
| PCAST | President’s Council of Advisors on Science and Technology |
| PCD | Patient Care Device |
| PDMP | Prescription Drug Monitoring Program |
| PIV | Point-of-Care Infusion Verification |
| PoC | Point of Care |
| REST | Representational State Transfer |
| RFI | Request for Information |
| RFP | Requests for Proposal |
| SMART | Substitutable Medical Applications and Reusable Technologies |
| SNOMED-CT | Systemized Nomenclature of Medicine—Clinical Terms |
| TCP/IP | Transmission Control Protocol/Internet Protocol |
| UGV | Unmanned Ground Vehicle |
| VA | Veterans Affairs |
| XML | eXtensible Markup Language |