Table 5.

Data Standards

STANDARD	USING
International Classification of Diseases (ICD) version 9, 10	44% (15/34)
Current Procedural Terminology (CPT)	29% (10/34)
Healthcare Common Procedure Coding System (HCPCS)	24% (8/34)
XML	24% (8/34)
SNOMED CT	21% (7/34)
Logical Observation Identifiers Names and Codes (LOINC)	18% (6/34)
HL7 Quality Reporting Document Architecture Category III (QRDA III)	18% (6/34)
Other	12% (4/34)
National Drug Codes (NDC)	6% (2/34)
Unique Device Identification (UDI)	3% (1/34)
HL7 Fast Health Interoperable Resources (FHIR)	3% (1/34)