What I make of it
In-store entry is generic X12; the 837/835/270-271 HIPAA sets may deserve their own treatment.
X12 EDI (HIPAA transaction sets)
Exchange Schema
Healthcare
specification sold
Chartered by the American National Standards Institute for more than 40 years, X12 develops and maintains EDI standards and XML schemas which drive business processes globally....
Also in the API standards catalog
This standard shows up on both sides of the house — as a data model here, and as a standard applied in API operations. Same standard, two lenses.
See it as an API standard →Other healthcare data models
HL7 CDA / C-CDA
Exchange Schema
CPT and HCPCS (Current Procedural Terminology)
Code System
Da Vinci Project Implementation Guides
Exchange Schema
DICOM
Information Model
DOID (Human Disease Ontology)
Ontology / Vocabulary
HL7 FHIR
Exchange Schema
HL7 RIM (Reference Information Model)
Information Model
HL7 Version 2
Exchange Schema
i2b2 star schema
Information Model
ICD-11 (International Classification of Diseases)
Code System
ICF (International Classification of Functioning)
Code System
IHE Technical Frameworks and Profiles
Exchange Schema