| Code | Display | Definition |
| read |
Read |
Read the current state of the resource. |
| vread |
Version Read |
Read the state of a specific version of the resource. |
| update |
Update |
Update an existing resource by its id. |
| updateCreate |
Create using Update |
Update an existing resource by its id (or create it if it is new). |
| patch |
Patch |
Patch an existing resource by its id. |
| delete |
Delete |
Delete a resource. |
| deleteCondSingle |
Conditional Delete Single |
Conditionally delete a single resource based on search parameters. |
| deleteCondMultiple |
Conditional Delete Multiple |
Conditionally delete one or more resources based on search parameters. |
| history |
History |
Retrieve the change history for a particular resource or resource type. |
| create |
Create |
Create a new resource with a server assigned id. |
| search |
Search |
Search based on some filter criteria. |
| batch |
Batch |
Update, create or delete a set of resources as independent actions. |
| transaction |
Transaction |
Update, create or delete a set of resources as a single transaction. |
| capabilities |
Capabilities |
Get a capability statement for the system. |
| apply |
$apply |
Realizes an ActivityDefinition in a specific context |
| closure |
$closure |
Closure Table Maintenance |
| find-matches |
$find-matches |
Finding Codes based on supplied properties |
| conforms |
$conforms |
Compare two systems CapabilityStatements |
| data-requirements |
$data-requirements |
Aggregates and returns the parameters and data requirements for a resource and all its dependencies as a single module definition |
| document |
$document |
Generate a Document |
| evaluate |
$evaluate |
Request clinical decision support guidance based on a specific decision support module |
| evaluate-measure |
$evaluate-measure |
Invoke an eMeasure and obtain the results |
| everything |
$everything |
Return all the related information as described in the Encounter or Patient |
| expand |
$expand |
Value Set Expansion |
| find |
$find |
Find a functional list |
| graphql |
$graphql |
Invoke a GraphQL query |
| implements |
$implements |
Test if a server implements a client's required operations |
| lastn |
$lastn |
Last N Observations Query |
| lookup |
$lookup |
Concept Look Up and Decomposition |
| match |
$match |
Find patient matches using MPI based logic |
| meta |
$meta |
Access a list of profiles, tags, and security labels |
| meta-add |
$meta-add |
Add profiles, tags, and security labels to a resource |
| meta-delete |
$meta-delete |
Delete profiles, tags, and security labels for a resource |
| populate |
$populate |
Populate Questionnaire |
| populatehtml |
$populatehtml |
Generate HTML for Questionnaire |
| populatelink |
$populatelink |
Generate a link to a Questionnaire completion webpage |
| process-message |
$process-message |
Process a message according to the defined event |
| questionnaire |
$questionnaire |
Build Questionnaire |
| stats |
$stats |
Observation Statistics |
| subset |
$subset |
Fetch a subset of the CapabilityStatement resource |
| subsumes |
$subsumes |
CodeSystem Subsumption Testing |
| transform |
$transform |
Model Instance Transformation |
| translate |
$translate |
Concept Translation |
| validate |
$validate |
Validate a resource |
| validate-code |
$validate-code |
ValueSet based Validation |