Order Catalog Implementation Guide, published by HL7 International / Orders and Observations. This guide is not an authorized publication; it is the continuous build for version 1.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-order-catalog/ and changes regularly. See the Directory of published versions

• Narrative Content
• XML
• JSON
• TTL

: Example CPT Codes - JSON Representation

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{
  "resourceType" : "CodeSystem",
  "id" : "example-cpt",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem example-cpt</b></p><a name=\"example-cpt\"> </a><a name=\"hcexample-cpt\"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/uv/order-catalog/CodeSystem/example-cpt</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">CPTfakecode<a name=\"example-cpt-CPTfakecode\"> </a></td><td>Potassium, serum</td><td>Example fake CPT code representing a potassium serum test</td></tr><tr><td style=\"white-space:nowrap\">CPTvitd<a name=\"example-cpt-CPTvitd\"> </a></td><td>25-(OH)-Vitamin D (D2 + D3) assay</td><td>Example code representing a Vitamin D assay</td></tr><tr><td style=\"white-space:nowrap\">B<a name=\"example-cpt-B\"> </a></td><td>Base billing unit</td><td>Example code representing a base billing unit</td></tr><tr><td style=\"white-space:nowrap\">1608<a name=\"example-cpt-1608\"> </a></td><td>BLOOD: POTASSIUM (K)</td><td>Example code for blood potassium billing</td></tr><tr><td style=\"white-space:nowrap\">1609<a name=\"example-cpt-1609\"> </a></td><td>Blood electrolyte panel</td><td>Example code for blood electrolyte panel billing</td></tr><tr><td style=\"white-space:nowrap\">0627<a name=\"example-cpt-0627\"> </a></td><td>24h urine creatinine</td><td>Example code for 24-hour urine creatinine billing</td></tr><tr><td style=\"white-space:nowrap\">0407<a name=\"example-cpt-0407\"> </a></td><td>Creatinine clearance</td><td>Example code for creatinine clearance billing</td></tr><tr><td style=\"white-space:nowrap\">0592<a name=\"example-cpt-0592\"> </a></td><td>Serum creatinine</td><td>Example code for serum creatinine billing</td></tr></table></div>"
  },
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode" : "oo"
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger" : 2,
      "_valueInteger" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/uv/order-catalog/ImplementationGuide/ig-uv-order-catalog"
          }
        ]
      }
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode" : "trial-use",
      "_valueCode" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/uv/order-catalog/ImplementationGuide/ig-uv-order-catalog"
          }
        ]
      }
    }
  ],
  "url" : "http://hl7.org/fhir/uv/order-catalog/CodeSystem/example-cpt",
  "identifier" : [
    {
      "system" : "urn:ietf:rfc:3986",
      "value" : "urn:oid:2.16.840.1.113883.4.642.40.55.16.4"
    }
  ],
  "version" : "1.0.0",
  "name" : "ExampleCPT",
  "title" : "Example CPT Codes",
  "status" : "active",
  "experimental" : false,
  "date" : "2025-11-20",
  "publisher" : "HL7 International / Orders and Observations",
  "contact" : [
    {
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/orders"
        }
      ]
    }
  ],
  "description" : "Example CodeSystem for fake CPT codes used in examples",
  "jurisdiction" : [
    {
      "coding" : [
        {
          "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code" : "001"
        }
      ]
    }
  ],
  "caseSensitive" : true,
  "content" : "complete",
  "concept" : [
    {
      "code" : "CPTfakecode",
      "display" : "Potassium, serum",
      "definition" : "Example fake CPT code representing a potassium serum test"
    },
    {
      "code" : "CPTvitd",
      "display" : "25-(OH)-Vitamin D (D2 + D3) assay",
      "definition" : "Example code representing a Vitamin D assay"
    },
    {
      "code" : "B",
      "display" : "Base billing unit",
      "definition" : "Example code representing a base billing unit"
    },
    {
      "code" : "1608",
      "display" : "BLOOD: POTASSIUM (K)",
      "definition" : "Example code for blood potassium billing"
    },
    {
      "code" : "1609",
      "display" : "Blood electrolyte panel",
      "definition" : "Example code for blood electrolyte panel billing"
    },
    {
      "code" : "0627",
      "display" : "24h urine creatinine",
      "definition" : "Example code for 24-hour urine creatinine billing"
    },
    {
      "code" : "0407",
      "display" : "Creatinine clearance",
      "definition" : "Example code for creatinine clearance billing"
    },
    {
      "code" : "0592",
      "display" : "Serum creatinine",
      "definition" : "Example code for serum creatinine billing"
    }
  ]
}