{
  "resourceType": "Observation",
  "id": "tpmt-genotype-1288992",
  "status": "final",
  "code": {
    "coding": [
      {
        "system": "http://snomed.info/sct",
        "code": "363779003",
        "display": "Genotype determination"
      }
    ],
    "text": "Diplotype Call"
  },
  "subject": {
    "reference": "Patient/smart-1288992"
  },
  "effectiveDateTime": "2016-06-21",
  "issued": "2016-06-22T17:46:06-05:00",
  "valueString": "*1/*1",
  "component": [
    {
      "code": {
        "coding": [
          {
            "system": "http://snomed.info/sct",
            "code": "67271001",
            "display": "Gene"
          }
        ]
      },
      "valueCodeableConcept": {
        "coding": [
          {
            "system": "http://www.genenames.org",
            "code": "HGNC:12014",
            "display": "TPMT"
          }
        ]
      }
    }
  ]
}

{
  "resourceType": "Observation",
  "id": "tpmt-genotype-1288992",
  "status": "final",
  "code": {
    "coding": [
      {
        "system": "http://snomed.info/sct",
        "code": "363779003",
        "display": "Genotype determination"
      }
    ],
    "text": "Diplotype Call"
  },
  "subject": {
    "reference": "Patient/smart-1288992"
  },
  "effectiveDateTime": "2016-06-21",
  "issued": "2016-06-22T17:46:06-05:00",
  "performer": [
    {
      "reference": "Organization/1832473e-2fe0-452d-abe9-3cdb9879522f",
      "display": "Acme Laboratory, Inc"
    }
  ],
  "valueString": "*1/*1",
  "component": [
    {
      "code": {
        "coding": [
          {
            "system": "http://snomed.info/sct",
            "code": "67271001",
            "display": "Gene"
          }
        ]
      },
      "valueCodeableConcept": {
        "coding": [
          {
            "system": "http://www.genenames.org",
            "code": "HGNC:12014",
            "display": "TPMT"
          }
        ]
      }
    }
  ]
}

Add missing performer for patient smart-1288992
Add missing performer for patient smart-1288992
