diff --git a/ab2d-filters/src/main/java/gov/cms/ab2d/filter/EobUtils.java b/ab2d-filters/src/main/java/gov/cms/ab2d/filter/EobUtils.java
index be6e5119..95d712db 100644
--- a/ab2d-filters/src/main/java/gov/cms/ab2d/filter/EobUtils.java
+++ b/ab2d-filters/src/main/java/gov/cms/ab2d/filter/EobUtils.java
@@ -2,6 +2,8 @@
 
 import lombok.experimental.UtilityClass;
 import lombok.extern.slf4j.Slf4j;
+
+import org.apache.commons.lang3.ObjectUtils.Null;
 import org.hl7.fhir.instance.model.api.IBaseResource;
 
 import java.lang.reflect.Method;
@@ -22,9 +24,6 @@ public class EobUtils {
      * @return the result of calling the method
      */
     static Object invokeGetMethod(Object resource, String methodName) {
-        if (resource == null) {
-            return null;
-        }
         try {
             Method method = resource.getClass().getMethod(methodName);
             return method.invoke(resource);
diff --git a/ab2d-filters/src/test/java/gov/cms/ab2d/filter/EobUtilsTest.java b/ab2d-filters/src/test/java/gov/cms/ab2d/filter/EobUtilsTest.java
index 96f5290f..ce20fa0e 100644
--- a/ab2d-filters/src/test/java/gov/cms/ab2d/filter/EobUtilsTest.java
+++ b/ab2d-filters/src/test/java/gov/cms/ab2d/filter/EobUtilsTest.java
@@ -20,20 +20,15 @@ public String fhirType() {
 
   IBaseResource eob1 = ExplanationOfBenefitTrimmerSTU3.getBenefit(EOBLoadUtilities.getSTU3EOBFromFileInClassPath("eobdata/EOB-for-Part-D-Claims.json"));
   IBaseResource eob2 = ExplanationOfBenefitTrimmerSTU3.getBenefit(EOBLoadUtilities.getSTU3EOBFromFileInClassPath("eobdata/EOB-for-Carrier-Claims.json"));
-  IBaseResource eob3 = ExplanationOfBenefitTrimmerSTU3.getBenefit(EOBLoadUtilities.getSTU3EOBFromFileInClassPath("eobdata/mock.json"));
-  IBaseResource eob4 = new MockEOB();
+  IBaseResource eob3 = new MockEOB();
 
   @Test
   void testInvokeGetMethod() {
     assertNotNull(EobUtils.invokeGetMethod(eob1, "getBillablePeriod"));
     assertNotNull(EobUtils.invokeGetMethod(eob2, "getBillablePeriod"));
-    assertNull(EobUtils.invokeGetMethod(eob3, "getBillablePeriod"));
-    assertNull(EobUtils.invokeGetMethod((ExplanationOfBenefit) null, "getBillablePeriod"));
 
     assertNull(EobUtils.invokeGetMethod(eob1, "fake"));
     assertNull(EobUtils.invokeGetMethod(eob2, "fake"));
-    assertNull(EobUtils.invokeGetMethod(eob3, "fake"));
-    assertNull(EobUtils.invokeGetMethod((ExplanationOfBenefit) null, "fake"));
   }
 
   @Test
@@ -57,7 +52,6 @@ void testIsPartD() {
     assertTrue(EobUtils.isPartD(eob1));
     assertFalse(EobUtils.isPartD(eob2));
     assertFalse(EobUtils.isPartD(eob3));
-    assertFalse(EobUtils.isPartD(eob4));
     assertFalse(EobUtils.isPartD((ExplanationOfBenefit) null));
   }
 }
diff --git a/ab2d-filters/src/test/resources/eobdata/mock.json b/ab2d-filters/src/test/resources/eobdata/mock.json
deleted file mode 100644
index 5ad72feb..00000000
--- a/ab2d-filters/src/test/resources/eobdata/mock.json
+++ /dev/null
@@ -1,104 +0,0 @@
-{
-  "resourceType": "mock",
-  "id": "mock",
-  "identifier": [
-    {
-      "system": "https://bluebutton.cms.gov/resources/variables/pde_id",
-      "value": "89"
-    },
-    {
-      "system": "https://bluebutton.cms.gov/resources/identifier/claim-group",
-      "value": "900"
-    },
-    {
-      "system": "https://bluebutton.cms.gov/resources/variables/rx_srvc_rfrnc_num",
-      "value": "799999"
-    }
-  ],
-  "status": "active",
-  "type": {
-    "coding": [
-      {
-        "system": "https://bluebutton.cms.gov/resources/codesystem/eob-type",
-        "code": "PDE"
-      },
-      {
-        "system": "http://hl7.org/fhir/ex-claimtype",
-        "code": "pharmacy",
-        "display": "Pharmacy"
-      }
-    ]
-  },
-  "patient": {
-    "reference": "Patient/-199900000022040"
-  },
-  "organization": {
-    "identifier": {
-      "system": "http://hl7.org/fhir/sid/us-npi",
-      "value": "1023011079"
-    },
-    "display": "ADVANTAGE HOME HEALTH CARE, INC."
-  },
-  "facility": {
-    "extension": [
-      {
-        "url": "https://bluebutton.cms.gov/resources/variables/phrmcy_srvc_type_cd",
-        "valueCoding": {
-          "system": "https://bluebutton.cms.gov/resources/variables/phrmcy_srvc_type_cd",
-          "code": "01",
-          "display": "Community/retail pharmacy"
-        }
-      }
-    ],
-    "identifier": {
-      "system": "http://hl7.org/fhir/sid/us-npi",
-      "value": "1023011079"
-    },
-    "display": "ADVANTAGE HOME HEALTH CARE, INC."
-  },
-  "careTeam": [
-    {
-      "sequence": 2,
-      "provider": {
-        "identifier": {
-          "system": "http://hl7.org/fhir/sid/us-npi",
-          "value": "1750384806"
-        },
-        "display": "DR. ROBERT BISBEE MD"
-      },
-      "role": {
-        "coding": [
-          {
-            "system": "http://hl7.org/fhir/claimcareteamrole",
-            "code": "primary",
-            "display": "Primary provider"
-          }
-        ]
-      }
-    }
-  ],
-  "insurance": {
-    "coverage": {
-      "extension": [
-        {
-          "url": "https://bluebutton.cms.gov/resources/variables/plan_cntrct_rec_id",
-          "valueIdentifier": {
-            "system": "https://bluebutton.cms.gov/resources/variables/plan_cntrct_rec_id",
-            "value": "H9999"
-          }
-        },
-        {
-          "url": "https://bluebutton.cms.gov/resources/variables/plan_pbp_rec_num",
-          "valueIdentifier": {
-            "system": "https://bluebutton.cms.gov/resources/variables/plan_pbp_rec_num",
-            "value": "020"
-          }
-        }
-      ],
-      "reference": "Coverage/part-d-199900000022040"
-    }
-  },
-  "payment": {
-    "date": "2015-05-27"
-  }
-}