diff --git a/Src/java/engine-fhir/src/test/java/org/opencds/cqf/cql/engine/fhir/data/Issue1225.java b/Src/java/engine-fhir/src/test/java/org/opencds/cqf/cql/engine/fhir/data/Issue1225.java
new file mode 100644
index 000000000..623f68912
--- /dev/null
+++ b/Src/java/engine-fhir/src/test/java/org/opencds/cqf/cql/engine/fhir/data/Issue1225.java
@@ -0,0 +1,43 @@
+package org.opencds.cqf.cql.engine.fhir.data;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.Collections;
+
+import org.hl7.fhir.r4.model.Address;
+import org.hl7.fhir.r4.model.Patient;
+import org.opencds.cqf.cql.engine.data.CompositeDataProvider;
+import org.opencds.cqf.cql.engine.retrieve.RetrieveProvider;
+import org.opencds.cqf.cql.engine.runtime.Code;
+import org.opencds.cqf.cql.engine.runtime.Interval;
+import org.testng.annotations.Test;
+
+// https://github.com/cqframework/clinical_quality_language/issues/1225
+public class Issue1225 extends FhirExecutionTestBase {
+
+    @Test
+    public void addressResolvesWithoutError() {
+        var r = new RetrieveProvider() {
+            @Override
+            public Iterable<Object> retrieve(String context, String contextPath, Object contextValue, String dataType,
+                    String templateId, String codePath, Iterable<Code> codes, String valueSet, String datePath,
+                    String dateLowPath, String dateHighPath, Interval dateRange) {
+
+                if (dataType != null && dataType.equals("Patient")) {
+                    var p = new Patient();
+                    p.getAddress().add(new Address().addLine("123").addLine("456"));
+                    return Collections.singletonList(p);
+                }
+
+                return Collections.emptyList();
+            }
+        };
+
+        var engine = getEngine();
+        engine.getState().getEnvironment().registerDataProvider("http://hl7.org/fhir", new CompositeDataProvider(r4ModelResolver, r));
+        var result = engine.evaluate("Issue1225");
+
+        assertEquals("123", result.forExpression("Address Line 1").value());
+    }
+
+}
diff --git a/Src/java/engine-fhir/src/test/java/org/opencds/cqf/cql/engine/fhir/data/Issue1226.java b/Src/java/engine-fhir/src/test/java/org/opencds/cqf/cql/engine/fhir/data/Issue1226.java
new file mode 100644
index 000000000..b4b2918b9
--- /dev/null
+++ b/Src/java/engine-fhir/src/test/java/org/opencds/cqf/cql/engine/fhir/data/Issue1226.java
@@ -0,0 +1,53 @@
+package org.opencds.cqf.cql.engine.fhir.data;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.Collections;
+
+import org.hl7.fhir.r4.model.Patient;
+import org.hl7.fhir.r4.model.MedicationRequest;
+import org.hl7.fhir.r4.model.Reference;
+import org.opencds.cqf.cql.engine.data.CompositeDataProvider;
+import org.opencds.cqf.cql.engine.retrieve.RetrieveProvider;
+import org.opencds.cqf.cql.engine.runtime.Code;
+import org.opencds.cqf.cql.engine.runtime.Interval;
+import org.testng.annotations.Test;
+
+// https://github.com/cqframework/clinical_quality_language/issues/1226
+public class Issue1226 extends FhirExecutionTestBase {
+
+    @Test
+    public void medicationReferenceFound() {
+        var r = new RetrieveProvider() {
+            @Override
+            public Iterable<Object> retrieve(String context, String contextPath, Object contextValue, String dataType,
+                    String templateId, String codePath, Iterable<Code> codes, String valueSet, String datePath,
+                    String dateLowPath, String dateHighPath, Interval dateRange) {
+
+                switch(dataType) {
+                    case "Patient" : return Collections.singletonList(new Patient().setId("123"));
+                    case "MedicationRequest": return Collections.singletonList(
+                        new MedicationRequest()
+                            .setMedication(
+                                new Reference("Medication/456")));
+                }
+
+                return Collections.emptyList();
+            }
+        };
+
+        var engine = getEngine();
+
+        engine.getState().getEnvironment()
+            .registerDataProvider(
+                "http://hl7.org/fhir",
+                new CompositeDataProvider(r4ModelResolver, r));
+
+        var result = engine.evaluate("Issue1226")
+            .forExpression("Most Recent Medication Request reference")
+            .value();
+
+        assertEquals("Medication/456", result);
+    }
+
+}
diff --git a/Src/java/engine-fhir/src/test/resources/org/opencds/cqf/cql/engine/fhir/data/Issue1225.cql b/Src/java/engine-fhir/src/test/resources/org/opencds/cqf/cql/engine/fhir/data/Issue1225.cql
new file mode 100644
index 000000000..17d14fc53
--- /dev/null
+++ b/Src/java/engine-fhir/src/test/resources/org/opencds/cqf/cql/engine/fhir/data/Issue1225.cql
@@ -0,0 +1,13 @@
+library Issue1225
+
+using USCore version '3.1.1'
+
+include FHIRHelpers version '4.0.1'
+
+context Patient
+
+define "Address":
+  Patient.address.line
+
+define "Address Line 1":
+  Patient.address.line[0]
\ No newline at end of file
diff --git a/Src/java/engine-fhir/src/test/resources/org/opencds/cqf/cql/engine/fhir/data/Issue1226.cql b/Src/java/engine-fhir/src/test/resources/org/opencds/cqf/cql/engine/fhir/data/Issue1226.cql
new file mode 100644
index 000000000..9cc155355
--- /dev/null
+++ b/Src/java/engine-fhir/src/test/resources/org/opencds/cqf/cql/engine/fhir/data/Issue1226.cql
@@ -0,0 +1,16 @@
+library Issue1226
+
+using USCore version '3.1.1'
+
+include FHIRHelpers version '4.0.1'
+
+context Patient
+
+define "All Medication Requests":
+  ["MedicationRequestProfile"]
+
+define "Most Recent Medication Request":
+  First("All Medication Requests")
+
+define "Most Recent Medication Request reference":
+  "Most Recent Medication Request".medication.reference
\ No newline at end of file