diff --git a/src/components/RequestBox/RequestBox.jsx b/src/components/RequestBox/RequestBox.jsx
index 2b59035..c0f1f70 100644
--- a/src/components/RequestBox/RequestBox.jsx
+++ b/src/components/RequestBox/RequestBox.jsx
@@ -4,7 +4,7 @@ import { useEffect, useState } from 'react';
 import buildNewRxRequest from '../../util/buildScript.2017071.js';
 import MuiAlert from '@mui/material/Alert';
 import Snackbar from '@mui/material/Snackbar';
-import { shortNameMap } from '../../util/data.js';
+import { shortNameMap, ORDER_SIGN, ORDER_SELECT, PATIENT_VIEW } from '../../util/data.js';
 import { getAge, createMedicationDispenseFromMedicationRequest } from '../../util/fhir.js';
 import { retrieveLaunchContext, prepPrefetch } from '../../util/util.js';
 import './request.css';
@@ -36,18 +36,18 @@ const RequestBox = props => {
   const emptyField = <span className="empty-field">empty</span>;
 
   const submitPatientView = () => {
-    submitInfo(prepPrefetch(prefetchedResources), null, patient, 'patient-view');
+    submitInfo(prepPrefetch(prefetchedResources), null, patient, PATIENT_VIEW);
   };
 
   const _submitOrderSelect = () => {
     if (!_.isEmpty(request)) {
-      submitInfo(prepPrefetch(prefetchedResources), request, patient, 'order-select');
+      submitInfo(prepPrefetch(prefetchedResources), request, patient, ORDER_SELECT);
     }
   };
 
   const submitOrderSign = request => {
     if (!_.isEmpty(request)) {
-      submitInfo(prepPrefetch(prefetchedResources), request, patient, 'order-sign');
+      submitInfo(prepPrefetch(prefetchedResources), request, patient, ORDER_SIGN);
     }
   };
 
@@ -264,7 +264,7 @@ const RequestBox = props => {
   const disableSendToCRD = isOrderNotSelected() || loading;
   const disableSendRx = isOrderNotSelected() || loading;
   const disableLaunchSmartOnFhir = isPatientNotSelected();
-  const orderSignRemsAdmin = getRemsAdminUrl(request, 'order-sign');
+  const orderSignRemsAdmin = getRemsAdminUrl(request, ORDER_SIGN);
 
   return (
     <>
diff --git a/src/components/RequestDashboard/SettingsSection.jsx b/src/components/RequestDashboard/SettingsSection.jsx
index 46058a4..261bbfe 100644
--- a/src/components/RequestDashboard/SettingsSection.jsx
+++ b/src/components/RequestDashboard/SettingsSection.jsx
@@ -25,11 +25,11 @@ import AddIcon from '@mui/icons-material/Add';
 import env from 'env-var';
 import FHIR from 'fhirclient';
 
-import { headerDefinitions, medicationRequestToRemsAdmins } from '../../util/data';
+import { headerDefinitions, medicationRequestToRemsAdmins, ORDER_SIGN, ORDER_SELECT, PATIENT_VIEW, ENCOUNTER_START } from '../../util/data';
 import { actionTypes, initialState } from '../../containers/ContextProvider/reducer';
 import { SettingsContext } from '../../containers/ContextProvider/SettingsProvider';
 
-const CDS_HOOKS = ['order-sign', 'order-select', 'patient-view', 'encounter-start'];
+const CDS_HOOKS = [ORDER_SIGN, ORDER_SELECT, PATIENT_VIEW, ENCOUNTER_START];
 
 const SettingsSection = props => {
   const [state, dispatch] = React.useContext(SettingsContext);
@@ -266,11 +266,11 @@ const SettingsSection = props => {
                             onChange={event => updateSetting(key, event.target.value)}
                             sx={{ width: '100%' }}
                           >
-                            <MenuItem key='paitent-view' value='patient-view'>
-                              patient-view
+                            <MenuItem key={PATIENT_VIEW} value={PATIENT_VIEW}>
+                              {PATIENT_VIEW}
                             </MenuItem>
-                            <MenuItem key='encounter-start' value='encounter-start'>
-                              encounter-start
+                            <MenuItem key={ENCOUNTER_START} value={ENCOUNTER_START}>
+                              {ENCOUNTER_START}
                             </MenuItem>
                         </Select>
                       </FormControl>
diff --git a/src/containers/ContextProvider/reducer.js b/src/containers/ContextProvider/reducer.js
index d73f500..1324d92 100644
--- a/src/containers/ContextProvider/reducer.js
+++ b/src/containers/ContextProvider/reducer.js
@@ -1,4 +1,4 @@
-import { headerDefinitions, medicationRequestToRemsAdmins } from '../../util/data';
+import { headerDefinitions, medicationRequestToRemsAdmins, ORDER_SIGN } from '../../util/data';
 import { v4 as uuidv4 } from 'uuid';
 
 export const actionTypes = Object.freeze({
@@ -43,7 +43,7 @@ const getNewStateWithNewCdsHookSetting = (state, settingId) => {
   newState.medicationRequestToRemsAdmins[uuidv4()] = {
     rxnorm: 'Fill out Medication RxNorm Code',
     display: 'Fill out Medication Display Name',
-    hook: 'order-sign',
+    hook: ORDER_SIGN,
     remsAdmin: 'REMS Admin URL for CDS Hook'
   };
 
diff --git a/src/containers/RequestBuilder.jsx b/src/containers/RequestBuilder.jsx
index 375bbc1..19daf20 100644
--- a/src/containers/RequestBuilder.jsx
+++ b/src/containers/RequestBuilder.jsx
@@ -6,7 +6,7 @@ import DisplayBox from '../components/DisplayBox/DisplayBox.jsx';
 import '../index.css';
 import RequestBox from '../components/RequestBox/RequestBox.jsx';
 import buildRequest from '../util/buildRequest.js';
-import { types } from '../util/data.js';
+import { types, PATIENT_VIEW } from '../util/data.js';
 import { createJwt } from '../util/auth.js';
 import { getMedicationSpecificRemsAdminUrl, prepPrefetch } from '../util/util.js';
 
@@ -133,7 +133,6 @@ const RequestBuilder = props => {
 
     uniqueUrls?.forEach(url => {
       sendHook(prepPrefetch(state.prefetchedResources), null, globalState.patient, hook, url);
-      //TODO: still need to handle multiple sends and multiple cards coming back
     });
 
   }, [state.medicationRequests]);
@@ -206,7 +205,14 @@ const RequestBuilder = props => {
               );
               console.log(fhirResponse.message);
             } else {
-              setState(prevState => ({ ...prevState, response: fhirResponse }));
+              if (response?.url?.includes(PATIENT_VIEW)) {
+                // copy the cards from the old response into the new
+                setState(prevState => ({
+                  ...prevState, response: { cards: [...(prevState.response.cards || []), ...fhirResponse.cards] } 
+                  }));
+              } else {
+                setState(prevState => ({ ...prevState, response: fhirResponse }));
+              }
             }
             setState(prevState => ({ ...prevState, loading: false }));
           });
diff --git a/src/util/buildRequest.js b/src/util/buildRequest.js
index e2f8bc2..7cabe93 100644
--- a/src/util/buildRequest.js
+++ b/src/util/buildRequest.js
@@ -1,3 +1,5 @@
+import { ORDER_SIGN, ORDER_SELECT } from "./data";
+
 export default function buildRequest(
   request,
   user,
@@ -43,7 +45,7 @@ export default function buildRequest(
     r4json.extension = extension;
   }
 
-  if (hook === 'order-select') {
+  if (hook === ORDER_SELECT) {
     r4json.context.draftOrders = {
       resourceType: 'Bundle',
       entry: [
@@ -53,7 +55,7 @@ export default function buildRequest(
       ]
     };
     r4json.context.selections = [request.resourceType + '/' + request.id];
-  } else if (hook === 'order-sign') {
+  } else if (hook === ORDER_SIGN) {
     r4json.context.draftOrders = {
       resourceType: 'Bundle',
       entry: [
@@ -62,7 +64,7 @@ export default function buildRequest(
         }
       ]
     };
-    //} else if (hook === "patient-view") {
+    //} else if ((hook === PATIENT_VIEW) || (hook === ENCOUNTER_START)) {
   }
 
   if (includePrefetch) {
diff --git a/src/util/data.js b/src/util/data.js
index 708cd46..29eaadb 100644
--- a/src/util/data.js
+++ b/src/util/data.js
@@ -83,45 +83,50 @@ const headerDefinitions = {
   }
 };
 
+const ORDER_SIGN = 'order-sign';
+const ORDER_SELECT = 'order-select';
+const PATIENT_VIEW = 'patient-view';
+const ENCOUNTER_START = 'encounter-start';
+
 const medicationRequestToRemsAdmins = Object.freeze([
   {
     rxnorm: 2183126,
     display: 'Turalio 200 MG Oral Capsule',
     hookEndpoints: [
-      { hook: 'order-sign', remsAdmin: 'http://localhost:8090/cds-services/rems-order-sign' },
-      { hook: 'order-select', remsAdmin: 'http://localhost:8090/cds-services/rems-order-select' },
-      { hook: 'patient-view', remsAdmin: 'http://localhost:8090/cds-services/rems-patient-view' },
-      { hook: 'encounter-start', remsAdmin: 'http://localhost:8090/cds-services/rems-encounter-start' }
+      { hook: ORDER_SIGN, remsAdmin: 'http://localhost:8090/cds-services/rems-order-sign' },
+      { hook: ORDER_SELECT, remsAdmin: 'http://localhost:8090/cds-services/rems-order-select' },
+      { hook: PATIENT_VIEW, remsAdmin: 'http://localhost:8090/cds-services/rems-patient-view' },
+      { hook: ENCOUNTER_START, remsAdmin: 'http://localhost:8090/cds-services/rems-encounter-start' }
     ]
   },
   {
     rxnorm: 6064,
     display: 'Isotretinoin 20 MG Oral Capsule',
     hookEndpoints: [
-      { hook: 'order-sign', remsAdmin: 'http://localhost:8090/cds-services/rems-order-sign' },
-      { hook: 'order-select', remsAdmin: 'http://localhost:8090/cds-services/rems-order-select' },
-      { hook: 'patient-view', remsAdmin: 'http://localhost:8090/cds-services/rems-patient-view' },
-      { hook: 'encounter-start', remsAdmin: 'http://localhost:8090/cds-services/rems-encounter-start' }
+      { hook: ORDER_SIGN, remsAdmin: 'http://localhost:8090/cds-services/rems-order-sign' },
+      { hook: ORDER_SELECT, remsAdmin: 'http://localhost:8090/cds-services/rems-order-select' },
+      { hook: PATIENT_VIEW, remsAdmin: 'http://localhost:8090/cds-services/rems-patient-view' },
+      { hook: ENCOUNTER_START, remsAdmin: 'http://localhost:8090/cds-services/rems-encounter-start' }
     ]
   },
   {
     rxnorm: 1237051,
     display: 'TIRF 200 UG Oral Transmucosal Lozenge',
     hookEndpoints: [
-      { hook: 'order-sign', remsAdmin: 'http://localhost:8090/cds-services/rems-order-sign' },
-      { hook: 'order-select', remsAdmin: 'http://localhost:8090/cds-services/rems-order-select' },
-      { hook: 'patient-view', remsAdmin: 'http://localhost:8090/cds-services/rems-patient-view' },
-      { hook: 'encounter-start', remsAdmin: 'http://localhost:8090/cds-services/rems-encounter-start' }
+      { hook: ORDER_SIGN, remsAdmin: 'http://localhost:8090/cds-services/rems-order-sign' },
+      { hook: ORDER_SELECT, remsAdmin: 'http://localhost:8090/cds-services/rems-order-select' },
+      { hook: PATIENT_VIEW, remsAdmin: 'http://localhost:8090/cds-services/rems-patient-view' },
+      { hook: ENCOUNTER_START, remsAdmin: 'http://localhost:8090/cds-services/rems-encounter-start' }
     ]
   },
   {
     rxnorm: 1666386,
     display: 'Addyi 100 MG Oral Tablet',
     hookEndpoints: [
-      { hook: 'order-sign', remsAdmin: 'http://localhost:8090/cds-services/rems-order-sign' },
-      { hook: 'order-select', remsAdmin: 'http://localhost:8090/cds-services/rems-order-select' },
-      { hook: 'patient-view', remsAdmin: 'http://localhost:8090/cds-services/rems-patient-view' },
-      { hook: 'encounter-start', remsAdmin: 'http://localhost:8090/cds-services/rems-encounter-start' }
+      { hook: ORDER_SIGN, remsAdmin: 'http://localhost:8090/cds-services/rems-order-sign' },
+      { hook: ORDER_SELECT, remsAdmin: 'http://localhost:8090/cds-services/rems-order-select' },
+      { hook: PATIENT_VIEW, remsAdmin: 'http://localhost:8090/cds-services/rems-patient-view' },
+      { hook: ENCOUNTER_START, remsAdmin: 'http://localhost:8090/cds-services/rems-encounter-start' }
     ]
   }
 ]);
@@ -258,5 +263,9 @@ export {
   shortNameMap,
   stateOptions,
   types,
-  medicationRequestToRemsAdmins
+  medicationRequestToRemsAdmins,
+  ORDER_SIGN,
+  ORDER_SELECT,
+  PATIENT_VIEW,
+  ENCOUNTER_START
 };
diff --git a/src/util/util.js b/src/util/util.js
index 663c039..16af625 100644
--- a/src/util/util.js
+++ b/src/util/util.js
@@ -1,5 +1,5 @@
 import axios from 'axios';
-
+import { ORDER_SIGN, ORDER_SELECT, PATIENT_VIEW, ENCOUNTER_START } from './data';
 /**
  * Retrieves a SMART launch context from an endpoint to append as a "launch" query parameter to a SMART app launch URL (see SMART docs for more about launch context).
  * This applies mainly if a SMART app link on a card is to be launched. The link needs a "launch" query param with some opaque value from the SMART server entity.
@@ -104,7 +104,7 @@ const getMedicationSpecificRemsAdminUrl = (request, globalState, hook) => {
     return undefined;
   }
 
-  if (!(hook === 'patient-view' || hook === 'order-sign' || hook === 'order-select'  || hook === 'encounter-start')) {
+  if (!(hook === PATIENT_VIEW || hook === ORDER_SIGN || hook === ORDER_SELECT  || hook === ENCOUNTER_START)) {
     console.log(`ERROR: unknown hook type: ${hook}`);
     return undefined;
   }