diff --git a/processing/src/main/java/edu/harvard/hms/dbmi/avillach/hpds/processing/PfbProcessor.java b/processing/src/main/java/edu/harvard/hms/dbmi/avillach/hpds/processing/PfbProcessor.java
index 6a2b3118..7ca5b105 100644
--- a/processing/src/main/java/edu/harvard/hms/dbmi/avillach/hpds/processing/PfbProcessor.java
+++ b/processing/src/main/java/edu/harvard/hms/dbmi/avillach/hpds/processing/PfbProcessor.java
@@ -101,6 +101,7 @@ private Map<Integer, List<String>> processColumn(TreeSet<Integer> patientIds, St
                 } else if(key == patientId){
                     String value = getResultField(cube, cubeValues, idPointer);
                     patientIdToValueMap.computeIfAbsent(patientId, k -> new ArrayList<>()).add(value);
+                    idPointer++;
                 } else {
                     break;
                 }