diff --git a/web/src/main/java/org/cbioportal/web/StudyViewController.java b/web/src/main/java/org/cbioportal/web/StudyViewController.java
index 6f3fa9070e5..1c39c58b524 100644
--- a/web/src/main/java/org/cbioportal/web/StudyViewController.java
+++ b/web/src/main/java/org/cbioportal/web/StudyViewController.java
@@ -100,31 +100,6 @@ private void init() {
     
     @Autowired
     private ClinicalEventService clinicalEventService;
-
-    @PreAuthorize("hasPermission(#involvedCancerStudies, 'Collection<CancerStudyId>', T(org.cbioportal.utils.security.AccessLevel).READ)")
-    @RequestMapping(value = "/clinical-data-counts/fetch", method = RequestMethod.POST,
-        consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
-    @ApiOperation("Fetch clinical data counts by study view filter")
-    public ResponseEntity<List<ClinicalDataCountItem>> fetchClinicalDataCounts(
-        @ApiParam(required = true, value = "Clinical data count filter")
-        @Valid @RequestBody(required = false) ClinicalDataCountFilter clinicalDataCountFilter,
-        @ApiIgnore // prevent reference to this attribute in the swagger-ui interface
-        @RequestAttribute(required = false, value = "involvedCancerStudies") Collection<String> involvedCancerStudies,
-        @ApiIgnore // prevent reference to this attribute in the swagger-ui interface. this attribute is needed for the @PreAuthorize tag above.
-        @Valid @RequestAttribute(required = false, value = "interceptedClinicalDataCountFilter") ClinicalDataCountFilter interceptedClinicalDataCountFilter) {
-
-        List<ClinicalDataFilter> attributes = interceptedClinicalDataCountFilter.getAttributes();
-        StudyViewFilter studyViewFilter = interceptedClinicalDataCountFilter.getStudyViewFilter();
-        
-        if (attributes.size() == 1) {
-            studyViewFilterUtil.removeSelfFromFilter(attributes.get(0).getAttributeId(), studyViewFilter);
-        }
-        boolean singleStudyUnfiltered = studyViewFilterUtil.isSingleStudyUnfiltered(studyViewFilter);
-        List<ClinicalDataCountItem> result = 
-                   instance.cachedClinicalDataCounts(interceptedClinicalDataCountFilter,singleStudyUnfiltered);
-        return new ResponseEntity<>(result, HttpStatus.OK);
-                        
-    }
     
     @Cacheable(
                cacheResolver = "staticRepositoryCacheOneResolver",
@@ -153,28 +128,6 @@ public List<ClinicalDataCountItem> cachedClinicalDataCounts(
         return result;
     }
 
-    @PreAuthorize("hasPermission(#involvedCancerStudies, 'Collection<CancerStudyId>', T(org.cbioportal.utils.security.AccessLevel).READ)")
-    @RequestMapping(value = "/clinical-data-bin-counts/fetch", method = RequestMethod.POST,
-        consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
-    @ApiOperation("Fetch clinical data bin counts by study view filter")
-    public ResponseEntity<List<ClinicalDataBin>> fetchClinicalDataBinCounts(
-        @ApiParam("Method for data binning")
-        @RequestParam(defaultValue = "DYNAMIC") DataBinMethod dataBinMethod,
-        @ApiParam(required = true, value = "Clinical data bin count filter")
-        @Valid @RequestBody(required = false) ClinicalDataBinCountFilter clinicalDataBinCountFilter,
-        @ApiIgnore // prevent reference to this attribute in the swagger-ui interface
-        @RequestAttribute(required = false, value = "involvedCancerStudies") Collection<String> involvedCancerStudies,
-        @ApiIgnore // prevent reference to this attribute in the swagger-ui interface. this attribute is needed for the @PreAuthorize tag above.
-        @Valid @RequestAttribute(required = false, value = "interceptedClinicalDataBinCountFilter") ClinicalDataBinCountFilter interceptedClinicalDataBinCountFilter
-    ) {
-        StudyViewFilter studyViewFilter = clinicalDataBinUtil.removeSelfFromFilter(interceptedClinicalDataBinCountFilter);
-        boolean singleStudyUnfiltered = studyViewFilterUtil.isSingleStudyUnfiltered(studyViewFilter);
-        List<ClinicalDataBin> clinicalDataBins = 
-            instance.cachableFetchClinicalDataBinCounts(dataBinMethod, interceptedClinicalDataBinCountFilter, singleStudyUnfiltered);
-
-        return new ResponseEntity<>(clinicalDataBins, HttpStatus.OK);
-    }
-
     @Cacheable(
         cacheResolver = "staticRepositoryCacheOneResolver",
         condition = "@cacheEnabledConfig.getEnabled() && #singleStudyUnfiltered"
@@ -191,23 +144,6 @@ public List<ClinicalDataBin> cachableFetchClinicalDataBinCounts(
             false 
         );
     }
-
-    @PreAuthorize("hasPermission(#involvedCancerStudies, 'Collection<CancerStudyId>', T(org.cbioportal.utils.security.AccessLevel).READ)")
-    @RequestMapping(value = "/mutated-genes/fetch", method = RequestMethod.POST,
-        consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
-    @ApiOperation("Fetch mutated genes by study view filter")
-    public ResponseEntity<List<AlterationCountByGene>> fetchMutatedGenes(
-        @ApiParam(required = true, value = "Study view filter")
-        @Valid @RequestBody(required = false) StudyViewFilter studyViewFilter,
-        @ApiIgnore // prevent reference to this attribute in the swagger-ui interface
-        @RequestAttribute(required = false, value = "involvedCancerStudies") Collection<String> involvedCancerStudies,
-        @ApiIgnore // prevent reference to this attribute in the swagger-ui interface. this attribute is needed for the @PreAuthorize tag above.
-        @Valid @RequestAttribute(required = false, value = "interceptedStudyViewFilter") StudyViewFilter interceptedStudyViewFilter
-    ) throws StudyNotFoundException {
-        boolean singleStudyUnfiltered = studyViewFilterUtil.isSingleStudyUnfiltered(interceptedStudyViewFilter);
-        List<AlterationCountByGene> alterationCountByGenes = instance.cachedFetchMutatedGenes(interceptedStudyViewFilter, singleStudyUnfiltered);
-        return new ResponseEntity<>(alterationCountByGenes, HttpStatus.OK);
-    }
     
     @Cacheable(
         cacheResolver = "staticRepositoryCacheOneResolver",
@@ -304,33 +240,6 @@ public List<CopyNumberCountByGene> cacheableFetchCNAGenes(StudyViewFilter interc
         return copyNumberCountByGenes;
     }
 
-    @PreAuthorize("hasPermission(#involvedCancerStudies, 'Collection<CancerStudyId>', T(org.cbioportal.utils.security.AccessLevel).READ)")
-    @RequestMapping(value = "/filtered-samples/fetch", method = RequestMethod.POST,
-        consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
-    @ApiOperation("Fetch sample IDs by study view filter")
-    public ResponseEntity<List<Sample>> fetchFilteredSamples(
-        @ApiParam("Whether to negate the study view filters")
-        @RequestParam(defaultValue = "false") Boolean negateFilters,
-        @ApiIgnore // prevent reference to this attribute in the swagger-ui interface
-        @RequestAttribute(required = false, value = "involvedCancerStudies") Collection<String> involvedCancerStudies,
-        @ApiIgnore // prevent reference to this attribute in the swagger-ui interface. this attribute is needed for the @PreAuthorize tag above.
-        @Valid @RequestAttribute(required = false, value = "interceptedStudyViewFilter") StudyViewFilter interceptedStudyViewFilter,
-        @ApiParam(required = true, value = "Study view filter")
-        @Valid @RequestBody(required = false) StudyViewFilter studyViewFilter) {
-
-        List<String> studyIds = new ArrayList<>();
-        List<String> sampleIds = new ArrayList<>();
-
-        studyViewFilterUtil.extractStudyAndSampleIds(
-            studyViewFilterApplier.apply(interceptedStudyViewFilter, negateFilters), studyIds, sampleIds);
-
-        List<Sample> result = new ArrayList<>();
-        if (!sampleIds.isEmpty()) {
-            result = sampleService.fetchSamples(studyIds, sampleIds, Projection.ID.name());
-        }
-        return new ResponseEntity<>(result, HttpStatus.OK);
-    }
-
     @PreAuthorize("hasPermission(#involvedCancerStudies, 'Collection<CancerStudyId>', T(org.cbioportal.utils.security.AccessLevel).READ)")
     @RequestMapping(value = "/molecular-profile-sample-counts/fetch", method = RequestMethod.POST,
         consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
diff --git a/web/src/main/java/org/cbioportal/web/columnstore/StudyViewColumnStoreController.java b/web/src/main/java/org/cbioportal/web/columnstore/StudyViewColumnStoreController.java
index 220171affd1..e2b4bb75c15 100644
--- a/web/src/main/java/org/cbioportal/web/columnstore/StudyViewColumnStoreController.java
+++ b/web/src/main/java/org/cbioportal/web/columnstore/StudyViewColumnStoreController.java
@@ -44,16 +44,14 @@
 @Validated
 @Api(tags = "Study View Column Store")
 public class StudyViewColumnStoreController {
-    
-    private static final String COLUMN_STORE_ENDPOINT_PREFIX="/column-store";
-    
+
     @Autowired
     private StudyViewService studyViewService;
     @Autowired
     private ClinicalDataBinUtil clinicalDataBinUtil;
     
     @PreAuthorize("hasPermission(#involvedCancerStudies, 'Collection<CancerStudyId>', T(org.cbioportal.utils.security.AccessLevel).READ)")
-    @PostMapping(value = "/column-store/filtered-samples/fetch",
+    @PostMapping(value = "/filtered-samples/fetch",
         consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
     @ApiOperation("Fetch sample IDs by study view filter")
     public ResponseEntity<List<Sample>> fetchFilteredSamples(
@@ -72,7 +70,7 @@ public ResponseEntity<List<Sample>> fetchFilteredSamples(
     }
 
     @PreAuthorize("hasPermission(#involvedCancerStudies, 'Collection<CancerStudyId>', T(org.cbioportal.utils.security.AccessLevel).READ)")
-    @PostMapping(value = "/column-store/mutated-genes/fetch",
+    @PostMapping(value = "/mutated-genes/fetch",
         consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
     @ApiOperation("Fetch mutated genes by study view filter")
     public ResponseEntity<List<AlterationCountByGene>> fetchMutatedGenes(
@@ -98,7 +96,7 @@ public ResponseEntity<List<AlterationCountByGene>> fetchMutatedGenes(
     }
 
     @PreAuthorize("hasPermission(#involvedCancerStudies, 'Collection<CancerStudyId>', T(org.cbioportal.utils.security.AccessLevel).READ)")
-    @PostMapping(value = "/column-store/clinical-data-counts/fetch", 
+    @PostMapping(value = "/clinical-data-counts/fetch", 
         consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
     @ApiOperation("Fetch clinical data counts by study view filter")
     public ResponseEntity<List<ClinicalDataCountItem>> fetchClinicalDataCounts(
@@ -124,7 +122,7 @@ public ResponseEntity<List<ClinicalDataCountItem>> fetchClinicalDataCounts(
     }
 
     @PreAuthorize("hasPermission(#involvedCancerStudies, 'Collection<CancerStudyId>', T(org.cbioportal.utils.security.AccessLevel).READ)")
-    @RequestMapping(value = "/column-store/clinical-data-bin-counts/fetch", method = RequestMethod.POST,
+    @RequestMapping(value = "/clinical-data-bin-counts/fetch", method = RequestMethod.POST,
         consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
     @ApiOperation("Fetch clinical data bin counts by study view filter")
     public ResponseEntity<List<ClinicalDataBin>> fetchClinicalDataBinCounts(