diff --git a/src/mongo/s/commands/query_cmd/cluster_find_and_modify_cmd.cpp b/src/mongo/s/commands/query_cmd/cluster_find_and_modify_cmd.cpp
index ad4690d1de2..7d127c1bed6 100644
--- a/src/mongo/s/commands/query_cmd/cluster_find_and_modify_cmd.cpp
+++ b/src/mongo/s/commands/query_cmd/cluster_find_and_modify_cmd.cpp
@@ -812,43 +812,6 @@ bool FindAndModifyCmd::run(OperationContext* opCtx,
     // Collect metrics.
     _updateMetrics->collectMetrics(originalCmdObj);
 
-    if (unified_write_executor::isEnabled(opCtx)) {
-        auto cmdObjForShard = CommandHelpers::filterCommandRequestForPassthrough(originalCmdObj);
-
-        // Evaluate let parameters once before forwarding to the shards for non-deterministic
-        // operators like $rand.
-        cmdObjForShard = expandLetParams(opCtx, originalNss, cmdObjForShard);
-
-        // Manually appending the required "$db" field name so that we can pass the parsed command
-        // request to further processing.
-        {
-            BSONObjBuilder bob(cmdObjForShard);
-            bob.append(write_ops::FindAndModifyCommandRequest::kDbNameFieldName,
-                       DatabaseNameUtil::serialize(originalNss.dbName(), SerializationContext{}));
-            cmdObjForShard = bob.obj();
-        }
-
-        auto request = write_ops::FindAndModifyCommandRequest::parse(
-            cmdObjForShard, IDLParserContext("ClusterFindAndModify"));
-        request.setNamespace(originalNss);
-
-        auto response = unified_write_executor::findAndModify(opCtx, request, originalCmdObj);
-        if (response.swReply.isOK()) {
-            auto& reply = response.swReply.getValue();
-            if (response.wce) {
-                reply.setWriteConcernError(response.wce->toBSON());
-            }
-            reply.serialize(&result);
-        } else {
-            if (response.wce && !result.hasField("writeConcernError")) {
-                result.append("writeConcernError", response.wce->toBSON());
-            }
-            uassertStatusOK(response.swReply.getStatus());
-        }
-
-        return true;
-    }
-
     if (processFLEFindAndModify(opCtx, originalCmdObj, result) == FLEBatchResult::kProcessed) {
         return true;
     }
diff --git a/src/mongo/s/write_ops/unified_write_executor/unified_write_executor.cpp b/src/mongo/s/write_ops/unified_write_executor/unified_write_executor.cpp
index 7944f8018dc..7a130e7c0d6 100644
--- a/src/mongo/s/write_ops/unified_write_executor/unified_write_executor.cpp
+++ b/src/mongo/s/write_ops/unified_write_executor/unified_write_executor.cpp
@@ -127,6 +127,8 @@ BulkWriteCommandReply bulkWrite(OperationContext* opCtx,
         executeWriteCommand(opCtx, WriteCommandRef{request}, originalCommand));
 }
 
+// TODO(SERVER-115515) Clean up FAM code in UWE (here and across files in
+// mongo/s/write_ops/unified_write_executor/*).
 FindAndModifyCommandResponse findAndModify(
     OperationContext* opCtx,
     const write_ops::FindAndModifyCommandRequest& originalRequest,