diff --git a/apps/roam/src/components/DiscourseNodeMenu.tsx b/apps/roam/src/components/DiscourseNodeMenu.tsx
index 3b6f6e1b9..9378e2d40 100644
--- a/apps/roam/src/components/DiscourseNodeMenu.tsx
+++ b/apps/roam/src/components/DiscourseNodeMenu.tsx
@@ -33,6 +33,7 @@ import {
 } from "~/components/settings/utils/accessors";
 import { PERSONAL_KEYS } from "~/components/settings/utils/settingKeys";
 import type { PersonalSettings } from "~/components/settings/utils/zodSchema";
+import { openCreateNodeDialogFromSelection } from "~/utils/openCreateNodeDialogFromSelection";
 
 type Props = {
   textarea?: HTMLTextAreaElement;
@@ -125,6 +126,27 @@ const NodeMenu = ({
         // https://github.com/RoamJS/query-builder/issues/286
         if (document.activeElement === textarea) document.body.click();
 
+        if (textarea && selectionStart !== selectionEnd) {
+          const { windowId } = getUids(textarea);
+          onClose();
+          openCreateNodeDialogFromSelection({
+            blockUid: targetBlockUid,
+            extensionAPI,
+            nodeType: nodeUid,
+            onInserted: (pageTitle) => {
+              posthog.capture("Discourse Node: Created via Node Menu", {
+                nodeType: nodeUid,
+                text: pageTitle,
+              });
+            },
+            selectedText: highlighted,
+            selectionEnd,
+            selectionStart,
+            windowId: windowId || "main-window",
+          });
+          return;
+        }
+
         const createNodeAndUpdateBlock = async () => {
           const pageName = await getNewDiscourseNodeText({
             text: highlighted,
diff --git a/apps/roam/src/utils/__tests__/openCreateNodeDialogFromSelection.test.ts b/apps/roam/src/utils/__tests__/openCreateNodeDialogFromSelection.test.ts
new file mode 100644
index 000000000..e7577270d
--- /dev/null
+++ b/apps/roam/src/utils/__tests__/openCreateNodeDialogFromSelection.test.ts
@@ -0,0 +1,75 @@
+import { beforeEach, describe, expect, it, vi } from "vitest";
+import type { OnloadArgs } from "roamjs-components/types";
+import type { ModifyNodeDialogProps } from "~/components/ModifyNodeDialog";
+
+type InsertPageRefAtRangeArgs = {
+  blockUid: string;
+  pageTitle: string;
+  selectionEnd: number;
+  selectionStart: number;
+  windowId: string;
+};
+
+const mocks = vi.hoisted(() => ({
+  insertPageRefAtRange:
+    vi.fn<(args: InsertPageRefAtRangeArgs) => Promise<void>>(),
+  renderModifyNodeDialog: vi.fn<(props: ModifyNodeDialogProps) => void>(),
+}));
+
+vi.mock("~/components/ModifyNodeDialog", () => ({
+  renderModifyNodeDialog: mocks.renderModifyNodeDialog,
+}));
+
+vi.mock("~/utils/advancedSearchFooterUtils", () => ({
+  insertPageRefAtRange: mocks.insertPageRefAtRange,
+}));
+
+import { openCreateNodeDialogFromSelection } from "~/utils/openCreateNodeDialogFromSelection";
+
+describe("openCreateNodeDialogFromSelection", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    mocks.insertPageRefAtRange.mockResolvedValue(undefined);
+  });
+
+  it("prefills the dialog and replaces the selected text after creation", async () => {
+    const extensionAPI = {} as OnloadArgs["extensionAPI"];
+    const onInserted = vi.fn();
+
+    openCreateNodeDialogFromSelection({
+      blockUid: "block-uid",
+      extensionAPI,
+      nodeType: "node-type-uid",
+      onInserted,
+      selectedText: "highlighted text",
+      selectionEnd: 20,
+      selectionStart: 4,
+      windowId: "main-window",
+    });
+
+    expect(mocks.renderModifyNodeDialog).toHaveBeenCalledWith(
+      expect.objectContaining({
+        extensionAPI,
+        initialValue: { text: "highlighted text", uid: "" },
+        mode: "create",
+        nodeType: "node-type-uid",
+      }),
+    );
+
+    const dialogProps = mocks.renderModifyNodeDialog.mock.calls[0][0];
+    await dialogProps.onSuccess({
+      action: "create",
+      text: "CLM - highlighted text",
+      uid: "new-node-uid",
+    });
+
+    expect(mocks.insertPageRefAtRange).toHaveBeenCalledWith({
+      blockUid: "block-uid",
+      pageTitle: "CLM - highlighted text",
+      selectionEnd: 20,
+      selectionStart: 4,
+      windowId: "main-window",
+    });
+    expect(onInserted).toHaveBeenCalledWith("CLM - highlighted text");
+  });
+});
diff --git a/apps/roam/src/utils/openCreateNodeDialogFromSelection.ts b/apps/roam/src/utils/openCreateNodeDialogFromSelection.ts
new file mode 100644
index 000000000..b02727479
--- /dev/null
+++ b/apps/roam/src/utils/openCreateNodeDialogFromSelection.ts
@@ -0,0 +1,43 @@
+import { renderModifyNodeDialog } from "~/components/ModifyNodeDialog";
+import { insertPageRefAtRange } from "~/utils/advancedSearchFooterUtils";
+import type { OnloadArgs } from "roamjs-components/types";
+
+type OpenCreateNodeDialogFromSelectionArgs = {
+  blockUid: string;
+  extensionAPI: OnloadArgs["extensionAPI"];
+  nodeType: string;
+  onInserted?: (pageTitle: string) => void;
+  selectedText: string;
+  selectionEnd: number;
+  selectionStart: number;
+  windowId: string;
+};
+
+export const openCreateNodeDialogFromSelection = ({
+  blockUid,
+  extensionAPI,
+  nodeType,
+  onInserted,
+  selectedText,
+  selectionEnd,
+  selectionStart,
+  windowId,
+}: OpenCreateNodeDialogFromSelectionArgs): void => {
+  renderModifyNodeDialog({
+    mode: "create",
+    nodeType,
+    initialValue: { text: selectedText, uid: "" },
+    extensionAPI,
+    onSuccess: async (result) => {
+      await insertPageRefAtRange({
+        blockUid,
+        pageTitle: result.text,
+        selectionEnd,
+        selectionStart,
+        windowId,
+      });
+      onInserted?.(result.text);
+    },
+    onClose: () => {},
+  });
+};