diff --git a/src/pages/call-desk.tsx b/src/pages/call-desk.tsx
index 618b7cc..2157c2e 100644
--- a/src/pages/call-desk.tsx
+++ b/src/pages/call-desk.tsx
@@ -108,14 +108,22 @@ export const CallDeskPage = () => {
         }
     }, [isInCall]);
 
-    // Build activeLead from resolved caller or fallback to client-side match
+    // Build activeLead from resolved caller or fallback to client-side match.
+    // The resolver is the authoritative source for patientId (it just joined
+    // lead↔patient by phone), so overlay it on top of any worklist row that
+    // pre-dates the linkage. Without this, the Book Appt pills can't find
+    // a returning caller's prior appointments because the frontend loses
+    // sight of which patient they are.
+    const workLead = resolvedCaller ? marketingLeads.find((l) => l.id === resolvedCaller.leadId) : null;
     const callerLead = resolvedCaller
-        ? marketingLeads.find((l) => l.id === resolvedCaller.leadId) ?? {
-            id: resolvedCaller.leadId,
-            contactName: { firstName: resolvedCaller.firstName, lastName: resolvedCaller.lastName },
-            contactPhone: [{ number: resolvedCaller.phone, callingCode: '+91' }],
-            patientId: resolvedCaller.patientId,
-        }
+        ? workLead
+            ? { ...workLead, patientId: (workLead as any).patientId ?? resolvedCaller.patientId }
+            : {
+                id: resolvedCaller.leadId,
+                contactName: { firstName: resolvedCaller.firstName, lastName: resolvedCaller.lastName },
+                contactPhone: [{ number: resolvedCaller.phone, callingCode: '+91' }],
+                patientId: resolvedCaller.patientId,
+            }
         : callerNumber
             ? marketingLeads.find((l) => l.contactPhone?.[0]?.number?.endsWith(callerNumber) || callerNumber.endsWith(l.contactPhone?.[0]?.number ?? '---'))
             : null;