diff --git a/backend/src/services/services.service.ts b/backend/src/services/services.service.ts
index 0bd9cec..debae94 100644
--- a/backend/src/services/services.service.ts
+++ b/backend/src/services/services.service.ts
@@ -247,8 +247,10 @@ export class ServicesService {
     const service = await this.prisma.services.findUnique({
       where: { id },
       include: {
+        // Patient data (for professional viewing the service)
         users: { select: { id: true, name: true, picture: true, phone: true } },
-        professionals: { include: { users: { select: { name: true, picture: true } } } },
+        // Professional data (for patient viewing the service — needs id and phone for chat/call)
+        professionals: { include: { users: { select: { id: true, name: true, picture: true, phone: true } } } },
       },
     });
     if (!service) throw new NotFoundException('Servicio no encontrado');