Automating Healthcare Appointments & Patient Follow-Ups

 n8n detects new Google Calendar appointments, texts reminders via Twilio, and emails post-visit surveys. 

• n8n installed.

• Google Calendar with API access.

• Twilio account with SMS capability.

• Gmail account with API credentials. 

1. Prepare n8n Environment

• Navigate to http://localhost:5678 (or your n8n hosted URL) and log in.
• Click “Workflows,” then “+ New,” and name it (e.g., “Appointment Manager”). Click “+” to start.

2. Trigger Node: Google Calendar

Node: Google Calendar

Settings:

• Credentials: Google API key
• Resource: Event
• Operation: Trigger on New Event

Output: Appointment data (e.g., {{ $json.start }} and {{ $json.attendees }}).

3. Reminder Node: Twilio

Node: Twilio

Settings:

• Credentials: Twilio API key
• To: {{ $node["Google Calendar"].json.attendees[0].phone }}
• Message: Reminder: Your appointment is on {{ $node["Google Calendar"].json.start }}

Output: SMS sent.

4. Survey Node: Gmail

Node: Gmail

Settings:

• Credentials: Gmail API key
• To: {{ $node["Google Calendar"].json.attendees[0].email }}
• Subject: How Was Your Visit?
• Body: Please complete our survey: [survey link]
• Delay: 1 hour after {{ $node["Google Calendar"].json.end }}

Output: Email sent.

• Flow: Google Calendar (trigger) → Twilio (remind) → Gmail (survey).

• Execution: ~15 seconds.

• Reduces no-shows by ~30%.

• Automates patient communication.

• Boosts engagement with surveys.

• Calendar Fail: Check API scope.

• Twilio Issues: Verify phone number format. 

   

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