Swasthum Wellness — Cut appointment no-shows by 51% in a 14-clinic network

THE CHALLENGE

What was breaking before InboxChange

22,000 monthly bookings, 31% no-show rate. Each no-show meant a 30-minute slot lost, a doctor's calendar gap, and an irritated waiting room.
Their Practice Management System (PMS) sent SMS reminders, but the team had no visibility into who actually saw them, no way to confirm or reschedule via SMS.
Reception staff spent 4-6 hours/day calling next-day appointments to confirm. Most calls hit voicemail.
Lab reports were emailed but 23% bounced. Patients would show up at the clinic asking for paper printouts of reports the team had already 'sent'.

WHAT WE BUILT

The fix, deployed in 5 months

Connected their PMS via webhook to InboxChange. Each new appointment booking instantly triggers a WhatsApp confirmation with: doctor name, time, clinic location map, and prep instructions.
Set up a 24-hour reminder flow: 24h before appointment, patient gets a WhatsApp with two buttons — CONFIRM and RESCHEDULE. Confirmations route to a 'confirmed' tag; reschedules open a slot for the front desk.
Built a lab-report delivery flow: when PMS marks report as 'ready', InboxChange sends a secure WhatsApp link (passcode-protected) to the patient.
Wired post-visit feedback: 2 hours after a marked-complete appointment, an NPS-style 1-5 emoji rating message. Negative ratings auto-escalate to the clinic manager.

"Healthcare needs a confirmation channel patients actually read. Email isn't it. SMS is read but not actionable. WhatsApp with confirm-buttons changed the no-show economics of our clinic group."

SW

Dr. Reema Sengupta

Director of Operations, Swasthum Wellness

TAKEAWAYS

Lessons for other operators in the same situation

Healthcare no-show economics: 1pt drop in no-show rate = roughly 1pt rise in clinic profit. Worth investing in.
Two-button confirm/reschedule flow is the highest-leverage pattern — patients prefer it 8:1 over a phone call
Don't deliver lab reports over email. Bounces, spam folders, and security headaches. WhatsApp with passcode-protected links is the better answer in 2026.

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