How to Run an SMS Promotion That Fills Your Schedule

4 minutes
Quick Summary
An SMS promotion to your past patient list is one of the fastest ways to fill a medspa schedule. Every practice has people sitting in their EMR who came in once, loved the experience, and just slipped through the cracks. This article covers how to run an SMS promotion that actually converts, starting with who to send it to, what to say, how to write messages that don't sound robotic, and the tools you need to make it happen.
Who to Send It To
Before writing the message, you need the right list. A blast to everyone in your database is wasteful and will get you flagged for spam. A targeted send to the patients who are most likely to respond is what actually fills your schedule.
Go into your EMR or booking software and set a filter on your client list to pull the patients who:
Haven't been in for at least 6 months (or whatever timeframe makes sense for the service)
Aren't currently on the schedule for a future appointment
Came in for a specific service category you want to promote
SMS promotions to past patients work extremely well because these people are already opted in, they already consented to receiving messages, and they already know and love your work. They just got busy with life and forgot to come back. Reaching out to all of them in one shot catches the ones who were going to come back eventually but hadn't gotten around to it yet.
What the Message Should Say
The message itself matters as much as the list you send it to. A text that sounds like a robotic appointment reminder gets skipped. People feel like there's no real human behind it, so there's no reason to respond.
What makes an SMS promotion convert is that it feels like a real person wrote it. Give the message a human touch. Keep it short. Include a specific promotion if you're offering one.
Some examples of offers that work:
$1-2 off per unit of Botox for a limited time
10% off any service over $500
A seasonal bundle for two or more services
A small thank-you discount for past patients specifically
The discount doesn't have to be deep. Deep discounts bring in patients who are only there for the price. A small, genuine offer is enough to nudge someone who was already thinking about coming back.
A good SMS promotion might look like:
"Hey [name], it's [staff name] from [spa name]. Wanted to reach out since it's been a while. We're doing $2 off per unit of tox for our past patients through the end of the month. Let me know if you'd like to come in."
Short, personal, specific about the offer, and clear on the next step.
Why You Shouldn't Let AI Write the Whole Message
A lot of medspas are tempted to ask ChatGPT to write their SMS campaigns for them. People are getting better at spotting AI-written text every day, and the moment a message reads like it was generated by AI rather than written by a real person, the response rate drops and people take it less seriously.
It's fine to use AI to check grammar or polish a draft you already wrote. What doesn't work is letting AI generate the message from scratch and sending it out. Nothing speaks to a human better than another human. Write it yourself, or have someone on your team write it, and then get AI feedback on it if you want.
Use a HIPAA-Compliant SMS Tool
Your EMR might already have SMS built in. There are other standalone tools out there too. Whichever you use, make sure it's HIPAA compliant if you're running a medical practice. That means the platform has a Business Associate Agreement in place and handles patient data securely.
Avoid sending promotions from your personal phone or a non-compliant tool. It might seem easier in the moment, but it puts your practice at risk if you're handling patient phone numbers.
How to Time the Promotion
Timing matters too. A few general guidelines:
Send during business hours. Mid-morning to mid-afternoon on weekdays tends to work best. Avoid evenings, early mornings, and weekends.
Give a clear deadline. "Through the end of the month" or "until next Friday" creates urgency without being pushy.
Don't run these too often. A few times a year is enough. Patients who receive constant promotions start ignoring them or unsubscribing.
The Manual Path
If you want to run an SMS promotion yourself, here's the simplest version:
Pull your list of past patients who haven't been in for 6+ months and aren't currently scheduled.
Write a short, human-sounding message with a specific offer.
Have a HIPAA-compliant SMS tool ready to send.
Send during a good time window.
Have someone on your team ready to respond quickly when patients reply to book.
That last step matters. An SMS promotion is only effective if someone is on the other end responding. If your team takes six hours to reply to a patient who said "yes, I'd like to come in," you've lost a lot of them.
If You'd Rather Not Do It Yourself
At Solora, we handle all of this. We connect to your booking software, identify the right patients to reach out to, write the messages in a way that sounds human, send them through a HIPAA-compliant system, and respond to patient replies on your behalf. You focus on taking care of the patients who walk through your door, we focus on getting them there in the first place.
Learn more on the Solora's Patient Re-activator page.
How long should I wait after a patient's last visit before including them in an SMS promotion?
For most services, 6 months is a reasonable cutoff. For Botox patients, you can shorten that to 3-4 months since the results typically wear off in that window. For facial or skincare patients, monthly or every other month works better. The goal is to match the cadence to the natural return window of the service.
How big of a discount should I offer in an SMS promotion?
Keep it small. A $1-2 off per unit of Botox or a 10% discount on higher-priced services is usually enough. Deep discounts attract the wrong kind of patient and train your client base to wait for sales before booking.
Can I send an SMS promotion from my personal phone?
You shouldn't. Even if it feels easier, sending from your personal phone isn't HIPAA compliant if you're handling patient data, and it doesn't scale. Use a proper SMS platform that has a Business Associate Agreement in place.
How often can I run SMS promotions without annoying my patient list?
A few times a year is usually the upper limit. If you run them monthly, patients start ignoring them or opting out. A well-timed promotion a few times a year lands harder than a constant stream of messages.
What if a patient replies but then doesn't book?
Follow up. A lot of patients reply with questions before committing. Have someone on your team ready to answer questions, offer time slots, and help them book over text. The response-to-booking conversion depends heavily on how fast and helpful your team is after the initial reply.
Help & Insights
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Everything we've learned helping medical spas and clinics fill their schedules, improve their Google reviews, and bring patients back. If you're looking for marketing that works, start reading here.
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