How to Calculate the Cost of Missed Calls at Your Practice

Last updated 08/20/2026

The cost of missed calls at your practice can be estimated by multiplying the number of missed calls per week by the percentage that would have converted to a booked appointment, then multiplying by the average visit value. Most practices are surprised by the number once they actually run it, because missed patient calls at a medical practice rarely feel urgent in the moment — they just quietly become medical practice revenue loss that never shows up as a single line item anywhere.

Why Missed Calls Are Easy to Underestimate

A missed call doesn't generate an invoice, a complaint, or an alert — it simply doesn't happen. That makes it one of the easiest costs for a practice to overlook, even though it compounds every single day. A front desk juggling patients at the counter, another line ringing, and paperwork will inevitably let calls go to voicemail, and most practices have no easy way to see how often that's occurring or what it's costing.

Potential Benefits of Understanding This Cost, Including Practice Growth

Once a practice calculates its actual missed call cost, the case for fixing it becomes concrete rather than abstract — it's no longer a vague sense that "the phones are busy," it's a specific number tied to lost bookings. Practices that have addressed this gap with a solution like Smart Support have reported 30–40% fewer missed calls and 8–12 additional new-patient bookings per month, translating directly into recovered revenue that used to disappear silently.

Possible Risks and Downsides of the Common Fixes

• Ignoring the issue because it's hard to quantify: the revenue loss continues invisibly, month after month.
• Hiring more front-desk staff without first measuring the actual gap: can be an expensive guess rather than a targeted fix.
• A traditional answering service that just takes messages: reduces some missed calls but doesn't convert many into actual bookings.
• Assuming "we don't miss that many calls": most practices underestimate this until they track it directly.

Practical Guidelines: What to Look For When Calculating Missed Call Cost

• How many calls go unanswered per day, and at what times?
• What percentage of your typical calls come from new patients versus existing ones?
• What is your average revenue per booked visit or per new patient over their lifetime?
• Do you have any way to track this ongoing, not just as a one-time estimate?

What About New-Patient Calls Directly?

New-patient calls carry an outsized cost when missed, because a prospective patient who can't reach your office will often simply call the next practice on their list rather than waiting for a callback. Unlike an existing patient who may try again, a missed new-patient call is frequently a permanently lost one.

When to Seek Outside Help

If your practice has never measured missed call volume, or if front-desk staff routinely mention being unable to keep up with the phones, it's worth running the calculation formally and treating the result as a real budget line rather than background noise.

Tips for Tracking Missed Call Cost Without New Software

• Have staff log missed and abandoned calls for one representative week.
• Estimate your booking conversion rate from a recent month of new-patient calls.
• Multiply weekly missed calls by your conversion rate and average visit value for a rough monthly figure.
• Revisit the estimate quarterly, especially around seasonal volume changes.

Thinking about just living with the missed calls because they're hard to measure? Talk to Smart Support first. https://business.ubiehealth.com/smart-support-v7/

The provision of information in this article is not a substitute for professional legal, financial, or compliance advice. If a decision specific to your practice is required, please consult your own advisors or the appropriate professional.