Call tracking for dental practices, without breaking your listings
Last reviewed against the regulators’ own text, linked in the sources below.
This is general information, not legal advice.
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Call tracking for a dental practice means using separate phone numbers, or Google's own forwarding numbers, so each call can be tied back to the ad, search result or page that produced it. Done carelessly, it scatters different numbers across the web and damages the listings patients use to find you. Done properly, it answers the question the phone bill never will: which marketing made the phone ring.
Below are the options, how I keep the number on your Google Business Profile stable while tracking, what recording a call requires, and what the data can and can't tell you. Call tracking is one part of tracking ads to booked treatment, not a finished measurement system on its own. For the method behind every stage, see how to measure dental marketing.
Why calls matter most
Many patients considering implants, aligners or a smile makeover want to talk to someone before they book. They have questions about cost, pain and time off work that a form doesn't answer. The call is often the first real contact, and it's invisible to your ad platforms unless you track it.
I can't give you a national figure for the share of dental enquiries that arrive by phone. I have not found one I trust. Your phone system can give you your own: count inbound calls for a month against form and online-booking enquiries for the same month.
Untracked calls cause two problems:
- Your reports undercount. Google Ads sees the form fill but not the call, so the campaign that makes the phone ring looks worse than it is.
- Automated bidding learns the wrong lesson. If calls are missing from the conversions the platform optimises for, it shifts budget towards whatever produces forms.
Calls that ring out are a separate leak, covered in what missed calls cost a practice.
Options
There are three broad ways to track calls. They are not mutually exclusive.
| Option | What it is | What it tells you | Watch out for |
|---|---|---|---|
| Google Ads call tracking | Google Ads can count calls from ads, calls to a number on your website, clicks on a number on your mobile site, calls from call assets, and imported calls1. A Google forwarding number is a unique number Google shows so it can record the call's time, duration, campaign and ad group before routing it to your line2 | Which Google campaign and ad group produced the call | Covers Google Ads only. You set the minimum call length that counts as a conversion1 |
| Dynamic number insertion (DNI) | A script on your website swaps the displayed number for a tracking number based on how the visitor arrived (paid search, Meta, organic, email) | Source and landing page for website calls across every channel | The swap must never touch the number crawlers and directories read as your main number |
| Static source numbers | One fixed tracking number printed on a single offline or campaign asset: a leaflet, a radio advert, a partner listing | Which offline asset produced the call | Needs a separate number per asset, and discipline about where each one appears |
Because the script identifies which ad or source brought the visitor, it's advertising measurement under the UK's cookie rules and should run only after the visitor accepts advertising cookies; see cookie consent on dental websites.
Google lists the United Kingdom among the countries where its forwarding numbers are available3. I don't recommend a specific call-tracking vendor here. Choose on UK number supply, how the data reaches Google Ads and GA4, where recordings are stored, and whether you own the account and the numbers if you leave.
Keeping your NAP intact
NAP stands for name, address and phone number: the core business details that should be identical wherever your practice appears online, from your Google Business Profile to directories and your own footer. Search engines and patients both use them to confirm you're the same practice everywhere.
Google's guidelines ask for a phone number that connects to your individual location, a local number rather than a central call centre where possible, and a number under the direct control of the business4. They also allow additional phone numbers on the profile4. They don't mention call tracking numbers by name, so I treat the cautious reading as the right one.
This is how I keep the NAP stable while tracking:
| Asset | Number shown | Why |
|---|---|---|
| Your Google Business Profile primary number | Main practice number | The number you control and publish everywhere else |
| Directories and citations | Main practice number | Consistency is the point of a citation |
| Website footer and contact page (as crawled) | Main practice number in the HTML | Set DNI so visitors with no tracked source, crawlers included, see the main number |
| Google Ads | Google forwarding number | Google handles the tracking and routes to your line |
| Leaflets and offline assets | Static source number | Tracked, and never listed anywhere online |
Tracking numbers you own should be ported or kept when you change supplier. A number you advertised for two years that goes dead when a contract ends is a lost stream of calls.
Recording and consent
Call tracking doesn't have to mean call recording. You can log source, time and duration without recording a word. Recording is a separate decision with its own obligations.
The ICO's guidance on monitoring says that if you record calls, you must tell callers you're recording and why, and that a recorded message is good practice5. The rest of your privacy information, such as retention and rights, can be given by other means, for example a link to your privacy notice5.
Dental calls often contain health information: a broken tooth, a medical history question, anxiety about treatment. Health data is special category data under UK GDPR, which carries extra protection6. Before recording, settle:
- where recordings are stored and who can listen to them
- how long you keep them, and why
- whether your call-tracking supplier processes them, and on what contract
- how you would find and release a recording if a patient asked for it
What it measures
Call tracking measures calls. It doesn't measure patients. A three-minute call can be a new implant enquiry, an existing patient moving an appointment, or someone asking whether you take NHS patients.
| Metric | Measured by call tracking | Needs another source |
|---|---|---|
| Calls by source and campaign | Yes | |
| Answered versus missed calls | Yes, if the system logs unanswered calls | |
| Call duration | Yes | |
| New patient versus existing | Reception notes or the practice management system (PMS) | |
| Consultation booked | Practice system | |
| Treatment started and its value | Practice system |
The useful step is joining the call log to bookings in your practice system, so a call from a Google Ads campaign can be reported as a booked consultation, not only as a call. That join is what turns call tracking into dental marketing attribution.
Counting calls is half the job. The other half is the calls nobody answers, covered in what missed calls cost. To check whether your calls are counted, and counted once, email [email protected]; the first look is free.
Sources
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Google Ads Help: About phone call conversion tracking, accessed 1 October 2026. ↩ ↩2
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Google Ads Help: Google forwarding number, accessed 1 October 2026. ↩
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Google Ads Help: call reporting availability by country, accessed 1 October 2026. ↩
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Google Business Profile Help: Guidelines for representing your business on Google, accessed 1 October 2026. ↩ ↩2
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ICO: Specific data protection considerations for different ways or methods of monitoring workers, accessed 1 October 2026. ↩ ↩2
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ICO: What is special category data?, accessed 1 October 2026. ↩