Cheap leads can still create expensive patients.

Give the numbers an address before you give them meaning

A useful campaign report tells you which people, which costs, and which period it describes. Without those boundaries, it is easy to compare this month's spend with revenue from people acquired months earlier. Both numbers may be accurate, yet the resulting return calculation answers no clear business question.

Choose an acquisition group, sometimes called a cohort. For example: unique new enquiries first received during April and attributed to a particular campaign under your agreed attribution rule. Follow that same group as people book, attend, and make individual decisions about care. Keep existing patients, duplicate submissions, and enquiries outside the agreed period visible in separate categories rather than silently mixing them into the total.

Keep two clocks in the report

The first clock is when the enquiry arrived. The second is when an outcome occurred. An April enquiry may attend in May and make a payment in June. The April acquisition group should retain that history. Your cash report should also record the payment in June, when it actually happened. These views serve different decisions and should reconcile without being forced into the same period.

A simple record can include enquiry date, source, first appointment date, attendance status, care decision where appropriately recorded, payment dates, and refunds. Keep clinical details out of the marketing report. The aim is to understand the business journey and the quality of follow-through, not to expose an individual's health information.

Explain what is still open

If eight people are awaiting a first appointment, mark them as pending. Do not count them as failures because the reporting date arrived. Equally, do not count them as attended because a slot exists. A mature report shows completed outcomes and unresolved statuses together. That lets the owner distinguish a real performance issue from the ordinary time it takes for people to progress.

Write one definition paragraph at the top of the review. It saves repeated debate and makes future comparisons fairer. When a definition changes, note the change. A rising conversion rate is less meaningful if the team quietly removed harder-to-reach enquiries from the denominator.

Work one group through the whole calculation

The following example is entirely illustrative. A campaign spends $2,400 on media and produces 80 unique new enquiries. The practice reaches 60 people, books 40 first appointments, records 30 attended appointments, and records 18 people choosing to begin a recommended course of care. The example describes business stages; it does not suggest that every attendee should receive or accept the same recommendation.

Each row changes the conversation. A $30 enquiry cost describes acquisition of interest. An $80 attended-appointment cost describes a later and more operationally meaningful outcome. The difference between 80 enquiries and 30 attended appointments deserves attention because it includes contact, scheduling, and attendance. The advertisement alone does not control all of those stages.

Add the costs that belong to the decision

Now suppose the same illustrative acquisition effort includes $1,200 in management and creative costs and $400 in incremental enquiry-handling costs. Total acquisition cost is $4,000. Cost per attended appointment becomes $133.33, and cost per person choosing care becomes $222.22. Those figures answer a broader question than media-only cost. Label them clearly so nobody presents one as the other.

Some costs serve several campaigns or months. Allocate them using a stated method rather than hiding them or charging the entire amount to whichever campaign happens to be under review. For an owner deciding whether a small additional media investment is worthwhile, marginal cost may be relevant. For assessing the sustainability of the overall programme, the wider cost picture matters. Use the view that fits the decision and show what it includes.

Use the stage loss to choose the work

Suppose the practice reaches only 30 of the 80 enquiries. That points to a different investigation than reaching 70 but booking only 15. The first may involve contact details, response ownership, timing, or the nature of the enquiry. The second may involve expectations, availability, suitability, or the booking conversation. The figures identify where to look; reviewing the actual records helps explain why.

Make the denominator explicit every time. “Booking rate is 50%” could mean bookings divided by all enquiries or bookings divided by reached people. Both can be useful, but they are different. Write “40 bookings from 80 enquiries” and “40 bookings from 60 reached people” beside the percentages. The counts keep the report understandable and expose small samples.

Build a bridge from payments to contribution

Revenue, cash, and contribution describe different parts of the business. Revenue may be recognised under the practice's accounting method. Cash is money received. Contribution considers the relevant costs of delivering the service as well as acquisition. For a practical campaign review, keep the labels plain and let the practice's financial records determine the accounting treatment.

Continue the hypothetical $4,000 total acquisition example. By the review date, the group has paid $12,000. The practice has issued $500 in refunds, leaving $11,500 in net cash received. Suppose the relevant incremental delivery costs associated with that activity are $4,500. That leaves $7,000 before acquisition cost and $3,000 after the $4,000 acquisition cost. This is a defined contribution view, not a claim about total practice profit after every overhead and tax.

Label the ratio you actually calculated

Dividing $11,500 net cash by $2,400 media spend produces approximately 4.79. That is a net-cash-to-media-spend ratio for this defined group and period. It is not automatically profit ROI. Dividing the $3,000 contribution after acquisition by $4,000 acquisition cost produces 75% under this model. That figure still depends on the included costs, the outcome window, and whether later refunds or payments change the record.

Clear labels make the economics more persuasive because the owner can understand them. A dramatic multiple loses value when nobody can explain whether it represents invoices, projected care value, gross payments, or profit. State the calculation in words and show the underlying amounts. The report should survive a sensible question from the person responsible for the bank account.

Keep expected future value in a separate scenario

A recommended plan, an agreed schedule, an invoice, and a payment are not interchangeable. Future activity can be useful for planning, but it belongs in a forecast with explicit assumptions. Keep that forecast separate from recorded results. If a historical case describes potential receivables, preserve that description instead of converting it into collected cash or a verified return.

Use the forecast to explore possibilities, not to make a campaign look complete before it is. Ask what happens if attendance changes, payments arrive later, or the group completes fewer visits than expected. A useful model shows the consequence of uncertainty and helps the owner plan capacity and cash, without turning a business target into a clinical expectation for any individual.

Use scenarios to see which assumption carries the decision

A model becomes useful when you can change an assumption and understand the consequence. Start with a fixed acquisition budget and a clearly defined outcome. Then test a small number of plausible scenarios. Label them as illustrations rather than forecasts unless they are grounded in the practice's own evidence.

For example, suppose total acquisition cost is $4,000. In three hypothetical scenarios, the group produces 20, 30, or 40 attended first appointments. Cost per attended appointment is $200, $133.33, or $100 respectively. The calculation shows how later-stage performance affects the economics even when the acquisition budget is unchanged.

Calculate a break-even condition without making it a promise

Suppose the practice's defined contribution before acquisition averages $250 per acquired attendee over the chosen review window. A $4,000 acquisition programme would need 16 such attendees to cover acquisition cost under that assumption: $4,000 divided by $250. If contribution is $200, the condition becomes 20 attendees. If it is $160, it becomes 25. The model is only as reliable as the contribution estimate and the maturity of the underlying group.

This is a planning calculation, not a recommendation about how much care someone should receive. Patient decisions and clinical recommendations remain individual. The business question is whether the practice can acquire and serve people sustainably under its actual delivery model.

Separate visibility from acquisition

An impression model can help explain the cost of repeated visibility. It cannot establish how many people will enquire, attend, or choose care. Those outcomes require additional assumptions and evidence. If a historic PowerSURGE example estimates exposure cost using a CPM assumption, preserve the assumption and the limited purpose of the model. Do not let an inexpensive impression become an implied inexpensive patient.

Ask which variable the current decision actually depends on. If the practice is deciding whether it can manage another ten first appointments, capacity and delivery cost may matter more than another decimal place in CPM. If the issue is whether a message gets noticed, creative relevance may be the useful next investigation. Good economics focuses attention on the decision, not merely the easiest metric to obtain.

Make the review a conversation about the business

Bring the financial view and the practice experience into the same room. A campaign can produce affordable enquiries while increasing an already overloaded team's callback burden. Another campaign may produce fewer enquiries that are easier to schedule and serve. The owner needs enough detail to understand that difference without reducing people to a spreadsheet.

Ask five questions: Are we attracting the enquiries we intended? Are we responding reliably? Can people access suitable appointment options? Are the recorded outcomes mature enough to interpret? Does the contribution justify the acquisition effort under our stated costs? Each answer should lead to a decision or a named uncertainty.

Notice what the note does: it gives the owner a financial picture, keeps unresolved work visible, and chooses a concrete action. It does not claim that one number proves the entire campaign is good or bad. This is the standard that lets a practice make stronger decisions as the evidence develops.

Set a reporting rule the whole team can repeat

Agree the source rule, the meaning of each status, the cost categories, and the review window before comparing campaigns. Keep a short definitions sheet beside the report. If the receptionist, campaign specialist, and owner use “new patient” differently, the dashboard will remain confusing however attractive it looks.

Close each review with one action owner and one verification date. A campaign review that produces ten vague suggestions usually changes less than one that identifies a clear constraint and assigns the work. The next meeting begins by checking what happened to that decision, then updates the economics with the same disciplined definitions.