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How Rising Interest Rates Are Affecting Medical Practice Loans and Expansion Plans

For years, low interest rates made borrowing to expand a medical practice – a new fit-out, additional equipment, a second location – feel almost routine. That environment has shifted. With rates sitting well above where they were a few years ago, the cost of debt has become a genuine factor in whether an expansion plan makes financial sense, not just an afterthought once the decision to grow has already been made.
For medical practice owners currently weighing up a loan for expansion, equipment, or premises, understanding how the current rate environment changes the calculation is essential before signing anything.

Why This Matters More for Medical Practices Specifically

Medical practices carry a particular borrowing profile. Equipment costs are high, premises are often purpose-fitted (and expensive to modify), and revenue, while generally stable, is tied closely to practitioner hours – meaning debt servicing needs to be planned around realistic capacity, not optimistic projections.
Higher interest rates increase monthly repayments on both existing variable-rate loans and any new borrowing, which has two direct effects: it reduces the amount a practice can comfortably borrow, and it increases the revenue needed just to service debt before any of it reaches profit.

The Real Cost of Delaying vs Proceeding

There’s often a temptation to simply wait out a higher-rate environment before expanding. That’s sometimes the right call – but not always. A few things are worth weighing before deciding either way:
  • Opportunity cost of delay. If demand for a second location or additional capacity is already there, waiting means turning away patients or referrals that a competitor may capture instead.
  • Equipment and construction costs rarely fall. Even if interest rates ease later, fit-out and equipment costs tend to keep rising, meaning the total cost of expansion may not actually be lower by waiting.
  • Fixed vs variable rate options. Locking in a fixed rate for a portion of a loan can provide certainty over repayments during a volatile rate cycle, even if it comes at a slightly higher headline rate.
  • Loan structure matters as much as the rate. Interest-only periods, offset accounts, and how a loan is structured against existing practice assets can significantly change the real cost of borrowing, independent of the interest rate itself.

Reassessing Expansion Plans Realistically

An expansion plan that made sense at a 4% interest rate might need a different set of assumptions at a higher rate. This doesn’t necessarily mean shelving the plan – it means running the numbers again with updated figures, including:
  • Updated repayment estimates based on current rates, not historical ones
  • Realistic patient volume and revenue ramp-up timelines for a new location or service line
  • Buffer capacity for a rate rise during the loan term, not just current conditions
  • The practice’s existing debt position, so total exposure is assessed together rather than loan by loan
This kind of stress-testing is where many practice owners either move forward with confidence or discover that a plan needs adjusting – smaller scope, staged expansion, or a delayed timeline – before committing to a large loan.

Where Business Advisory Comes In

This is squarely the kind of decision where broader business advisory support makes a measurable difference. It’s not simply about approving or rejecting a loan application – it’s about modelling the practice’s full financial picture, understanding debt servicing capacity realistically, and structuring any new borrowing so it supports growth rather than straining cash flow.
At MediSuccess, this is a conversation we have regularly with practice owners considering expansion, and it usually starts well before any loan application is submitted – with a proper look at current cash flow, existing obligations, and what a realistic growth timeline looks like. If you haven’t already, it’s worth reading our related piece on how the right business advice grows a medical practice, which covers some of the broader thinking behind sustainable practice growth.

Don't Overlook Tax and Cash Flow Alongside the Loan Itself

Loan repayments interact directly with a practice’s tax position and cash flow – interest costs are generally deductible, but the overall impact on after-tax cash flow needs to be modelled properly, not assumed. This is where tax and accounting planning and business advisory need to work together, rather than being treated as separate conversations.

Final Thoughts

Rising interest rates haven’t made expansion impossible for medical practices – they’ve made it more important to plan properly before committing. A loan that looked straightforward in a lower-rate environment deserves a fresh look now, with updated numbers and a realistic view of repayment capacity. If you’re considering expansion, equipment finance, or a second location and want a clear-eyed view of what it means for your practice’s finances, our team at MediSuccess can walk through the numbers with you – get in touch here to start that conversation.

Frequently Asked Questions

Not necessarily – it depends on demand, equipment costs (which rarely fall), and how urgent the expansion is. Sometimes staging the expansion is a better answer than waiting entirely.
It depends on your practice’s cash flow stability and risk tolerance. Many practice owners choose a split – part fixed, part variable – to balance certainty with flexibility.
This should be based on current revenue, realistic growth projections, and a buffer for rate changes – not just what a lender is willing to approve.
It can, particularly if your current loan has less favourable terms than what’s available now, or if consolidating debt would simplify cash flow. It’s worth reviewing case by case.
Generally, yes, where the loan is used for business purposes, though the full picture depends on how the loan and practice structure are set up.
Underestimating how long it takes new capacity (a new doctor, service line, or location) to reach full revenue potential, while still needing to service the loan from day one.
Before, modelling the numbers ahead of an application avoids taking on debt that later turns out to be difficult to service.
Yes, even with a decision made, advisory support helps structure the loan, timing, and cash flow planning so the expansion goes as smoothly as possible.

Hitesh Mohanlal ACA, CA, Author. Lover of cars, his Team & Family, and Passionate About Making a Difference in People’s Financial Lives.

Hitesh Mohanlal is the majority owner of the WOW! Accountants and Business Advisors Group which consists of WOW! Accountants, MediSuccess & CrystalClear bookkeeping.

He is the author of Double Your Profits & Reduce Your Working Hours for Medical Practitioners and The Passport to Wealth & Real Financial Freedom for Medical Professionals, and written two guides for medical professionals; Blueprint for a Wildly Successful Medical Practice for Medical Professionals and The Ultimate Guide for Medical Professionals Who Want to Pay Less Tax!