Investment Fees Are Quietly Destroying Your Retirement — And Most Medical Professionals Don't Know It

Imagine two medical professionals. Same graduating class. Same salary. Same student loans. Both start investing at 30. Both put away $2,000 a month for the next 30 years.

At 60, one of them has $4.95 million. The other has under $4 million.

The difference is over a million dollars. Same income. Same discipline. Same 30 years of consistent investing.

So what happened?

One of them paid fees. The other didn't.

That's what this post is about — the investment fees that are quietly draining the retirement accounts of MDs, PAs, NPs, and PharmDs across the country, and the fact that most of them have no idea it's happening.

I'm Kristin Burton. I became a millionaire at 31 on a PA salary, and I've spent years helping medical professionals understand the financial decisions that actually move the needle. This one keeps me up at night — not because it's complicated, but because it's so fixable, and so few people ever fix it.

Watch the Full Breakdown

If you'd rather watch than read, I cover everything in this post in the video below. If you prefer audio, the podcast version is at the bottom of this page.

The Two Types of Medical Professional Investors Getting Quietly Drained

Before we get into the numbers — and there will be numbers, so go ahead and grab something to write with — let me describe the two groups I see most often.

Camp One has a 401k. They picked some funds during new employee orientation, decided what percentage of their paycheck to contribute, and haven't really looked at it since. The money goes in automatically. They genuinely don't know what they're invested in. They assume it's fine because no one told them it wasn't.

Camp Two hired a financial advisor. They feel good about this. They never write a check. They never see an invoice. The fee comes out of the portfolio automatically, so it feels invisible — like a premium service they're getting for essentially nothing.

Both groups are being quietly drained. Not because of a market crash. Not because of a bad investment strategy. Simply because of fees.

Here's why fees are so uniquely damaging: unlike a bad year in the market, a fee loss is not recoverable. When the market drops, it can come back. When you pay a fee, that money is gone permanently — and so is everything that money would have compounded into over the next 20 or 30 years. That's the silent killer. And today we're naming it.

The Two Fees That Are Costing Medical Professionals the Most

There are two key fees that affect medical professionals who are trying to build wealth through investing.

The first is an expense ratio — a fee buried inside the fund itself that you pay whether or not you know it exists.

The second is an AUM fee — an assets under management fee built into most financial advisory services.

For every scenario in this post, we're going to use the same baseline assumptions so you can see exactly what fees are doing without any other variables changing. Our medical professional is 30 years old, has $200,000 already invested, and plans to invest $2,000 per month for the next 30 years. We'll assume an 8% annual return before fees — a reasonable figure based on long-term historical stock market averages. Without any fees at all, this person ends up with $4.95 million at age 60.

That's the baseline. Now let's see what fees do to it.

What Is an Expense Ratio — And Why Can't You See It?

An expense ratio is the internal operating cost of a fund. It's the price you pay to own it — expressed as a percentage of your assets in that fund — and it's deducted automatically. You don't write a check for it. It doesn't show up as a line item on your statement. It just quietly reduces your returns every single year.

Thanks to pioneers like Jack Bogle, the founder of Vanguard, low-cost investing has become widely accessible. You can now get into index funds and ETFs with expense ratios as low as 0% at Fidelity, or commonly 0.03% to 0.05% at other major brokerages. For most individual investors building long-term wealth, there is very little reason to pay more than that.

But here's the problem: a lot of actively managed mutual funds — many of which live inside hospital and clinic 401k plans, and inside HSA investment options — carry expense ratios of 0.7%, 1%, even 1.2% or higher. Some have front-load or back-load fees on top of that. And most people who are in them have absolutely no idea, because nothing on their statement tells them.

What Expense Ratios Actually Cost You in Real Dollars

Let's run the numbers on our baseline medical professional — 30 years old, $200K invested, $2K/month for 30 years, 8% return before fees.

Read that last line again.

A 1% expense ratio — the kind that exists quietly inside countless hospital 401k plans right now — costs our medical professional a million dollars over 30 years. And it never shows up on a single statement.

To make it worse: decades of research consistently shows that actively managed funds do not outperform their respective index funds over long periods of time. So you're paying more, for less. That's a double loss.

This is why low-cost index funds and ETFs aren't an ideology. They're just math.

What Is an AUM Fee — And What Does It Really Cost You?

An AUM fee (assets under management) is a percentage of your total portfolio that you pay a financial advisor every year in exchange for managing your investments. The industry standard is 1% per year. Robo-advisors typically charge around 0.25%. Some advisors who specialize in medical professionals charge as much as 2% per year.

Here's what makes the AUM fee particularly deceptive: just like an expense ratio, you never write a check for it. It comes out of your portfolio automatically. It has the feeling of being free — or at least, of being a service you're accessing at no real cost. It's not.

And here's something most people don't think about: the AUM fee grows in real dollar terms as your portfolio grows, even if the advisor isn't doing more work.

Is your advisor doing ten times more work for you when your balance grows from $100K to $1M? Probably not. But the fee is ten times higher. That's just baked into the model.

The Real Cost of a 1% AUM Fee Over 30 Years

Using our same baseline ($200K invested at 30, $2K/month, 8% return) a 1% AUM fee costs nearly $1,000,000 over 30 years.

That's the question every medical professional needs to sit with honestly: is the service, the planning, the behavioral coaching, and the peace of mind this advisor provides worth a million dollars over the next 30 years?

For some people, the answer is genuinely yes. If you were the kind of investor who would have panic-sold everything in 2008 or 2020, a good advisor may have saved you more than they cost. But that math has to be an honest part of the conversation — not an assumption, not a default.

The $1.74 Million Fee Stacking Problem

Here's where it gets genuinely alarming.

What happens when you combine a 1% AUM advisory fee with a 1% expense ratio on actively managed funds inside your account? Both fees compound in reverse simultaneously. You lose not just the fee — you lose everything that fee would have grown into.

A pharmacist once came to me who was invested in funds with a 4% expense ratio through a financial advisor. I've seen others paying a 1% AUM fee while also in funds with a 1% expense ratio and a 5% front-load fee — meaning for every dollar invested, they lost 5% off the top before a single dollar was ever put to work.

This is fee stacking, and it is far more common than most medical professionals realize.

Nearly $1.74 million lost to fees. Not to market risk. Not to bad timing. Not to starting too late. To fee stacking — an entirely preventable, entirely invisible drain on decades of disciplined investing.

Think about what that number means in practical terms: every additional 1% you pay in investing fees adds years to how long you have to work. How many more years of full-time patient care — more call shifts, more overnight rotations, more weekend rounds — would you need to work to make up $1.74 million? That's not a hypothetical. That's the actual tradeoff.

Is a Financial Advisor Worth It?

I want to be direct here: I am not saying all financial advisors are bad, or that every advisory relationship has no value. I wrote about this at length in my book, The PA Millionaire Path, and the research on when advisors genuinely help investors is real and nuanced.

What I am saying is this: most medical professionals — especially early in their careers, before they've crossed that first $500,000 invested — dramatically underestimate what the AUM fee costs them in money that could have compounded for them in the future, because they've never done the math. They've felt the value. They've never calculated the price.

The best investors are not the ones who pick the best stocks or time the market perfectly. They're the ones who keep their costs low, stay consistent, and don't let unnecessary fees quietly drain their accounts for decades.

Every MD, PA, NP, and PharmD has the intellectual capacity to understand this. You spend years learning to read lab values, interpret imaging, and make high-stakes clinical decisions under pressure. You can learn to read a fund's expense ratio and calculate what an AUM fee is actually costing you. This is learnable. And the return on learning it is worth hundreds of thousands of dollars.

Your 3-Step Fee Audit (Do This Over a Weekend)

You don't need to fire your advisor or blow up your portfolio. You need information. Here's how to get it in three steps.

Step 1: Find your expense ratios. Log into every investment account you have — your 401k, your HSA, your brokerage account, your IRA. Look up every fund you're holding. Google the ticker symbol and find the expense ratio. Write them down. If anything is above 0.1%, look up what low-cost alternatives are available inside your plan. And if there are none, a direct email to your HR team asking them to add low-cost index fund options is a meaningful and completely legitimate move. One email. It costs you nothing. Don't sell anything in a taxable account without thinking through the capital gains implications first.

Step 2: Understand your advisor fee. If you have a financial advisor, pull up your client services agreement and find your AUM percentage. Then calculate what you actually paid this year in dollars. Then project what you'll pay over the next 5 and 10 years if your portfolio grows the way you're planning. Make it a dollar number, not a percentage. Percentages feel small. Dollar amounts are real.

Step 3: Calculate your total fee drag. If you have both an advisor fee and high expense ratios, you're fee stacking. Add the percentages together and run the math against what you're investing. Use a basic compound interest calculator and run two scenarios — one with fees, one without. Knowledge is power here. You're not obligated to immediately change anything. But you need to know the number before you can make a real decision about it.

The Bottom Line for Medical Professionals

You spent years becoming a clinician. You took out significant debt to do it. You're earning a strong income. None of that matters if fees are silently compounding in reverse inside your investment accounts for the next 30 years.

The math is simple: at zero fees, our baseline medical professional ends up with $4.95 million. At a 2% combined fee drag — entirely common, entirely invisible — that same person ends up with $3.21 million. Same income. Same discipline. Same 30 years. The $1.74 million difference is fees. Fees are the one investing variable entirely within your control. And paying attention to this one costs you nothing except a weekend afternoon.

Every medical professional can invest their way to a substantial portfolio. But only if the fees stop eating it first.

Listen to the Podcast Episode

Prefer audio? Listen to the full episode below — perfect for your commute, your next long shift, or anywhere you want to learn without looking at a screen...

Find the Millionaires in Medicine podcast on Spotify, Apple Podcasts, and wherever you listen.

Frequently Asked Questions

What is an expense ratio and how does it affect my retirement? An expense ratio is the annual cost of owning a mutual fund or ETF, expressed as a percentage of your investment. It's automatically deducted from your returns — you never see it as a separate charge. A 1% expense ratio on a 30-year investment portfolio can cost a medical professional over $1,000,000 in lost wealth, based on an 8% average annual return assumption.

What is an AUM fee and is it worth paying? An AUM (assets under management) fee is an annual percentage of your portfolio paid to a financial advisor. The industry standard is 1% per year. On a growing portfolio, a 1% AUM fee can cost close to $1,000,000 over 30 years. Whether it's worth it depends on the genuine value the advisor provides — financial planning, behavioral coaching, tax strategy — weighed against the real dollar cost, not just the percentage.

What is fee stacking? Fee stacking happens when you pay multiple layers of fees simultaneously — for example, a 1% AUM advisory fee on top of funds with a 1% expense ratio. The combined 2% annual drag can cost a medical professional over $1.7 million over a 30-year investing career.

What expense ratio should I be looking for in my 401k? Look for funds with expense ratios below 0.1%. Low-cost index funds and ETFs from major providers often carry expense ratios of 0.03% to 0.05%, or even 0% at some brokerages. If your 401k only offers actively managed funds with higher expense ratios, contact your HR department and ask them to add low-cost index fund options.

Should I fire my financial advisor to avoid AUM fees? Not necessarily. The question is whether the value your advisor provides is worth the dollar cost of the AUM fee over your investing timeline. For some medical professionals — especially those managing complex financial situations or who know they make emotional investing decisions — the answer is yes. The goal is to make that an informed, mathematical decision rather than a default assumption in either direction.

How do I find out what fees I'm actually paying? For expense ratios: log into your investment accounts, look up every fund by ticker symbol, and find the expense ratio on any financial research site like Morningstar. For AUM fees: pull up your client services agreement with your advisor, find your fee percentage, and calculate it in actual dollars based on your current portfolio balance.

Can medical professionals really manage their own investments without an advisor? Yes. The core of a low-cost, long-term investing strategy — diversified index funds, consistent contributions, low fees — is learnable and manageable. The investors who build the most wealth are not the ones picking the best stocks. They're the ones keeping costs low and staying consistent. That said, professional guidance adds genuine value in certain situations, and that tradeoff is worth evaluating honestly.

Kristin Burton is a practicing PA in cardiology and critical care medicine and the founder of Millionaires in Medicine. She became a millionaire at 31 on a PA salary through strategic income optimization and low-cost investing. Her book, The PA Millionaire Path, is available on Amazon. Learn about personalized coaching at millionairesinmedicine.com/coach.