Locum tax structure for hospitalists: when going independent pays off

Locum hospitalist work has different tax treatment than W-2. Here’s when an LLC or S-corp actually changes the math, and when it just adds complexity.

As hospitalists, we’ve seen the shift. More of us are working, at least partially, as 1099 independent contractors. The staffing groups prefer it, and the flexibility is a major draw. But this shift from employee to business owner drops a pile of tax complexity right in our lap. Suddenly, you’re not just managing patients; you’re managing self-employment taxes, quarterly payments, and a dizzying array of potential deductions. The good news is that with this complexity comes opportunity—the kind that can save you five or six figures a year in taxes and accelerate your financial goals. This isn’t just about finding a better accountant; it’s about understanding the tax code as a set of rules you can use to your advantage. For a broader look at the operational side of our specialty, you can explore the full hospital medicine hub for more resources.

Most of us learn these lessons the hard way: by overpaying taxes for a year or two before realizing what was possible. Let’s walk through the high-impact strategies that actually move the needle for independent hospitalists.

The S-Corp Strategy: Slashing Your Self-Employment Tax Bill

If you take only one thing from this article, let it be this: operating as a sole proprietor when you earn significant 1099 income is a massive, unforced financial error. As a sole proprietor, every single dollar of your net business income is subject to the 15.3% self-employment (SE) tax. This covers both the employee and employer portions of Social Security (12.4% up to the annual limit, which is $181,500 for 2026) and Medicare (2.9% on all earnings).

When you earn $400,000, that’s over $25,000 in SE tax before you even touch federal and state income taxes. The S-corporation provides a legal and widely used structure to mitigate this.

Here’s how it works:

1. You form a business entity, typically a Limited Liability Company (LLC) for legal protection.
2. You then file Form 2553 with the IRS to have your LLC taxed as an S-corporation.
3. As the owner-employee, you must pay yourself a “reasonable salary” via a W-2. This salary is subject to the same payroll taxes (FICA) as any W-2 job.
4. Any remaining profit from the business can be taken as a shareholder distribution. This distribution is not subject to the 15.3% SE tax.

Let’s use an example. A hospitalist earns $400,000 in 1099 income.

• As a Sole Proprietor: The entire $400,000 (minus business expenses) is hit with the 15.3% SE tax.
• As an S-Corp: The physician sets a “reasonable compensation” of $250,000 as their W-2 salary. This amount is subject to FICA taxes. The remaining $150,000 is taken as a distribution, which is exempt from FICA. The savings on that $150,000 portion is primarily the 2.9% Medicare tax (plus the 0.9% additional Medicare tax if applicable), as the salary likely exceeded the Social Security wage base. This still amounts to thousands in annual savings.

The Planning Trap: Unreasonable Compensation. The key is “reasonable compensation.” You can’t pay yourself a $50,000 salary on $500,000 of income. The IRS can and will challenge this, reclassifying your distributions as salary and hitting you with back taxes and penalties. What’s reasonable? It’s what a hospital would pay another physician to do the same job. Using objective market data from sources like MGMA or SullivanCotter to benchmark your salary is a defensible strategy. A qualified CPA can help you document this, which is why a physician CPA referral is invaluable for getting this structure right from day one.

The ‘Tax Home’ Trap That Can Erase Your Travel Deductions

One of the biggest perks of locum tenens work is the ability to deduct business travel expenses: flights, lodging, rental cars, and 50% of your meal costs while away from home. For a hospitalist doing several assignments a year, these deductions can easily be worth $20,000 to $50,000 or more. But it all hinges on a critical IRS concept: your “tax home.”

Your tax home is your regular place of business, regardless of where you maintain your family home. It’s the entire area of your main post of duty. You are considered “away from home” for tax purposes only when you are required to be away from your tax home for a period substantially longer than an ordinary day’s work, and you need to sleep or rest to meet the demands of your work while away.

Here’s the trap most full-time locums fall into: becoming “itinerant.” If you don’t have a regular place of business and you work in multiple locations, the IRS can argue that you have no tax home. Your “home” is wherever you happen to be working. If you have no tax home, you can’t be “away from home,” and therefore, none of your travel expenses are deductible. They become personal living expenses.

Imagine a hospitalist who gives up their apartment, puts their belongings in storage, and spends the year working three-month stints in Texas, Oregon, California, and Florida. They have no main place of business they return to. The IRS would likely classify them as itinerant, disallowing tens of thousands in deductions.

How to Avoid This Trap:

• Maintain a Main Place of Business: The cleanest way is to have a consistent, regular job or business activity near your primary residence. This could be a part-time hospitalist role, a small administrative or consulting business run from a home office, or even a regular relationship with one hospital system that constitutes the bulk of your work.
• The One-Year Rule: A work assignment in a single location that is realistically expected to last (and does last) for more than one year is not considered temporary. Expenses for that assignment are not deductible. Be mindful of extending contracts repeatedly in the same location.
• Document Everything: Keep clear records of where your main economic ties are. Where do you generate the most income? Where is your office? Where do you return between assignments? This documentation is your defense in an audit.

Geographic Arbitrage: Earning in a High-Tax State, Living in a No-Tax State

As a hospitalist, your work is portable. Your license is your passport. This creates a powerful opportunity for geographic arbitrage—structuring your life to legally minimize state income tax. The strategy is simple: establish legal domicile in one of the nine states with no state income tax (Florida, Texas, Tennessee, Nevada, Washington, Wyoming, South Dakota, New Hampshire, or Alaska) and commute for your locum assignments in high-tax states like California (13.3% top bracket) or New York (10.9%).

You will still owe non-resident state income tax on the income you earn *while physically working* in the high-tax state. However, all your other income—investment income, spouse’s income, income from work in other no-tax states—is shielded from state tax. For a high-earning physician, this can easily translate into $30,000 to $100,000+ in annual tax savings.

The Planning Trap: Fake Domicile. High-tax states, particularly California and New York, are wise to this strategy and aggressively audit individuals who claim to have moved. Simply getting a mailbox in Las Vegas while your family, home, and life remain in Los Angeles will not work. You must prove you have truly changed your domicile.

How to Establish Domicile Correctly: Domicile is a legal term meaning the place you intend to be your permanent home. To prove it, you need to sever ties with your old state and establish new ones.

• Sell your home in the high-tax state or rent it out. Buy or lease a primary residence in the new state.
• Get a new driver’s license and register your vehicles in the new state.
• Register to vote in the new state and cancel your old registration.
• Move your primary bank accounts and safe deposit boxes.
• Update your address with the IRS, Social Security Administration, and all financial institutions.
• Spend more than half the year (183+ days) in your new state of domicile. Keep travel records, receipts, and flight logs to prove it.

This is an all-or-nothing strategy. A half-hearted move is a failed audit waiting to happen.

FIRE for Hospitalists: Engineering an Early Exit from High-Burnout Work

The intensity of hospital medicine drives many of us to pursue Financial Independence, Retire Early (FIRE). The goal isn’t just to accumulate a large number; it’s to build a system that provides income before you can access traditional retirement accounts at age 59.5. This requires a focus on tax-efficient withdrawal strategies, not just savings.

The Bridge Account is Key: Your primary tool for funding early retirement (e.g., from age 50 to 59.5) is a taxable brokerage account. While it lacks the tax advantages of a 401(k) or IRA during the accumulation phase, its key benefit is liquidity. You can access the funds at any time without penalty. The goal is to fund this account aggressively and invest it in a tax-efficient manner (e.g., in index funds that generate qualified dividends and long-term capital gains, taxed at lower rates).

Advanced Withdrawal Strategies:

• Roth Conversion Ladder: This is a powerful strategy for accessing retirement funds early. You systematically convert funds from a pre-tax account (like a Traditional IRA) to a Roth IRA each year. You pay ordinary income tax on the converted amount in the year of conversion. After a five-year waiting period, you can withdraw the *converted principal* tax-free and penalty-free, regardless of your age. By starting a ladder in your late 40s, you can create a pipeline of tax-free cash to access in your 50s.
• Rule 72(t) – SEPP: Substantially Equal Periodic Payments (SEPP) allow you to take penalty-free distributions from your IRA or 401(k) before age 59.5. The catch is that you must take a calculated annual withdrawal for at least five years or until you turn 59.5, whichever is longer. The calculation methods are rigid, and a mistake can trigger retroactive penalties on all previous withdrawals. This is a less flexible option, best used with guidance from a financial professional.

The trap here is tunnel vision on pre-tax savings. Maxing out your Solo 401(k) is great, but if 100% of your net worth is tied up in tax-deferred accounts, you have no flexible capital to bridge the gap to retirement age without incurring massive penalties.

Supercharging Deductions with Real Estate and Cost Segregation

For physicians with 1099 income, real estate investing offers some of the most powerful tax deductions available, primarily through depreciation. Depreciation is a non-cash expense that allows you to deduct the “wear and tear” of a rental property against its income. Normally, a residential property is depreciated over 27.5 years.

A cost segregation study is an engineering-based analysis that accelerates this process. It identifies and reclassifies components of the property from the standard 27.5-year (residential) or 39-year (commercial) depreciation schedule to shorter 5, 7, or 15-year schedules. Things like carpeting, cabinetry, specialty electrical, and landscaping can be depreciated much faster.

Here’s the impact: A study might shift 20-30% of a property’s purchase price into these shorter-lived categories. With current bonus depreciation rules (which allow 100% of the cost of short-lived assets to be deducted in year one, though this is phasing down), this can create a massive paper loss in the first year of ownership.

The Trap: Passive Activity Loss (PAL) Rules. For most physicians, real estate is a “passive activity.” Under IRS §469, passive losses can only offset passive income. That huge paper loss from cost segregation can’t be used to offset your active 1099 physician income… unless you or your spouse qualifies for Real Estate Professional Status (REPS).

REPS is a game-changer. If one spouse (filing jointly) spends more than 750 hours per year AND more than 50% of their total working time on real estate activities, the rental losses become non-passive. They can be used to directly offset your active clinical income. This is a common strategy where a non-clinical or part-time spouse manages the real estate portfolio, allowing the family to use these supercharged depreciation losses to wipe out a significant portion of the physician’s income tax. You can model out different scenarios with a real estate investing calculator to see the potential impact.

Navigating the transition from a W-2 employee to a 1099 business owner requires a mindset shift. The tax code is no longer just something that happens to you; it’s a system you can strategically navigate. These strategies—the S-corp election, diligent travel documentation, state domicile planning, and advanced retirement and real estate tactics—are the building blocks of a financially optimized independent career. If you’re ready to see how these pieces fit together for your specific situation, you can talk to GigHz about your locum mix.

Reviewed by Pouyan Golshani, MD, Interventional Radiologist — May 21, 2026