Tax planning for family medicine physicians

Lower income, higher PSLF benefit — the FM tax stack looks different from procedural specialties. Here’s the optimization.

Unlike our colleagues in surgery or radiology pulling down high W-2s from private practice, the financial reality for Family Medicine is often a blend of hospital employment, significant student loan burdens, and a compensation structure that puts unique tax strategies in play. The standard “max your 401(k)” advice is just table stakes. The real leverage comes from understanding how to structure your income and deductions around the specific thresholds and rules that benefit primary care physicians most. This isn’t about finding loopholes; it’s about using the tax code as it’s written to build wealth efficiently on an FM salary. We’ll walk through the specific plays that work for our specialty, many of which are detailed further in the family medicine free tools hub.

Preserving the §199A QBI Deduction by Managing Your AGI

Most physicians hear about the Section 199A Qualified Business Income (QBI) deduction and assume it doesn’t apply to them. For many high-income specialists, they’re right. But for Family Medicine, this is a critical, and often achievable, tax break worth tens of thousands of dollars.

Here’s the mechanism: §199A allows owners of pass-through businesses (like an S-Corp or a 1099 independent contractor) to deduct up to 20% of their qualified business income. The catch is for those in a “Specified Service Trade or Business” (SSTB), which explicitly includes the practice of medicine. For SSTBs, the deduction begins to phase out and then disappears entirely once your taxable income exceeds certain thresholds. For 2026, those thresholds are projected to be around $394,000 for single filers and $787,000 for those married filing jointly.

While a neurosurgeon might blow past that limit easily, many FM physicians, especially those with a side practice or significant 1099 income, are right on the bubble. This is where strategic AGI (Adjusted Gross Income) management becomes a high-yield activity.

The How-To Sequence:

1. Assess Your Position: Look at your total household income. If you have any 1099 income and your total taxable income is approaching the phase-out threshold, it’s time to act.
2. Maximize Pre-Tax Retirement Accounts: This is your first and most powerful lever. Max out your employee contribution to your hospital 401(k) or 403(b). If you have a Solo 401(k) for your side income (more on that below), max out the employee and employer contributions there as well. Every dollar contributed here directly reduces your AGI.
3. Fund Your HSA: A Health Savings Account is a triple-tax-advantaged vehicle that also lowers your AGI. For 2026, the family contribution limit is $8,750.
4. Bunch Charitable Donations: Instead of donating a small amount each year, “bunch” several years’ worth of donations into a single year using a Donor-Advised Fund (DAF). A $30,000 contribution to a DAF can pull your AGI down significantly in the year you make it, potentially preserving your full QBI deduction.

The Planning Trap: The most common mistake is passive acceptance. A physician might get a year-end bonus or pick up extra locums work, pushing their income just over the threshold and wiping out a $20,000 deduction. Proactive planning in the fourth quarter is essential. You have to model your income and deductions before December 31st to see if you need to make a large DAF or retirement plan contribution to stay under the wire.

Unlocking Lost Deductions with a 1099 Side Hustle

Remember when you could deduct your unreimbursed professional expenses as a W-2 employee? The Tax Cuts and Jobs Act of 2018 eliminated that. Your DEA license, state license renewals, CME travel, scrubs, and home office computer are no longer deductible against your hospital salary. For most FM docs, this amounts to thousands of dollars in lost deductions every year.

The solution is to generate even a small amount of 1099 income. By creating a business, you open up a Schedule C, where all those professional expenses become deductible again as ordinary and necessary business expenses.

The How-To Sequence:

1. Establish a Side Business: This can be simple. A few telemedicine shifts, medical chart reviews, consulting for a local startup, or a medical directorship for a nursing home. Any activity where you are paid as an independent contractor (Form 1099-NEC) qualifies.
2. Open a Separate Business Bank Account: Do not co-mingle funds. All 1099 income goes into this account, and all business expenses are paid from it. This is non-negotiable for a clean audit trail.
3. Track Your Expenses: Now, all those previously non-deductible costs can be allocated to your business. A portion of your cell phone bill, home internet, your new laptop, conference registration and travel, board exam fees, and even a home office deduction can be claimed on your Schedule C.
4. Funnel Profits into a Solo 401(k): The net income from your side business (after all those deductions) can be funneled into a Solo 401(k). This allows you to save far beyond your W-2 plan’s limits. As both the “employee” and “employer,” you can contribute up to $69,000 (2024 limit, indexed for inflation) depending on your side income.

The Planning Trap: Thinking the side income has to be substantial. Even earning just $5,000 in 1099 income can be enough to justify deducting $10,000 in legitimate professional expenses you were already incurring. The result is a net business loss on your Schedule C, which can then offset your W-2 income, creating a powerful tax-saving synergy. The key is that the expenses must be legitimate and directly related to your work as a physician.

The HSA Triple-Stack: Your Secret Retirement Account

The Health Savings Account (HSA) is the most powerful tax-advantaged account available, yet most physicians treat it like a simple checking account for medical bills. This is a massive missed opportunity. For a W-2 employed family physician, the HSA should be treated as a stealth retirement account.

The power comes from its triple tax advantage:

1. Contributions are pre-tax (or tax-deductible), reducing your AGI.
2. The money grows tax-free inside the account when invested.
3. Withdrawals are tax-free for qualified medical expenses.

The How-To Sequence (The “Stack”):

1. Max It Out: Contribute the maximum family amount every single year. For 2026, this is $8,750. This is a non-negotiable first step.
2. Invest, Don’t Spend: As soon as the money hits your HSA, invest it in low-cost, broad-market index funds. Do not use the HSA to pay for current medical expenses. Pay for your co-pays, prescriptions, and dental work out-of-pocket with post-tax dollars.
3. Save Every Receipt: This is the crucial step. Scan and save every single medical receipt (from co-pays to orthodontia to contact lenses) in a dedicated digital folder (e.g., Dropbox, Google Drive) labeled by year. You are accumulating a lifetime of qualified medical expenses.

Decades from now, in retirement, you can withdraw money from your massively grown, tax-free HSA by “reimbursing” yourself for those receipts you’ve saved over 20 or 30 years. If you have $100,000 in saved receipts, you can pull $100,000 out of your HSA completely tax-free for any purpose—a world cruise, a new car, or just living expenses.

The Planning Trap: Using the HSA debit card at the pharmacy. Every time you do this, you’re spending your best investment dollars. You are liquidating assets that have the potential for decades of tax-free compound growth. The discipline to pay out-of-pocket today is what funds a tax-free withdrawal in the future.

Accelerating Deductions with Real Estate Cost Segregation

For physicians who own rental properties or the building their small practice operates out of, a cost segregation study is one of the most potent but underutilized tax strategies. It’s an engineering-based analysis that can unlock massive depreciation deductions in the early years of owning a property.

Normally, a residential rental property is depreciated over 27.5 years and a commercial property over 39 years. This means you get a tiny sliver of a deduction each year. A cost segregation study dissects the property into its components and reclassifies them into shorter depreciation schedules. Things like carpeting, specialty lighting, cabinetry, and landscaping can be moved from a 27.5-year schedule to a 5, 7, or 15-year schedule.

The effect is dramatic. It’s common for a study to shift 20-30% of a property’s purchase price into these shorter-term categories. With bonus depreciation rules (which are still in effect, though phasing down), you can often deduct the entire value of those reclassified assets in Year 1.

Example: You buy a $750,000 rental property. Without a study, your annual depreciation is about $27,272. A cost segregation study might identify $180,000 (24%) of components eligible for 5-year or 7-year depreciation. Using bonus depreciation, you could potentially take a $180,000 deduction in the first year, creating a huge “paper loss” to offset other passive income.

The Planning Trap: Assuming it’s only for large commercial investors. This strategy is highly effective for individual physicians owning just one or two rental properties. The second trap is thinking it’s a DIY project. The IRS requires these studies to be engineering-based and well-documented. Using a reputable firm is essential, but the tax savings almost always dwarf the cost of the study itself. For those with significant real estate holdings, this is a conversation to have with a physician-focused CPA who understands these advanced strategies.

The Non-Physician Spouse and Real Estate Professional Status (REPS)

This is the holy grail for married physicians. Under the §469 passive activity loss rules, rental real estate losses are generally considered “passive” and can only offset passive income (like from other rentals). They can’t offset your “active” W-2 physician income.

Real Estate Professional Status (REPS) is the exception. If one spouse qualifies, your rental losses become non-passive and can be used to directly offset the physician’s high W-2 income. This is how some physician families legally pay very little in federal income tax.

The How-To Sequence for the Non-Physician Spouse:

1. The Two Tests: The spouse must spend more than 750 hours per year in real property trades or businesses, AND this must be more than 50% of their total working time.
2. Material Participation: The spouse must also “materially participate” in the rental activities themselves.
3. Contemporaneous Log: This is critical. The IRS requires proof. The spouse must keep a detailed, contemporaneous log of their time—date, hours spent, and specific activity (e.g., “2 hours – meeting with contractor for roof quote,” “3 hours – screening tenant applications for 123 Main St”).
4. File Jointly: The couple must file a joint tax return.

When you combine REPS with a cost segregation study, the results are explosive. The massive paper loss from accelerated depreciation isn’t trapped as a passive loss; it flows through to your joint return and can wipe out hundreds of thousands of dollars of W-2 income.

The Planning Trap: Dabbling. REPS is not a passive endeavor. The 750-hour and 50% tests are strict and a common target for IRS audits. The spouse must genuinely be running the real estate activities as a significant part-time or full-time job. You cannot simply declare the status; you must live it and document it meticulously.

The tax code is complex, but it contains specific pathways designed for wealth creation. For family medicine physicians, the winning strategy isn’t about earning more, but about keeping more of what you earn by layering these approaches together. It’s a different playbook than the one for proceduralists, but when executed correctly, it’s just as powerful.

Reviewed by Pouyan Golshani, MD, Interventional Radiologist — May 7, 2026