Written by Allen Schiff, CPA, CFE
Dental practice owners face a unique tax planning challenge: they must manage high equipment costs, rising payroll demands, associate compensation, facility expenses, retirement planning, and practice growth while still maintaining healthy cash flow. The right tax strategy can help reduce surprises, improve profitability, and support long-term practice and personal goals.
Quick answer
The best tax strategies for dental practice owners include planning equipment purchases, maximizing retirement contributions, reviewing entity structure, preserving deductions, using accountable reimbursement plans, improving bookkeeping and recordkeeping, and planning ahead for practice transitions. The most effective approach is proactive, year-round tax planning rather than waiting until year-end.
Dental practices are not like many other small businesses. A practice may carry high costs for clinical equipment, dental supplies, lab fees, technology, software, staffing, continuing education, insurance, facility improvements, financing, and marketing.
Those costs create planning opportunities, but only if they are captured correctly and aligned with the practice owner’s long-term goals.
For example, buying a new scanner, cone beam CT system, or operatory equipment may create tax benefits, but the timing, financing, depreciation method, and cash flow impact should be reviewed before the purchase is made. Similarly, retirement plan contributions may reduce taxable income, but the best plan design depends on the owner’s age, compensation, employee census, profitability, and long-term exit plan.
Tax planning for dental practices should answer practical questions such as:
The eight strategies below highlight practical tax planning opportunities dental practice owners should review throughout the year, especially before making major purchases, changing compensation, adding providers, or preparing for a practice transition.
Dental practices often make large investments in clinical and office equipment. These purchases may qualify for accelerated deductions through IRS Section 179 or bonus depreciation, depending on the asset, timing, taxable income, and applicable federal and state rules.
Potential qualifying assets may include:
Current IRS guidance confirms that 100% bonus depreciation is available for eligible depreciable property acquired after January 19, 2025, under recent tax law changes. Section 179 also remains an important tax planning tool for qualifying business property.
However, the goal should not be to buy equipment just to lower taxes. The better question is whether the purchase supports production, patient care, efficiency, long-term practice value, and the delivery of oral healthcare services.
For example, the timing of an equipment purchase can affect both the tax benefit and the practice’s cash flow.
Dr. Smith owns a growing dental practice and was considering purchasing a $150,000 imaging system in November. Before making the purchase, she met with her dental CPA to review the potential tax deduction, financing options, and the effect on year-end cash flow.
Because the equipment needed to be placed in service before year-end to qualify for the planned tax treatment, the practice coordinated delivery and installation in December. This allowed Dr. Smith to make the purchase with a clear understanding of both the immediate cash-flow impact and the potential tax benefit.
By planning the purchase strategically, Dr. Smith was able to take advantage of the available deduction, lower her quarterly tax payments in the following year, and ensure the investment made sense operationally and financially.
One tax strategy dentists often miss is taking deductions for ordinary business costs such as equipment, supplies, continuing education, lab fees, advertising, and staff-related expenses. Common deductible expenses for dental practices include:
Dental supplies and clinical materials
Lab fees
Office supplies
Merchant processing and patient financing fees
Continuing education and professional conferences
Dental association dues and licensing fees
Malpractice insurance
Marketing, website, SEO, photography, and patient communications
Payroll, benefits, recruiting, and training costs
Software subscriptions
Cybersecurity and IT support
OSHA, HIPAA, HR, and compliance consulting
Business insurance
Repairs and maintenance
Excellent bookkeeping is what makes these deductions useful. If expenses are misclassified, paid personally without reimbursement, or unsupported by documentation, the practice may lose tax value or create avoidable cleanup bookkeeping work at year-end.
Need help keeping your practice’s financial records accurate and up to date? Learn more about Trout CPA’s Outsourced Accounting services
Entity structure can significantly affect how a dental practice owner is taxed. Many practices operate as sole proprietorships, partnerships, limited liability companies (LLCs), S corporations, or professional entities, depending on legal, state, and tax considerations.
For profitable practices, S corporation status may provide payroll tax planning opportunities. However, an S corporation owner who provides services within the practice must be paid reasonable compensation. Compensation should be supported by the owner’s clinical production, administrative duties, local market data, associate dentist compensation, and the extent to which revenue is generated by the owner’s services versus associates, hygienists, staff, systems, and capital investment.
Dental practice owners should revisit their entity structure when the business undergoes a meaningful change in size, ownership, assets, or profitability. Common triggers may include:
Adding an associate dentist
Opening future locations
Purchasing real estate
Admitting a partner
Increasing profitability
Expanding hygiene or specialty dental services
Preparing for a sale or DSO transaction or your exit strategy
Prior to electing S Corporation status, please consider the Qualified Business Income (QBI) Deduction and its impact on your overall tax strategy.
These changes can affect tax efficiency, liability exposure, compensation strategy, and long-term succession planning, making it important to evaluate whether the current structure still supports the owner’s goals.
Before electing S corporation status, practice owners should also consider the potential impact of the QBI Deduction as part of the overall tax strategy.
A dental CPA can help evaluate whether the practice’s current entity structure and owner compensation remain appropriate as the business evolves.
Retirement planning is one of the most powerful tax strategies for profitable dental practice owners. A basic retirement plan may be helpful, but higher-income owners may benefit from a more advanced plan design.
Options may include:
A well-designed retirement plan can help reduce taxable income, support owner wealth accumulation, and strengthen employee retention and employee recruiting. The right structure depends on the owner’s goals, age, income, employee demographics, and available cash flow.
For dental practices with steady profits, a 401(k) with profit sharing or a cash balance plan may allow larger deductible contributions than a basic retirement plan. These strategies should be reviewed with a dental CPA, retirement plan advisor, and third-party administrator before implementation. Your current employee census will determine the best fit for your dental practice.
Many dental practice owners pay business expenses personally throughout the year. Without a formal reimbursement process, those expenses can be missed, inconsistently recorded, or handled in a less tax-efficient way.
An accountable reimbursement plan allows the practice to reimburse owners and employees for legitimate business expenses when the expenses have a business connection, are substantiated, and any excess reimbursement is returned within a reasonable period.
Common reimbursable expenses may include:
This is a simple area where better processes can lead to cleaner records, improved tax reporting, and better accountability. A consistent reimbursement process can improve recordkeeping and help ensure eligible business expenses are captured appropriately
Tax planning is harder when books are only compiled at year-end. Dental practices should maintain timely, accurate financial records throughout the year so owners can make informed decisions before tax planning opportunities are missed.
Strong bookkeeping helps practice owners monitor:
At a minimum, dental practice owners should review financial performance quarterly with their dental CPA. These reviews can help identify tax planning opportunities, improve estimated tax payments, and prevent surprises.
Regularly reviewing your practice’s financials can help identify bookkeeping issues and missed tax opportunities before they become year-end problems.
Dr. Miller owns a two-location dental practice and was reviewing the practice’s financials only a few times a year. During a routine review, several personal expenses were found in business accounts, equipment purchases had been coded inconsistently, and some owner-paid practice expenses had never been reimbursed. Because the books were not being compiled regularly, these issues were not identified until much later. After establishing clearer expense categories and a monthly financial review process, Dr. Miller had a more accurate picture of practice profitability and fewer bookkeeping clean-up items at year-end. In addition, lost deductions were identified and taken as a tax deduction in the year it was paid.
If the dental practice owner also owns the office building, additional planning may be available. Some owners hold the real estate in a separate Real Estate LLC and lease it back to the dental practice. This structure may provide benefits related to asset protection, financing flexibility, succession planning, and future exit planning.
A cost segregation study may also be useful when a practice buys, builds, or renovates a dental facility. Cost segregation identifies certain building components that may qualify for shorter depreciation lives, potentially accelerating tax deductions.
This strategy should be modeled carefully. Accelerated depreciation can improve current tax results, but the owner should also understand state tax treatment limitations, future depreciation recapture, financing covenants, and long-term ownership plans. Please consult with your dental CPA before implementing.
Tax planning becomes even more important when a dental practice is preparing for a transition. This may include hiring an associate, admitting a partner, selling to another dentist, merging with a dental group, or evaluating a DSO proposal.
Key tax issues may include:
The earlier the dental CPA is involved, the more planning flexibility the owner typically has. Waiting until after a letter of intent is signed may limit opportunities to improve tax outcomes. Practice owners should consult with a dental CPA before signing a letter of intent.
Dental practice owners should be on the lookout for these common mistakes:
Waiting until December to start tax planning
Purchasing equipment only for the tax deduction
Missing personal expense reimbursements
Using outdated entity structures
Taking unreasonable S corporation wages
Underfunding retirement plans
Failing to document business mileage or travel
Commingling personal and business expenses
Not reviewing financial statements throughout the year
Waiting too long to involve a dental CPA in a practice sale or buy-in or buy-out
Dental practices may be able to deduct ordinary and necessary business expenses such as dental supplies, lab fees, wages, rent, equipment, software, insurance, marketing, continuing education, professional dues, and certain travel expenses. Eligibility depends on the facts, documentation, and applicable tax rules.
Many dental equipment purchases may qualify for depreciation, IRS Section 179, or bonus depreciation. The timing, asset type, taxable income, and whether the equipment is placed in service before year-end can affect the deduction, as well as your Tax Basis within your entity.
An S corporation may be beneficial for some profitable dental practices, but it is not right for every owner. The practice must consider reasonable owner compensation, payroll taxes, state rules, administrative requirements, and long-term goals.
Dental practices should review tax planning at least quarterly. Additional tax planning should occur before major equipment purchases, real estate transactions, associate buy-ins, partner changes, financing decisions, or practice sales/transitions.
The most effective tax strategies for dental practices are not one-time tactics. They are part of a year-round planning process that connects tax decisions with profitability, cash flow, equipment needs, staffing, retirement goals, and long-term practice value.
Working with a dental CPA throughout the year can help practice owners identify planning opportunities earlier, avoid costly mistakes, and make more informed decisions as the practice grows and evolves.
Trout CPA works with dental practice owners to provide tax planning, accounting, and advisory guidance tailored to the financial and operational needs of dental practices. If you want to better understand your tax planning opportunities, prepare for a future transition, or evaluate strategies for your practice, contact Trout CPA to start a conversation.