How Entity Structure (S-Corp, LLC, C- Corp) Affects Your Dental Practice Taxes

June 29, 2026

How Entity Structure (S-Corp, LLC, C-Corp) Affects Your Dental Practice Taxes

Choosing the right business structure is one of the most important financial decisions for a dental practice. Your entity type affects how income is taxed, how profits are distributed, and the level of administrative requirements your practice must meet.

Understanding the Basics

The most common structures for dental practices include:

Limited Liability Company (LLC)
S Corporation (S-Corp)
C Corporation (C-Corp)

Each structure offers different tax treatment, which can significantly impact your overall tax liability.

LLC Tax Considerations

An LLC offers flexibility and liability protection. Depending on ownership and elections made with the IRS, an LLC may be taxed as a sole proprietorship, partnership, corporation, or S- Corporation.

Many dental practice owners choose an LLC because it is relatively simple to operate while providing flexibility as the practice grows.

S-Corporation Tax Considerations

An S-Corporation is a tax election rather than a separate legal entity. Income, deductions, and credits generally pass through to the owners' personal tax returns instead of being taxed at the corporate level.

For profitable dental practices, an S-Corp election may create opportunities for tax savings. However, owners must follow payroll requirements and ensure they receive reasonable compensation for services performed.

C-Corporation Tax Considerations

A C-Corporation is taxed as a separate entity. The corporation pays tax on its profits, and shareholders may pay tax again on dividends they receive. This is commonly referred to as double taxation.

While less common for many privately owned dental practices, a C-Corp structure may be beneficial in certain situations involving growth strategies, retained earnings, or ownership goals.

Choosing the Right Structure

The best entity structure depends on several factors, including:

Practice profitability
Ownership structure
Long-term growth plans
Compensation strategies
State-specific tax rules

A structure that works well for one practice may not be the best fit for another.

Get Guidance Before Making a Change

Entity selection should be part of a broader tax planning strategy. Before forming a new practice or changing your current structure, consult with a dental accounting professional who understands the unique financial challenges dentists face.