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How Earnouts Work in Dental Practice Sales

The Short Answer

An earnout ties part of your purchase price to future practice performance you no longer control. After you sell, the buyer makes operational decisions that directly affect whether you receive your earnout. This fundamental asymmetry makes earnouts inherently risky for sellers.

Earnouts are common in DSO transactions (10% to 30% of deal value) and rare in private buyer deals. Accept an earnout only if the premium justifies the risk and your contract includes meaningful protections against manipulation.

This guide is for you if: You are selling your practice and evaluating offers that include earnout components, or want to understand how to negotiate earnout terms that actually pay out.

Evaluating an offer with an earnout? Schedule a consultation to analyze the earnout structure and identify risks before you sign.

Important: Earnout structures vary significantly between transactions. This guide discusses common patterns but should not be relied upon for specific transaction decisions. Have qualified legal counsel review any earnout terms before accepting.

Earnout Basics

An earnout is a contingent payment mechanism where part of the purchase price depends on the practice achieving specific performance targets after the sale closes. Instead of receiving your full purchase price at closing, you receive additional payments over time if and when the practice hits agreed upon metrics.

Why Buyers Use Earnouts

From the buyer's perspective, earnouts reduce acquisition risk by tying part of the payment to actual post closing performance, bridge valuation gaps when buyer and seller disagree on practice value, incentivize sellers to support successful transitions, and align seller compensation with results the buyer actually receives.

Typical Earnout Structure

Example: DSO Earnout Structure

Total Deal Value: $2,000,000

Cash at Closing: $1,400,000 (70%)

Equity Rollover: $300,000 (15%)

Earnout: $300,000 (15%) over 3 years

Earnout Terms: Seller receives $100,000 annually if practice maintains 95% of trailing twelve month collections. Payment reduced proportionally if collections fall below 95%. No payment if collections fall below 80%.

Risk: If DSO decisions reduce collections to 85% of baseline, seller receives only $50,000 per year instead of $100,000, losing $150,000 over the earnout period.

The core problem with earnouts is apparent in this example: the seller no longer controls the factors that determine whether they receive their money. The DSO decides marketing spend, staffing levels, fee schedules, and operational policies. These decisions directly affect collections but are entirely outside the seller's control.

Common Earnout Metrics

Earnouts can be based on various performance measures. Each metric has different manipulation vulnerabilities and measurement challenges.

Metric How It Works Manipulation Risk
Collections Total cash collected during measurement period Medium. Can be affected by fee schedule changes, collection policies, patient mix shifts.
Production Total value of dental services provided Medium. Less susceptible to collection timing but affected by scheduling and treatment acceptance.
EBITDA Earnings before interest, taxes, depreciation, amortization High. Easily manipulated through expense allocations, overhead charges, accounting decisions.
Patient Retention Percentage of active patients remaining after transition Medium. Affected by marketing, scheduling, staff retention, and how "active" is defined.
New Patients Number of new patients acquired during period High. Directly controlled by marketing spend and referral source management.

EBITDA earnouts are most dangerous for sellers. EBITDA can be reduced through management fees, overhead allocations, shared service charges, and accounting adjustments that have nothing to do with actual practice performance. Collections based earnouts are generally safer because cash received is harder to manipulate than accounting calculations.

How Buyers Manipulate Earnouts

Buyers rarely set out to intentionally cheat sellers on earnouts. More often, legitimate business decisions made for operational reasons happen to reduce earnout metrics. But the result is the same: you receive less than you expected.

Marketing Reduction

Cutting marketing spend reduces new patient flow and eventually collections. The buyer saves money while your earnout suffers.

Fee Schedule Changes

Accepting more insurance plans or reducing fees to increase volume can temporarily boost patient counts while reducing per patient revenue and collections.

Staff Reassignment

Moving your best hygienist to another location or replacing experienced staff with lower cost employees affects production and patient retention.

Scheduling Changes

Reducing hours, changing appointment availability, or overbooking can affect patient satisfaction and willingness to return.

Overhead Allocation

For EBITDA earnouts, allocating corporate overhead, management fees, or shared service costs to your location reduces calculated earnings.

Patient Diversion

Routing new patients to other locations or encouraging referrals to other practices in the network reduces your location's metrics.

Accounting Adjustments

Timing revenue recognition, expense classification, and other accounting decisions can shift earnings between periods to minimize earnout payments.

Capital Decisions

Delaying equipment repairs or replacements can affect patient experience and production capability during the earnout period.

The Fundamental Problem

You cannot control earnout outcomes after you sell. Even with strong contractual protections, buyers have thousands of small decisions that affect practice performance. Earnouts essentially require you to trust that the buyer will operate the practice in ways that maximize your payment rather than their own interests. This is why experienced sellers prefer cash at closing over earnout promises.

Seller Protection Strategies

While you cannot eliminate earnout risk, strong contract provisions can reduce manipulation opportunities and provide remedies if problems occur.

Objective Metrics

Use collections rather than EBITDA. Define exactly what counts as "collections" and how they are measured. Eliminate subjective adjustments.

Audit Rights

Right to review books, records, and calculations supporting earnout determinations. Include access to practice management system and bank statements.

Operational Covenants

Require buyer to maintain minimum marketing spend, staffing levels, operating hours, and fee schedules during earnout period.

Acceleration Clauses

If buyer sells the practice or DSO during earnout period, remaining earnout accelerates and becomes immediately payable at maximum amount.

Floor Payments

Minimum earnout payment regardless of metrics. Even if targets are missed, you receive a guaranteed floor amount.

Dispute Resolution

Defined process for resolving earnout calculation disagreements, including independent accountant determination and binding arbitration.

Sample Protective Language

The following concepts illustrate the types of protections experienced counsel negotiates. Actual language should be drafted by your attorney for your specific situation.

  • Marketing covenant: Buyer shall maintain marketing expenditures at no less than 80% of trailing twelve month average during earnout period.
  • Staffing covenant: Buyer shall not reduce clinical staff FTEs below current levels without seller consent during earnout period.
  • Fee schedule covenant: Buyer shall not reduce UCR fees more than 5% or add PPO participation without seller consent during earnout period.
  • Acceleration trigger: Upon sale of buyer or substantially all buyer assets, maximum earnout becomes immediately due and payable.
  • Floor payment: Notwithstanding earnout calculations, seller shall receive minimum annual payment of $75,000 for each earnout year.

Reviewing An Earnout Offer?

Get experienced analysis of earnout terms, manipulation risks, and negotiation strategies before you commit.

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Negotiating Earnout Terms

If you decide to accept an earnout, negotiation focus should be on limiting downside risk rather than maximizing upside potential.

Negotiation Priorities

Reduce the earnout percentage. The less of your deal tied to earnout, the less risk you carry. Push for more cash at closing even if it means lower total deal value. A certain $1.5 million beats an uncertain $1.8 million.

Shorten the earnout period. Longer periods mean more opportunities for things to go wrong. Push for one year earnouts rather than three. If multi year earnouts are required, negotiate for annual measurement and payment rather than cumulative targets.

Use conservative baselines. Targets based on historical performance are safer than projections. If your practice collected $1.2 million last year, a 95% retention target ($1.14 million) is more achievable than a 5% growth target ($1.26 million).

Avoid cliff structures. Earnouts that pay nothing below a threshold (cliffs) are worse than proportional earnouts that scale with performance. Push for pro rata payment based on actual achievement rather than all or nothing thresholds.

Negotiate meaningful protections. Every protection discussed above should be on the table. Buyers will resist operational covenants, but strong sellers can often negotiate reasonable protections.

What To Walk Away From

Earnout Red Flags

  • EBITDA earnouts with buyer controlled expense allocations
  • Targets based on aggressive growth projections rather than historical performance
  • Cliff structures that pay nothing if targets are narrowly missed
  • No audit rights or transparency into calculations
  • No operational covenants protecting against manipulation
  • Earnout exceeding 25% to 30% of total deal value
  • Earnout periods longer than 2 to 3 years

Should You Accept An Earnout?

The decision to accept an earnout depends on your alternatives, risk tolerance, and confidence in the specific structure offered.

Accept An Earnout If:

  • The earnout premium over cash alternatives is substantial (20%+ higher total value)
  • Targets are based on conservative historical performance, not projections
  • You retain meaningful operational influence during the earnout period
  • Contract protections limit buyer's ability to manipulate metrics
  • You can afford to receive less than maximum earnout without financial hardship
  • You trust the specific buyer based on their track record with other sellers

Reject An Earnout If:

  • The earnout premium is modest (less than 15% over cash alternatives)
  • Targets require growth or performance improvements beyond historical levels
  • You will have no operational control or influence post closing
  • Buyer resists reasonable protective covenants and audit rights
  • You need the full purchase price for retirement or other financial obligations
  • The buyer has a reputation for earnout disputes with other sellers

The best earnout is no earnout. If you can achieve acceptable value with all cash at closing, take it. Earnouts should be accepted only when the premium is substantial and protections are strong. Compare DSO versus private buyer offers carefully, understanding that DSO headline prices often include earnout components that reduce certain value.

Frequently Asked Questions

An earnout is a portion of the purchase price that is contingent on the practice achieving certain performance targets after closing. Instead of receiving the full purchase price at closing, the seller receives additional payments if and when specified metrics are met, typically measured over 1 to 3 years post sale. Common metrics include collections, production, EBITDA, or patient retention targets.
Earnouts are common in DSO transactions, where 60% to 80% of deals include some earnout component, typically representing 10% to 30% of total deal value. Earnouts are rare in private buyer transactions, where most deals are structured as all cash at closing with perhaps a small holdback for indemnification purposes rather than performance based payments.
Buyers can affect earnout metrics through operational decisions within their control post closing. Common manipulation methods include reducing marketing spend, changing fee schedules, reassigning staff to other locations, altering patient scheduling, adding overhead allocations for EBITDA calculations, and making accounting timing adjustments. Once you sell, you lose control over these decisions even though they directly impact your earnout payment.
Earnouts inherently favor buyers because they shift risk to sellers and give buyers control over factors affecting payment. Accept an earnout only if the premium over cash alternatives is substantial and justifies the risk, targets are conservative based on historical performance, you retain meaningful operational control, contract protections limit buyer manipulation, and you can afford to receive less than the maximum earnout amount.
Key protections include objective calculation methodology with clearly defined terms, audit rights to verify calculations, operational covenants requiring buyer to maintain marketing spend and staffing levels, acceleration clauses if buyer sells during earnout period, floor payments guaranteeing minimum earnout regardless of metric achievement, and dispute resolution procedures for calculation disagreements. Not all protections will be achievable in every deal, but strong sellers should push for as many as possible.
Your rights depend on what your purchase agreement provides. Well drafted agreements include audit rights, defined dispute resolution procedures, and often provide for independent accountant determination of contested calculations. Without these provisions, you may have limited recourse beyond litigation. This is why negotiating strong dispute resolution language before signing is critical.

Common Earnout Mistakes Sellers Make

  • Accepting EBITDA earnouts with buyer controlled expense allocations
  • Agreeing to aggressive targets based on projections rather than history
  • Failing to negotiate operational covenants protecting against manipulation
  • Not securing audit rights to verify earnout calculations
  • Accepting cliff structures instead of proportional earnouts
  • Comparing DSO headline prices without discounting earnout uncertainty
  • Trusting verbal assurances rather than documented protections
  • Not planning for receiving less than maximum earnout

Disclaimer: This article is for general informational purposes only and does not constitute legal advice. Reading this guide does not create an attorney client relationship with Jaffe Law PLLC. Earnout structures vary significantly between transactions. Consult with qualified legal counsel for guidance specific to your situation before accepting any earnout terms.

Connor Jaffe, Esq., dental M&A attorney

Connor Jaffe, Esq.

Dental M&A Attorney · Founder, Jaffe Law PLLC

Connor Jaffe represents dentists in practice sales, DSO transactions, acquisitions, and business matters. His background includes dental practice M&A, sports and entertainment contracts at IMG, and commercial real estate. He holds a J.D. and M.B.A. from the University of Miami.