due diligence

Dental Practice Chart Audit Before Buying

A dental practice chart audit is a defined review of selected patient records as part of acquisition diligence. A qualified clinical reviewer should set its scope, examine the relevant evidence and explain its limits. The buyer then considers the findings alongside financial, staffing and legal work. A small chart sample cannot certify the quality or value of an entire practice.

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Key takeaways

  • Choose a qualified clinical reviewer and agree on lawful access before records are opened.
  • Define the population, selection method, questions and unavailable records so the sample can be understood.
  • Report documentation gaps separately from clinical conclusions, billing findings and software-export problems.
  • Use findings to decide what needs explanation, further review or a change in the purchase plan.

What is the buyer trying to learn from chart review?

Chart review helps a buyer see how care is recorded and which parts of the operating plan need a closer look. It may raise questions about past care, the next care team or records needed for the handoff. The review should have a written purpose before anyone chooses charts.

Do not ask a broker or financial analyst to certify clinical quality. An appropriately qualified dentist should assess clinical questions within a defined scope. Other professionals may examine coding, privacy, finances or software issues. Their work should connect. Each report must say what was checked and what the reviewer was qualified to conclude.

ADA recordkeeping guidance addresses the dentist’s responsibility for treatment documentation and codes, along with routine record review. It is useful context for defining diligence questions; it does not prescribe a universal acquisition sample or acceptable error rate. Source: ADA documentation guidance.

Start with a few explicit questions. Can the proposed clinical team understand the selected records? What work relies on the seller’s particular services? Which notes or referrals need an explanation before the buyer relies on the plan? The full due diligence checklist places those questions alongside the rest of the purchase review.

How is this different from counting active patients or testing collections?

An active-patient count shows who meets a stated activity rule. A collections review tests cash and reporting. A chart review examines selected care records and notes. A patient can meet the active definition while a chart still has a question that needs professional review.

Link the reports through controlled references. Keep patient identities out of general deal files. The active-patient guide addresses population definitions and duplication. The production and collections guide explains report settings and financial reconciliation.

High receipts, a long treatment plan and a polished software report do not prove the quality of care. Likewise, a documentation question does not automatically prove that treatment was inappropriate or a claim was improper. State the exact finding and let the right reviewer assess it. Keep known facts and open questions separate.

What permissions and roles should be settled first?

Ask healthcare counsel and the privacy lead who may review the records, why and under which safeguards. An NDA protects agreed commercial confidentiality; it does not by itself authorize patient-level access. A dentist who is considering a purchase is not automatically treating the seller’s patients.

HHS distinguishes treatment from specified health care operations and related review activities. Use the actual purpose rather than assuming a clinical credential selects the legal pathway. Source: HHS treatment, payment and operations guidance.

The HIPAA diligence guide explains transaction-related permission, minimum necessary and adviser roles. Have the responsible team assess special record protections and applicable state requirements too. A national checklist and a software login do not prove that access to these records is lawful.

Choose the access method before review starts. Will the reviewer use a controlled system, receive a permitted extract or use another approved route? Identify who can answer clinical or software questions. Set limits on downloads, onward disclosure and retained copies, and agree on the end of access.

What belongs in a written chart-review scope?

A written scope gives the seller and buyer a shared description of the work. State the question, records, dates, way of choosing charts and planned output. It should also state exclusions. A report about notes does not cover every care decision or the practice's full payer history unless that is its agreed scope.

Scope elementQuestion to resolveEvidence to retain
Reviewer and competenceWho can assess the proposed clinical questions?Agreed role, qualifications and conflicts review
PopulationWhich records could be selected?Defined dates, providers, locations and relevant activity
SelectionHow will records be chosen and substitutions handled?Selection method and original request list
Review questionsWhat will the reviewer evaluate in each selected record?Written criteria and clear exclusions
Missing materialWhat happens when a record or attachment cannot be found?Separate unavailable-item and follow-up log
ReportingWho receives findings and at what level of detail?Approved report format and recipient list
Follow-upWho explains, investigates and closes an issue?Named owner and evidence-based disposition

Avoid letting the seller choose only exemplary records. Also avoid calling a targeted set representative of the entire practice. A targeted review can address a specific concern. Its percentages describe that set of charts. They may not describe the full practice.

There is no sample size established here that makes every acquisition safe. The reviewer should explain how the scope fits the questions, complexity and evidence at hand. If the buyer needs a statistical estimate for the full practice, use a suitable sampling design and analysis. Do not project a convenience sample onto every chart.

Which record elements may support the agreed questions?

The clinical reviewer should determine what is relevant. The scope may call for history, dated care notes, diagnostic records, treatment discussions, referrals and follow-up. ADA guidance describes these kinds of record elements and emphasizes professional documentation responsibilities. Source: ADA patient-record guidance.

Keep a clinical assessment distinct from a financial comparison. The teams may need to match a care record to a billing entry through the approved process. That does not mean the clinical reviewer certifies the books. Conversely, a CPA’s financial reconciliation does not resolve a clinical question.

Ask the reviewer to name the type of issue. Is a note missing, evidence unclear or care in question? Does another specialist need to assess it? That distinction changes the next action. A missing attachment may be a retrieval problem. A treatment-plan difference may require discussion of context and professional judgment. Neither should be converted into a categorical accusation without review.

If an actual patient-care concern arises, the responsible clinicians should address it through the appropriate care and professional process. Do not leave an urgent issue sitting only in a price-negotiation spreadsheet. The purchase review does not replace the practice's duties to its patients.

How can software history change the interpretation?

A printed chart or exported PDF may not show every relevant attachment, version or audit field. Have the vendor or practice team explain what the chosen output includes. Record the system, relevant version, export settings and known gaps. Those facts help the reviewer read the output correctly.

Open Dental’s audit-trail documentation illustrates why user setup, permissions and filters matter. It notes that not all permissions are tracked. Its integrity display also distinguishes unchanged log entries from entries that failed its check; conversions can account for some flagged entries. A color alone is not proof of fraud. Source: Open Dental audit trail.

The vendor separately describes default notes, auto notes and archived completed-procedure note history. A populated template does not by itself establish that the recorded care occurred exactly as written. Read the actual record in context. A filled field is not conclusive proof. Source: Open Dental procedure notes.

Those sources describe one product. They do not show that another system behaves the same way or that an actual target practice configured it correctly. Do not edit records to make the diligence file look cleaner. Keep the original evidence. Let the clinical team use the proper process to record any correction.

A worked example: keep reviewed and unavailable charts separate

The following example is invented to explain reporting. Its size, categories and results are not dental benchmarks or pass/fail thresholds. Suppose a reviewer requests 60 charts under an agreed plan. Only 54 can be reviewed at the reporting cutoff; six remain unavailable.

For this illustration, each reviewed chart receives one primary documentation outcome. If a real chart has several issues, the report must explain how it counts them. Adding issue counts can otherwise look like a count of separate patients or charts when it is not.

Illustrative primary outcomeChart countHow the report treats it
No question identified within the stated documentation checks45Limited result for the reviewed scope, not clinical certification
Entry-date question requiring clarification4Open documentation question
Signature or authorship question3Open documentation question
Requested referral material not located2Open retrieval/documentation question
Reviewed charts subtotal54Denominator for the reviewed-chart finding share
Requested charts unavailable at cutoff6Not reviewed; not silently treated as clear
Total requested charts60Denominator for review completion only

The reviewed-chart count reconciles as 45 + 4 + 3 + 2 = 54. The charts with a primary question total 4 + 3 + 2 = 9. Therefore 9 ÷ 54 = 16.67%, rounded, describes the question share among reviewed charts. Review completion is 54 ÷ 60 = 90%. Both calculations concern this invented sample only.

Dividing the nine questioned charts by all 60 requested charts gives 15%, but that is not the question share among reviewed charts. It puts unread records in the denominator. Reporting only that lower figure can hide the unresolved access gap. Do not call the six unavailable charts acceptable or defective without further evidence.

The buyer should ask why those records are missing, whether the gap affects the agreed selection and what follow-up is needed. Even a chart with no question under these checks may require a separate clinical assessment. Make the limits clear before anyone uses the report to price the practice or decide to buy.

How should findings become useful transaction decisions?

Write findings that someone can act on. State what was expected, what was found and why it matters within scope. Identify evidence that could resolve it. Keep identifying patient detail within the approved record-review environment. The general deal log can use a controlled reference and a concise business implication.

Type of findingAppropriate next stepPurchase question after review
Missing document or unavailable chartLocate the material and assess the impact on scopeIs more time or a revised review needed?
Clinical questionObtain the qualified reviewer’s assessment and seller contextCan the proposed care model and handoff support the findings?
Coding or billing questionDirect it to the appropriate specialist and supporting recordsIs a financial assumption or obligation unresolved?
Software export gapVerify source-system access and export completenessWill usable records be available after the transaction?
Dependence on seller-provided servicesConnect clinical capability to staffing and costsDoes the buyer’s operating plan still work?

Do not apply a mechanical price haircut to a finding rate. The effect depends on the issue, work involved, needed response and deal terms. Some gaps can be resolved with evidence; others can change costs, timing or the willingness to proceed. A lower price does not fix a clinical capability the buyer does not have.

If a finding changes the assumed schedule or services, revisit the financial forecast with the appropriate advisers. Use supported costs and collected revenue, not the face value of every unscheduled treatment plan. Patient choice, clinical need, payer terms and capacity still govern whether care and receipts occur.

Give the seller a clear way to supply missing context under the review plan. Record the response and the reviewer’s disposition. Keep the first finding. A new document does not mean the question is resolved. The responsible reviewer should decide what that document establishes.

What should be carried into closing and the care handoff?

State the scope, how charts were chosen, what was reviewed and what was missing. Explain findings and limits. Identify any follow-up that remains open and who owns it. The buyer should know what supports moving forward and what remains uncertain.

Connect relevant findings to the operating handoff without broadly circulating patient-level information. If the team needs additional retrieval capability, clinical support or vendor work, assign the task and cost. The records-custody guide explains how to plan lawful access, usable migration and continuing responsibilities.

If the transaction stops, follow the approved access and retention process. The reviewer’s professional obligations and applicable privacy rules may affect what must be preserved or returned. A bidder’s withdrawal should not leave informal copies or open system access without a responsible plan.

Common mistakes in an acquisition chart audit

Do not confuse a seller-selected demonstration with a defined review, or a chart export with the complete evidence the reviewer needs. Avoid counting unavailable records as reviewed and clear. Make the denominator explicit whenever a percentage appears.

Another mistake is treating all documentation questions as poor care or billing fraud. Let qualified reviewers assess the facts and context. A focused chart review can inform a purchase. The buyer still needs financial, payer and legal review, along with independent judgment about the practice.

Summary: make the review’s scope and limits visible

Use a qualified reviewer, a defined question and a lawful access plan. Record how charts were chosen, what was actually examined and which items remain unavailable. Report findings with clear denominators and appropriate professional follow-up. Carry the resulting evidence into the purchase and care-handoff decisions without turning a limited sample into a whole-practice guarantee.

Frequently asked questions

Who should conduct clinical chart review before a purchase?

An appropriately qualified dentist should assess the clinical questions within a defined scope. Privacy, coding, accounting and software questions may require other specialists. A broker should coordinate the diligence process without claiming to certify clinical quality.

How many charts are enough for a dental acquisition audit?

No universal number is established here. The reviewer should explain how the selection fits the question, population, complexity and evidence. A statistical claim about the full practice requires an appropriate design; a convenience sample does not supply that assurance.

Can the seller choose every chart in the sample?

A seller demonstration can show how the system works, but it may not answer the buyer’s review question. Agree on the selection method, preserve the request list and document substitutions or unavailable material so the result can be interpreted.

Does a documentation gap prove that care was inappropriate?

No. Missing or unclear documentation requires investigation and qualified judgment. The issue could involve retrieval, recordkeeping, context or care. Describe what was observed and keep the reviewer’s actual conclusion separate from speculation.

Should unavailable charts be counted as passing?

No. Report them as unavailable and explain their effect on the scope. Use the number actually reviewed for a reviewed-chart finding share, and separately show how much of the requested review was completed.

Can an audit-log warning prove someone changed records improperly?

A warning needs investigation in the context of the specific software and history. The reviewed Open Dental documentation notes that conversions can produce some flagged entries. Preserve the evidence and obtain the appropriate technical explanation.

Should the buyer reduce price by the chart finding percentage?

No automatic formula is supported. The actual finding may affect care capability, cost, obligations, timing or willingness to proceed. Assess it with qualified advisers before changing financial assumptions or terms.

Is an NDA enough to begin reading patient charts?

The commercial agreement alone is insufficient. Establish the patient-data pathway, permitted reviewers, record scope and safeguards with the responsible healthcare and privacy advisers before access starts.

Jason Taken

Business broker · HedgeStone Business Advisors

Editorial standards & limitations

Sources

Retrieval dates appear beside each source. Figures retain their stated observation years; retrieval does not make older data current.

  1. ADA: Documentation and patient records · Retrieved
  2. HHS: Treatment, payment and health-care operations · Retrieved
  3. Open Dental: Audit trail · Retrieved
  4. Open Dental: Procedure notes and note history · Retrieved

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