1 Why a practice needs written standards
1.1 From individual habit to shared standard
An operating standard is a way of handling a recurring situation, defined in advance: welcoming a patient, presenting a cost estimate, checking an instrument tray. It is neither an internal legal regulation nor verbal advice given once to an assistant, but a written rule known to the entire team and applied consistently, regardless of who is present on a given day.
1.2 What a standard is not
A standard is also not an exhaustive manual covering every conceivable situation. Its value lies in its simplicity: a one- or two-sentence instruction, applicable every day by everyone, without needing to ask the practitioner how things are usually done.
Key point
A standard known to only one person — even the practitioner — is not a standard: it is a personal habit. It only becomes a standard once it is written down and shared with the whole team.
2 The theoretical foundation
2.1 Taiichi Ohno and standardized work
The principle traces back to the production system that built Toyota's industrial reputation: Taiichi Ohno formalized the concept of standardized work, holding that nothing can be improved sustainably until it has first been fixed and documented[1]. Applied to a dental practice, this means an organization does not progress by accumulating individual goodwill, but by first establishing a shared reference point to improve from.
2.2 The checklist as a cognitive device
Surgeon and author Atul Gawande showed, through his study of checklist use in high-cognitive-load environments, that a written procedure does not constrain professional judgment — it frees up attention for the decisions that genuinely require expertise, by clearing the mind of questions already settled in advance[2].
2.3 What the ISO 9001 standard requires
The world's most widely used quality management standards require, in one form or another, that an organization's critical processes be recorded in documented information kept up to date[4] — a principle any practice can apply at its own scale without pursuing formal certification.
3 The evidence
3.1 The landmark study
The value of a written protocol is not just management intuition. A multicenter study published in the New England Journal of Medicine, conducted across eight hospitals on several continents, found that a simple standardized checklist, applied systematically before, during and after a procedure, significantly reduced complication and mortality rates[3].
3.2 Transposing it to a dental practice
The setting obviously differs from a hospital operating room, but the mechanism carries over: systematically checking an instrument tray, a sterilization protocol, or a patient's administrative information before a procedure reduces the risk of oversight, regardless of the experience or vigilance of the person carrying it out that day.
4 Priority areas to standardize
Most of a dental practice's recurring situations fall into five areas, each with its own typical standards and review frequency.
| Area | Example standards | Recommended review |
|---|---|---|
| Reception and appointments | Callback delay, handling lateness, missed-appointment follow-up | Annual |
| Hygiene and clinical protocols | Sterilization, traceability, medical waste management | At every regulatory change |
| Financial management and billing | Systematic written estimate, unpaid-invoice procedure, third-party payer (CNAS) | Annual |
| Patient communication | Vocabulary for explaining treatment, handling a dissatisfied patient | At every hire |
| Team organization | Task allocation, cover for absences, punctuality | At every staffing change |
Hygiene and clinical protocols remain, in substance, the best-standardized area in most practices, since they directly affect patient safety — but they still benefit from being written down rather than passed on verbally from one generation of assistants to the next.
5 Building standards without drowning in paperwork
5.1 Start from observation, not theory
The best source of standards is not a theoretical list of good practices, but the observation of a typical week of the practice's operation: which questions keep coming up, which situations create hesitation or inconsistency between team members.
5.2 Write briefly, involve the team
Each standard works best kept to one or two sentences, phrased as an instruction rather than an explanatory text: a standard that is too long is never read again. Involving the assistant or receptionist in drafting it, rather than imposing it on them, directly improves how consistently it is applied — they often know the reception and scheduling situations better than the practitioner does.
5.3 Centralize and make it accessible
Standards work best grouped into a single, short document rather than scattered, and displayed where the situation actually arises: a sterilization protocol reminder near the sterilization station, the reception procedure near the phone.
Management pitfall
Wanting to standardize everything in the first week discourages the effort. Five standards that are actually applied are worth more than thirty written once and never revisited.
6 The risk of gradual drift
6.1 The concept of "ethical fading"
The dental literature describes a phenomenon in which a practitioner may, under commercial pressure, gradually lose sight of the ethical dimension of certain decisions without ever feeling they are acting in bad faith — a gradual drift rather than conscious dishonesty[6]. A literature review covering nearly fifty studies confirms that unchecked commercial interests pose a real threat to dentists' professional values[5].
6.2 The standard as a safeguard
A written standard — for example, "no treatment is proposed without a clinical indication documented in the file" — makes the rule explicit and harder to bend under the pressure of the moment, including for the practitioner themselves.
A new hire receives two different instructions for the same situation, depending on who trained them — each one convinced they are passing on the correct method.
Appoint a single point of reference for each area, responsible for settling disagreements and updating the corresponding written standard, rather than letting several verbal versions coexist.
7 Keeping standards alive over time
7.1 Review at regular intervals
A standard that is never reviewed becomes outdated: a new CNAS regulation, new equipment, or simply accumulated experience can make a rule obsolete. An annual review point, or one triggered at every hire, keeps the document from going stale.
7.2 The two-answer test
The simplest test for whether a standard is actually applied is to ask two team members separately how they would handle the same situation. A matching answer signals a well-established standard; differing answers signal either a poorly communicated standard, or one that still exists only in the practitioner's head.
8 Standards, vision and performance
8.1 Link to the other pillars of practice management
Operating standards translate the practice's vision and values into concrete, repeatable actions. They connect directly to how roles are distributed within the team and to the organizational chart that clarifies who reports to whom — two topics covered separately on this blog.
8.2 From individual standard to a quality approach
Writing a standard is not enough: it must then be verified that it is followed and that it produces the expected results, which falls under a quality approach built on measurement and continuous improvement rather than a one-off drafting exercise. The balanced scorecard, which calls for tracking an organization's performance across several dimensions rather than a single indicator[8], naturally extends this logic to the practice as a whole.
Practical Summary
- 1
Write each standard in one or two sentences at most, never as explanatory text.
- 2
Start from observing a typical week rather than a theoretical list.
- 3
Involve the assistant or receptionist in drafting reception and scheduling standards.
- 4
Appoint a reference person per area to settle competing verbal versions.
- 5
Group standards into a single document and display them where the situation arises.
- 6
Review at least once a year, or at every hire.
- 7
Verify real-world adoption with the two-answer test.
Frequently Asked Questions
Does an operating standard need to be approved by the Order or an official authority?→
No. An operating standard is an internal document specific to the practice, separate from regulatory obligations (hygiene, CNAS, taxation), which remain governed by the regulations in force and must be respected regardless of any internal standard.
How many standards are needed to get started?→
Five to ten standards, covering the most frequent or most confusing situations, are more than enough to start with. The main risk is writing too many at once and then failing to keep them alive.
How should a disagreement between partners over a standard be handled?→
The disagreement is almost always about organization, not clinical practice, so it is settled like any other management decision — by clearly distinguishing what falls under each practitioner's clinical autonomy from what falls under the practice's shared operations.
Do internal standards replace ISO 9001 certification?→
No, they only borrow its principle at a scale suited to a practice. Formal certification involves an external audit and documentation requirements far broader than a simple internal guide.
Should the team sign off on the standards?→
A signature is not essential, but a group presentation session followed by permanent access to the document clearly improves adoption compared with simply distributing it in writing.
What should be done if a standard exists but is never followed?→
This signals either a poorly worded or poorly placed standard within the workflow, or a lack of buy-in from the team when it was introduced — the two-answer test described above helps distinguish between the two causes before revising it.
References
- Ohno, T. (1988). Toyota Production System: Beyond Large-Scale Production. Productivity Press.Classic
- Gawande, A. (2009). The Checklist Manifesto: How to Get Things Right. Metropolitan Books.Classic
- Haynes, A. B., Weiser, T. G., Berry, W. R., et al. (2009). A Surgical Safety Checklist to Reduce Morbidity and Mortality in a Global Population. New England Journal of Medicine, 360(5), 491–499.Study
- International Organization for Standardization. (2015). ISO 9001:2015 — Quality management systems — Requirements.Standard
- Holden, A. C. L., Adam, L., & Thomson, W. M. (2020). The relationship between professional and commercial obligations in dentistry: a scoping review. British Dental Journal, 228, 117–122.Review
- Rattan, R. (2025). Ethics on the edge: commodification, credence and care in general dental practice. British Dental Journal, 239, 409.Study
- Drucker, P. F. (1954). The Practice of Management. Harper & Row.Classic
- Kaplan, R. S., & Norton, D. P. (1992). The Balanced Scorecard—Measures That Drive Performance. Harvard Business Review, 70(1), 71–79.Foundational study
- Deming, W. E. (1986). Out of the Crisis. MIT Press.Classic
- People's Democratic Republic of Algeria. Executive Decree No. 92-276 of 6 July 1992 on the Code of Medical Ethics, Article 20.Regulation
- Holden, A. C. L. (2018). Consumer-driven and commercialised practice in dentistry: an ethical and professional problem? Medicine, Health Care and Philosophy, 21, 583–589.Study
- Holden, A. C. L., Adam, L., & Thomson, W. M. (2021). Rationalisation and 'McDonaldisation' in dental care: private dentists' experiences working in corporate dentistry. British Dental Journal.Study
- Arrow, K. J. (1963). Uncertainty and the Welfare Economics of Medical Care. American Economic Review, 53(5), 941–973.Foundational classic
