OR Edge Morning Report | Issue 012 Tuesday, May 19, 2026 | 6:00 AM EST

Guiding Every Case to Certainty and Calm

Yetsenia Tyson, RN

Estimated Reading Time: 9 minutes

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The Word We Need to Stop Using in Pre-Op

I was finishing a patient assessment at 6:42 AM last week when the surgical coordinator appeared in the doorway with the look I have learned to recognize immediately.

The clearance had not come through.

The primary care physician had seen the patient two weeks ago. The notes were in the chart. But the specific language the anesthesiologist needed to proceed was missing. The patient was dressed, IV access established, family in the waiting room, surgeon already scrubbing. And we were on the phone with a primary care office that would not open for another eighteen minutes.

That is not a scheduling problem. That is a systems problem. And it is one of the most preventable, most expensive, and most consistently underaddressed pain points inside independent ASCs in 2026.

It starts with a word we need to stop using.

The word is clearance.

Why "Clearance" Is the Wrong Framework

Medical clearance implies a binary outcome: the patient is cleared, or the patient is not. It implies that a primary care physician's signature on a form is the finish line of the pre-op process.

It is not the finish line. It is a checkpoint that was designed for inpatient hospital surgery and has been imported wholesale into ambulatory settings where it does not belong.

Routine preoperative testing ordered in the absence of a specific clinical indication is generally not recommended, especially before low-risk surgery. Testing of asymptomatic patients can result in a waste of limited healthcare resources, unnecessary postponement or cancellation of surgery, or, at worst, additional diagnostic testing and harmful medical interventions in the name of preoperative clearance. (PMC: Preoperative Evaluation of the Surgical Patient)

That is from the clinical literature. The regulatory language has moved in the same direction. As of 2019, CMS removed the requirement for routine preoperative evaluation within 30 days of surgery for ambulatory surgery centers. Many independent ASCs are still running clearance processes designed for a regulatory requirement that no longer exists, applied to patients who do not need it, generating delays that cost the center money and cause the patient anxiety.

The term the field has moved toward is not clearance. It is evaluation and optimization. The distinction matters because it changes who is responsible, when the work happens, and what a complete pre-op process actually looks like.

What the Data Says About Timing

The research on this topic is unusually consistent, and the finding is simple.

Many cancellations are attributable to inadequate preoperative assessment or incomplete optimization, especially when assessments are performed immediately before surgery. Preoperative assessment clinics allow timely identification and management of comorbidities, ensuring patients are medically optimized and required investigations are complete before the day of surgery. (PMC Quality Improvement Project, 2025)

Shifting preoperative assessments to at least 24 hours before surgery halved avoidable cancellations, with a relative risk reduction of 50%. Wasted bed days per 100 patients decreased from 20.1 to 6.8. (PMC Quality Improvement Project, 2025)

A 50% reduction in avoidable cancellations from a single workflow change: completing the assessment before the morning of surgery rather than on it.

Patients who received comprehensive preoperative assessment had a day-of-surgery cancellation rate of 0.48%, compared to 1.23% for those without structured assessment. (PMC/Duke University Medical Center)

For an independent ASC performing 15 cases per day, the difference between a 1.23% cancellation rate and a 0.48% cancellation rate is not a rounding error. At a minimum of $2,000 per cancelled case, that gap is measurable every single week on your revenue report.

Late cancellation rates for ambulatory surgery range from 5% to 18% globally, with patient-related factors, including incomplete preoperative workup and poorly controlled comorbidities, consistently identified as the leading causes. (PMC/AMBUPROG Multicenter Study)

What This Looks Like at 6:42 AM

The perioperative nurse in pre-op is not the person who caused the clearance problem. She is the person who discovers it.

By the time the gap surfaces in pre-op holding, the decisions that created it were made days or weeks earlier: at the point of scheduling, when the pre-op packet was sent, when the patient had their physician appointment, when the lab orders were placed, and when someone assumed the results would arrive without following up.

Every one of those handoffs is a point where an independent ASC without a standardized pre-op workflow is running on assumption rather than verification.

Here is what the pre-op nurse actually encounters on a morning when clearance falls apart:

A patient whose blood pressure medication was not held or confirmed held. A cardiac history that was not communicated to anesthesia in advance. A missing echocardiogram result from six months ago was faxed to the wrong number by the cardiologist's office. An HbA1c that was ordered but never resulted. A consent form that was signed but not witnessed correctly.

None of those are clinical emergencies in isolation. Together, on the morning of surgery, at 6:42 AM, they are a cancellation waiting to happen.

Surgeons are negatively affected by delays and cancellations, costing them valuable time and clinical revenue as well as the opportunity to help another patient. Perioperative efficiency is affected by lost or delayed surgical time, with a negative drain on physical space resources, nurse and technician labor, and lost revenue from an OR that remains open and unused. (KevinMD, November 2023)

The Independent ASC Is More Vulnerable Than a Hospital

A hospital has a pre-anesthesia evaluation clinic staffed by dedicated providers. It has a surgical coordinator team with protocol-specific checklists for every payer and every procedure type. It has the administrative infrastructure to chase a missing result at 3 PM the day before surgery rather than at 6:42 AM the morning of.

An independent ASC has the perioperative nurse, the surgical coordinator, and whatever pre-op process was built when the center opened, and has not been formally reviewed since.

That gap is not a staffing problem. It is a workflow architecture problem. And it becomes a financial problem every time a case is delayed or cancelled because a critical piece of pre-op information did not travel with the patient to the right person at the right time.

The new CMS Prior Authorization Demonstration, which launched in Florida in January 2026, adds another layer of pre-service accountability to this already fragile chain. Incomplete documentation will be the leading cause of delay. ASC staff and surgeons should review documentation templates, update EHR workflows, and train schedulers on the new submission process. (Bradley Law, November 2025)

That is a regulatory directive, not a suggestion. And it lands directly on the pre-op workflow that most independent ASCs have not formally updated in years.

Three Things Independent ASCs Can Do This Week

1. Audit your last ten cancelled or delayed cases for the root cause.

Not the surface reason ("patient not cleared") but the specific upstream failure point. Where in the pre-op workflow did the information gap first appear? Was it at scheduling, at the physician appointment, during lab follow-up, or at the morning of surgery check-in? You cannot fix a system you have not mapped. This audit takes one hour and returns a year's worth of workflow intelligence.

2. Move your pre-op assessment contact to at least 48 hours before the scheduled procedure.

The research is unambiguous on this point. Assessment completed at least 24 hours before surgery reduces avoidable cancellations by 50%. Most independent ASCs are still making first contact with patients the evening before or the morning of surgery. Shifting that contact window to 48 hours gives your team time to identify a missing result, chase a physician note, or reschedule a patient who is not medically optimized before that information gap becomes a 6:42 AM crisis in your pre-op bay.

3. Build a case-specific pre-op verification checklist that travels with the patient from scheduling to the day of surgery.

Not a generic intake form. A case-specific document that captures the clinical requirements for each procedure type, each anesthesia plan, and each payer's documentation standard. Every person who touches that patient between scheduling and the OR should be able to see, at a glance, what is verified and what is still outstanding. When that information lives in one place and belongs to no single person, the gaps surface days before surgery rather than minutes before incision.

The Operational Story This Connects To

Pre-op evaluation and optimization are not a nursing task. It is a clinical system.

In independent ASCs that manage it well, the perioperative nurse is not chasing clearance the morning of surgery because the system was designed to make that conversation unnecessary. The patient arrived prepared because someone designed a workflow that made preparation the default rather than the exception.

That is the distinction between a center that runs on institutional knowledge and a center that runs on institutional infrastructure. One depends on your most experienced nurse knowing the right questions to ask at 6:30 AM. The other makes the right questions unavoidable for every nurse, every case, every Tuesday morning.

If you are building that infrastructure right now or looking for a place to start, reply to this email. I want to hear what your pre-op workflow actually looks like before I write the follow-up to this issue.

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What the Floor Is Telling Me

The pre-op process at most independent ASCs was designed by someone who is no longer there. It was built during the center's first year, refined through trial and error by nurses who cared enough to add steps when something went wrong, and has not been formally reviewed since.

That is not a criticism. That is the reality of building a clinical operation from the ground up without the administrative infrastructure of a health system.

But in 2026, with payer documentation requirements tightening, procedure complexity increasing, and a nursing workforce that is thinner than it was three years ago, running a pre-op process on institutional memory is a liability.

The centers that protect their OR time, their surgeon relationships, and their patient experience are the ones that turned their best nurses’ intuition into a repeatable system. That work is harder than it sounds and more valuable than almost anything else you will do this year.

Curated Intelligence from the Perioperative Space This Week

The Guideline Language Has Already Changed: The 2024 ACC/AHA Joint Committee on Clinical Practice Guidelines states explicitly that little evidence exists to support extensive preoperative testing for low-risk surgeries, and that care is rarely improved by additional cardiovascular testing for these patients. Independent ASCs whose pre-op protocols still require cardiac clearance for routine low-risk cases are generating unnecessary delays and burdening primary care relationships that take years to build.

CMS Removed the Routine Pre-Op Requirement in 2019: As of 2019, CMS no longer mandates routine preoperative evaluation within 30 days of surgery for ambulatory surgery centers. Independent ASCs that are still requiring physician clearance documentation for every case, regardless of risk profile, are applying a standard that the federal regulator eliminated six years ago. Reviewing your pre-op requirements against current CMS and ACC/AHA guidance is a legitimate workflow optimization opportunity, not a compliance risk.

Florida Is Now in Phase One of the Prior Authorization Demonstration: Florida providers can submit prior authorization requests for selected ASC procedures for dates of service on or after January 19, 2026, as part of CMS's five-year prior authorization demonstration program. Incomplete documentation at the pre-service stage is now a financial risk, not just an operational inconvenience. Centers that have not updated their pre-op documentation templates to meet the new submission requirements are carrying exposure they may not have quantified yet.

Brief Comment Before Closing Out This Edition

The word clearance needs to be retired from the independent ASC vocabulary.

Not because the concept is wrong, but because the word carries the wrong mental model. Clearance implies a gate that opens or closes. Evaluation and optimization imply a process that builds. One ends with a signature. The other ends with a patient who arrives ready.

Independent ASCs that shift from the clearance mindset to the optimization mindset will reduce their cancellation rates, reduce their surgeon frustration, reduce their morning-of-surgery nursing burden, and build a pre-op process that functions the same way whether your most experienced nurse is in the building or not.

That shift does not require a budget line. It requires a decision about how pre-op is designed and who owns the outcome before the patient ever arrives.

What to Watch in Issue 013

Issue 013 will cover Florida SB 1808, the 30-day patient refund mandate that took effect January 1, 2026. Every independent ASC in South Florida is operating under this law right now. The $500 per day per violation penalty is not hypothetical. We will cover what the law requires, where the workflow gaps are most likely to appear, and what your billing and administrative team needs to have in place before the next AHCA survey cycle.

If your center has already received a refund compliance inquiry or is unsure whether your current process meets the 30-day window, reply to this email before Friday.

Sources and Methodology

All statistics were verified against live sources before publication. No statistic in the OR Edge Morning Report is published without a confirmed, accessible URL.

  1. PMC — Optimizing Preoperative Assessment Timing to Reduce Surgical Cancellations: A Quality Improvement Project (2025): https://pmc.ncbi.nlm.nih.gov/articles/PMC12597126/

  2. PMC — Day of surgery cancellation rate after preoperative telephone nurse screening or comprehensive optimization visit: https://pmc.ncbi.nlm.nih.gov/articles/PMC4674935/

  3. PMC — Assessment of a Standardized Pre-Operative Telephone Checklist Designed to Avoid Late Cancellation of Ambulatory Surgery (AMBUPROG): https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4734771/

  4. PMC — Preoperative Evaluation of the Surgical Patient: https://pmc.ncbi.nlm.nih.gov/articles/PMC6140067/

  5. PMC — Routine preoperative assessment for cataract surgery is a source of frustration for primary care providers (CMS 2019 policy citation): https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11409469/

  6. KevinMD — Transforming the preoperative patient consultation: from clearance to evaluation and optimization (November 2023): https://kevinmd.com/2023/11/transforming-the-preoperative-patient-consultation-from-clearance-to-evaluation-and-optimization.html

  7. JACC — 2024 AHA/ACC Guideline for Perioperative Cardiovascular Management for Noncardiac Surgery: https://www.jacc.org/doi/10.1016/j.jacc.2024.06.013

OR Edge Morning Report maintains a strict data integrity standard. We verify every statistic against its source before publication. If you identify a discrepancy, please reply directly to this email.

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