Field Notes
Real numbers, real cancellation triggers, no fluff. Written by a practicing CRNA who built MyPreOp.ai because he was tired of watching cases get canceled at 6:45 a.m.
May 15, 20268 min readBy Dennis Diaz, CRNA
GLP-1 Surgery Hold: Ozempic & Wegovy Risks for Plastic Surgery
Why we recommend a 14-day GLP-1 hold before elective surgery — and what GI colleagues are still finding on endoscopy a month after patients stop their weekly injection.
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April 20, 20268 min readBy Dennis Diaz, CRNA
The Hidden Cost of Same-Day Surgical Cancellations in Private Practice
Same-day surgical cancellation cost can devastate private practices. A practicing CRNA reveals the true revenue impact and how to prevent OR cancellations.
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April 11, 20268 min readBy Dennis Diaz, CRNA
Why Pre-Op Clearances Fail (and What Each One Costs You)
A CRNA-founder's breakdown of the nine things that get cosmetic and elective cases canceled the morning of surgery — and the dollar math behind each one.
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