Our Services

Access top-tier anesthesia professionals.

Ensure your patients receive reliable, exceptional care with our highly skilled and certified anesthesia professionals. Whether you need coverage for outpatient facilities including ortho, ENT, podiatry, plastic surgery, GI, dental, or other surgery types, our team is there.  We prioritize safety, efficiency, and seamless collaboration, giving you a level of collaboration and quality care second to none. Trust us to provide the dependable anesthesia services you need to keep your operating rooms running at their best.

If your anesthesia team isn't delivering the coverage or high-quality services you require, Advanced Anesthesia Services is here to help. We can develop a tailored practice model that meets your specific needs, offering the coverage and affordability you seek.

Our Partners

Frequently asked questions

We are anesthesia experts, ready to meet all your needs. Whether it's regional anesthesia, general anesthesia, GI and moderate sedation, pediatrics, dental anesthesia, or more, we've got you covered. Let's discuss how we can best serve you. Reach out today for a no-pressure, informational call.

We partner with outpatient/ambulatory surgery centers (ASCs) of all sizes, plastic surgeons, GI practices, and dental clinics, to ensure seamless and efficient operating room coverage.  We work recruit the highest quality anesthesia providers in the area.  If you are looking for anesthesia coverage, or if you are a CRNA or physician anesthesiologist looking for a career change, reach out today!

Give us a call, or fill out our "contact us" form and we'll get together for a no-pressure discovery call.  Chances are, we can provide better coverage at a lower cost than your current anesthesia provider.

Currently, we serve Western Washington State, from Tumwater to Everett, including parts of the Olympic Peninsula. Out of our range? Please reach out anyway. We're always looking for opportunities to expand. If we don't serve your area, we may know someone who can.

Yes, we provide staffing that expands or contracts based on your facility's specific requirements, ensuring optimal coverage at all times.
We support a wide range of procedures, including those in GI, dental, and other outpatient surgical specialties.

We strive to meet your needs promptly and efficiently. Contact us to discuss your timeline and coverage requirements.  While it takes several months to credential and begin providing services at most facilities, we've jumped in with as little as three days' notice to fill urgent needs.  

Yes, all of our anesthesia providers, including physician anesthesiologists and CRNAs, are board certified. Experience matters to us, and every provider undergoes a comprehensive onboarding and mentoring process to ensure they are fully prepared to deliver the highest quality outpatient anesthesia.

We offer long term staffing solutions for outpatient facilities.  Unfortunately, we do not offer short term staffing solutions or vacation coverage.  If your current anesthesia provider is not able to cover all your needs, give us a call.  We may be able to provide better coverage with lower prices.  Don't hesitate to reach out with questions.

We meticulously vet and collaborate with experienced anesthesia providers to ensure consistent and dependable coverage for every partner facility. Additionally, we assign a dedicated "site champion" to each facility we serve. These site champions not only oversee the anesthesia program at your facility but also work with you on quarterly quality assurance and improvement projects. This ensures we provide the highest quality anesthesia and continually strive to improve.

We provide a dashboard that you can log into to track patient satisfaction rates, QA/QI projects, and other core metrics that effect your practice.  

If your current anesthesia group isn't working closely with you to enhance your facility's reputation and quality, give us a call and discover the difference Advanced Anesthesia Services can make for you.  

Give us a call at 425-615-6100, or fill out a form on our "contact us" page.  We'll get back to you within one business day and set up a discovery call to learn more about your needs and tell you about our group.  We'd love to talk with you, so don't hesitate.  Give us a call today!

When surgery centers can’t find anesthesiologists, their operating rooms sit empty. We change that by delivering reliable anesthesia services to keep things moving. It leads to better patient care and no lost revenue.
Copyright © 2025 - All Rights Reserved

Thomas Nigro, Jr., Chief CRNA

Tom is a driven individual and supportive teammate. He received a Bachelor of Science degree in Biology from John Carroll University before completing his nursing training, Masters of Science, and Doctor of Nursing Practice degree from DePaul University. Tom’s CRNA training was through NorthShore University Health System School of Nurse Anesthesia. During his time at NorthShore he researched the topic of Substance Use Disorder and his work has subsequently been published. Tom recognizes that each person is unique. His careful examination of patient needs, and willingness to utilize progressive anesthesia practices provide for an individualized and excellent perioperative experience.
Christine Wilcock, Financial Officer

Christine Wilcock

Christine oversees the accounting and business development aspects of Advanced Anesthesia Services. She earned her accounting degree in 2010 and is experienced in all areas of medical accounting and billing. She is dedicated to our customers, ensuring the high-quality care our patients receive in the operating room continues through the billing and insurance payment process. Christine lives in Snoqualmie, Washington and has three children.
Allyn Wilcock, CEO

Allyn Wilcock

Allyn is the owner and oversees clinical operations at Advanced Anesthesia Services as well as Northwest Ketamine Clinics. He has worked in healthcare for over 20 years and earned his Master’s degree and anesthesia training from Texas Wesleyan University in 2004. He is experienced in all types of anesthesia. He is passionate about providing the best patient experience for all patients AAS serves. He was voted top CRNA in Washington State 2013, 2018, 2019, 2020 and 2023. Allyn lives with his wife and children in Snoqualmie, Washington.