Outpatient Anesthesia for Western Washington

A Partner That Understands Today's ASC Challenges.

Secure affordable, reliable anesthesia coverage and keep your operating rooms busy.

Don't let your ORs sit dark.

Operating rooms need consistant and reliable availability, but finding a qualified anesthesia team can be a challenge. Without the right coverage, your facilities risk downtime, leading to lost opportunities and revenue.

Overcoming the Anesthesia coverage challenge

  • Inconsistent Anesthesia Coverage
  • Difficult scheduling or limited availability
  • Expensive rates or stipends
  • Too many providers credentialed
  • Challenging personalities
  • Heavy use of per diem or locum providers

Access professional anesthesia services easily.

Advanced Anesthesia Services provides a network of highly qualified Physician and CRNA anesthesia providers ready to serve your ambulatory surgery center. We handle scheduling and logistics, so you can focus on what matters most—patient care.

Top Ranked Providers

Our anesthesia providers are consistently named as “Top Doc” by Seattle Met Magazine.

Address Anesthesia Shortages 

Every surgery is staffed with experienced anesthesia providers; your operating rooms stay open and efficient.

Consistent Coverage

Flexible staffing solutions that expand and contract according to your specific needs.

Reliable Systems

Reliable anesthesia staffing solutions to keep your operating rooms running smoothly, every day.

Partner with Us

We understand the pressures you face to keep your surgery center operational and efficient. Our commitment is to provide you with consistent, reliable, and affordable anesthesia coverage. Trust us to keep your operating rooms full and your schedule on track.
Work with us

Outpatient/ASC

Streamlined anesthesia solutions to ensure your ambulatory surgery center runs smoothly and stays productive.

Gastrointestinal

Reliable staffing tailored to meet the unique needs of your GI facility, ensuring efficient and safe patient care.

Dental

Specialized anesthesia services designed to support dental practices and enhance patient comfort and safety.

For Anesthesia Providers

Flexible partnerships that complement your expertise. Join a team that puts you first.
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.
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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.