ValleyAnesthesia Associates Dedicated to excellence in perioperative and obstetric anesthetic care within the Valley Medical Center campus. VAA Anesthesiologists VAA Nurse Anesthetists Valley Anesthesia & Pain Management Billing & Contracted Insurers Privacy Policy Contacting VAA Questions about anesthesia? Questions about labor & delivery analgesia (epidurals)? (PDF format brochure) Valley Medical Center Renton, WA