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    The Department of Anesthesiology's faculty include generalists and specialists in pediatric and cardiac anesthesiology, and critical care.

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    The Department of Anesthesiology treats patients through its Chronic Pain Management Clinic at Banner - University Medical Center South.

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    The University of Arizona Department of Anesthesiology provides a full range of clinical services at Banner - University Medicine's two Tucson hospitals and Outpatient Surgery Center as well as the Southern Arizona VA Health Care System.

Please Welcome Our New Faculty

Kristin Swenson, DO

Dr. Kristin Swenson is an Assistant Professor of Anesthesiology at the University of Arizona School of Medicine. She specializes in Cardiothoracic Anesthesia as well as general adult anesthesia. Her areas of clinical interest include anesthesia for cardiac, thoracic, and major vascular surgery. Her research interests include perioperative transesophageal echocardiography as well as enhanced recovery after cardiac surgery. She is also very passionate about resident education and mentorship. Dr. Swenson completed her undergraduate degree at the University of Denver with Bachelor of Science in Biological Sciences with minors in Medical Physics and Business. During her time at the University of Denver she studied abroad at the University of New South Whales in Sydney, Australia. She completed her medical education at Midwestern University- Arizona College of Osteopathic Medicine where she was very involved in health care outreach and completed a medical mission trip to Peru as well as participated in many underserved clinics around the Phoenix area in her spare time. She then completed her residency in Anesthesiology at Wayne State University in Detroit, MI where she was chief resident. She then went on to do a fellowship in Adult Cardiothoracic Anesthesia at Wake Forest University in Winston-Salem, NC. Dr. Swenson is board eligible by the American Board of Anesthesiology and is a member of the Society of Cardiothoracic Anesthesiologists (SCA) as well as the American Society of Echocardiography (ASE). Some of Dr. Swenson’s hobbies include skiing, hiking, traveling and watching Denver sports teams.

Elizabeth Sigler, DO

Dr Elizabeth Sigler is an Assistant Professor of Anesthesiology at the University of Arizona School of Medicine. Her areas of interest are general anesthesia, regional anesthesia, and global health. Liz is from a small town in central Wisconsin. She attended Rockhurst University in Kansas City for her undergraduate training, studying biochemistry and literature. She completed medical school at Kansas City University. From there, she completed her anesthesiology residency at University Hospitals/Case Western Reserve University in Cleveland, OH. Liz has many areas of interest outside anesthesia including traveling, hiking, backpacking, playing soccer, and rooting for the Green Bay Packers.

Truc-Anh Nguyen, MD

Dr. Truc-Anh Nguyen is an Assistant Professor of Anesthesiology at the University of Arizona School of Medicine. She specializes in general adult anesthesia, neuroanesthesia, high-risk obstetrics anesthesia, and anesthesia for fetal surgery. Her areas of clinical interest include obstetrics/regional anesthesia and neuroanesthesia. Her research interests include pain management in the obstetrics population on opioid maintenance therapy as well as optimization of pregnant patients in the outpatient setting. Dr. Nguyen completed her undergraduate degree at the University of California, San Diego with a double major in Chemistry and Biology. She completed her medical education at Ross University where she graduated with High Honors and served as a neuroanatomy teaching assistant. She then finished her residency in Anesthesiology and Critical Care Medicine at the Case Western Reserve University where she was the resident research coordinator. She completed fellowships in obstetrics, gynecologic and fetal anesthesia as well as neuroanesthesia at Johns Hopkins and stayed on as faculty for some time where she served as the chair of clinical competency for the obstetric anesthesia fellowship. Dr. Nguyen is board certified by the American Board of Anesthesiology and is a member of the American Society of Anesthesiologists (ASA) as well as the Society of Obstetric Anesthesia and Perinatology (SOAP). Some of Dr. Nguyen’s hobbies include trying new foods, travel and biking.

Walter McNally, MD

Dr. McNally comes to us from Vermont. He grew up in Massachusetts and obtained his bachelors degree in accounting from the University of Massachusetts. He is a CPA and for the next many years he worked in the finance area, primarily in the healthcare field. He decided on a slight career re-direction and entered medical school at the University of Vermont. After two years of an Ob-Gyn residency in Portland, Maine he completed his anesthesiology residency at the University of Vermont in 2007. Dr. McNally joined the faculty of the Anesthesiology Department in December 2019. His interests are regional and obstetrical anesthesia. He recently discovered power lifting and enjoys driving race cars. His favorite activity is to spend time with his family.

Congratulations to our very own for their AMES Excellence in Teaching Awards:


AMES Excellence in Basic Science Teaching 

Laurent F. Martin, PhD

Research Assistant Professor

AMES Excellence in Graduate Medical Education

Galen P. Garcia, MD 

Clinical Assistant Professor





Mission Statement

University of Arizona Department of Anesthesiology is a diverse group of clinicians, educators, and researchers who unite to advance medicine and health through innovations in patient care, commitment to training, and the performance of cutting-edge research. To provide high-quality, academic, patient-centered anesthesia care for Tucson. To be an example of academic perioperative medicine for Southern Arizona first, then nationally for the entire Banner Health System. Our Values: INTEGRITY. Be honest, respectful and just. EXPLORATION. Be insatiably curious. INCLUSION. Harness the power of diversity. ADAPTATION. Be open-minded and eager for what's next. DETERMINATION. Bear Down. COMPASSION. Choose to care.

Home Page

Researchers Explore A Drug-Free Idea To Relieve Chronic Pain: Green Light


"Dr. Mohab Ibrahim, the migraine study's principal investigator and an associate professor at the University of Arizona, says that on average, people experienced a 60% decrease in the intensity of their migraines and a drop from 20 migraines a month to about six".


Click here to read more on the article published by NPR. 

Recent News

The Comprehensive Pain and Addiction Center will oversee the first peer support experiential learning and apprenticeship program in rural Arizona.

The UArizona College of Medicine – Tucson has accepted six high school graduates in a new program that reduces the time to a medical degree to seven years.

The Medical Scientist Training Program is designed to train students planning careers in academic medicine or biomedical research.