Dr. Christina Steinhauser is a former Chief of Medicine and Chief of Gastroenterology at the Nellis Air Force Base as well as current assistant professor for Uniformed Services University of Health Sciences and former assistant professor University of Nevada at Las Vegas.  As an active-duty physician in the US Air Force for 11 years before joining United Medical Doctors, she was awarded multiple meritorious awards including a joint Army-Navy service award and an Army commendation medal while being deployed in Germany.

After completing her internal medicine training at Wright State University in Dayton, OH, she served at Andrews Air Force base as Chief of Internal Medicine Clinic.  She subsequently graduated at the top of her class at Walter Reed Military Medical Center in Bethesda, Maryland with the highest score among her peers on the National GI Board Exam.  Upon graduation, she was transferred to Nellis Air Force Base where she was selected to serve as Chief of Gastroenterology.  She was deployed overseas and upon returning to Nellis Air Force Base, was promoted to Chief of Medicine where she led a department of 35 providers of different specialties.

As a well-respected mentor, teacher and clinician she was named Teaching Faculty of the Year by the Family Medicine residency at Nellis Air Force Base in 2024.  She continues as active faculty at Uniformed Services University of Health Sciences and has continued to contribute nationally to the all education of gastroenterologists in the United States by serving on the American College of Gastroenterology’s Education Universe Editorial Board for the past 7 years.

She champions patient-centered decision-making and patient education in disease management, ensuring patients can take an active informed role in their care. Her special interest has been nutrition and dietary modifications in supporting a wide variety of GI disorders as well as long term management of irritable bowel disease.

She also offers in office procedures for management of chronic abdominal pain including trigger point abdominal wall injections and utilizes Battlefield acupuncture technique (small needles placed on the ear for pain management). She values innovation and academics in the field and has had numerous posters presented at the American College of Gastroenterology including an award for outstanding poster presentation award and has contributed to several publications.

Dr. Steinhauser is originally from Southern California and is proud to represent her community’s expanding access to care as one of a small number of Latina Gastroenterologists practicing in the US. She believes that patients should feel supported at all stages and as a native Spanish speaker is able to offer appointments in both Spanish and English.

Board Certifications
American Board of Gastroenterology
American Board of Internal Medicine

Medical Education
Lake Erie College of Osteopathic Medicine

Residency
Wright State University

Fellowship Training
National Capitol Consortium at Walter Reed Military Medical Center

Office Locations:
Murrieta – T: (951) 566-5229 | 28078 Baxter Rd., Ste. 530, Murrieta, CA 92563
Eastvale – T: (951) 332-7170 | 12442 Limonite Ave., Ste. 209, Eastvale, CA 91752
Riverside – Ph: (951) 520-9392 | 4244 Riverwalk Pkwy., Ste. 290, Riverside, CA 92505
Fountain Valley – T: (714) 962-7705 | 18111 Brookhurst St., Ste. 5200, Fountain Valley, CA 92708
Yorba Linda – T: (657) 866-3017 | 16677 East Yorba Linda Blvd., Yorba Linda, CA 92886