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Christina Ha, MD


Christina Ha, MD

UCLA Physician Christina Ha, MD specializes in Digestive Diseases.
Digestive Diseases
Language Spoken
Hospital Affiliation
Ronald Reagan UCLA Medical Center
State License Number
855-IBD-UCLA / (855) 423-8252 UCLA Center for Inflammatory Bowel Diseases
Fax Number
(310) 206-9906

UCLA Digestive Disease Center
200 UCLA Medical Plaza, Suite 365C
Los Angeles, CA 90095

Gastroenterology, American Board of Internal Medicine, 2009
Internal Medicine, American Board of Internal Medicine, 2006
Gastroenterology, Mount Sinai School of Medicine, 2009 - 2010
Gastroenterology, Washington University School of Medicine, 2006 - 2009
Internal Medicine, Washington University School of Medicine, 2004 - 2006
Internal Medicine, Washington University School of Medicine, 2003 - 2004
MD, Albert Einstein College of Medicine / Yeshiva Univ, 2003
Celiac Disease, Colon Cancer Screening , Endoscopy, Inflammatory Bowel Disease
Department Affiliation
Associate Directors, Center for Inflammatory Bowel Diseases
Provider, Digestive Diseases / Gastroenterology
Research Interest
Inflammatory bowel disease (Crohn's disease, Ulcerative colitis);
Medical education and training.
Additional Information
ACADEMIC TITLE: Assistant Clinical Professor

Dr. Christina Ha graduated magna cum laude from Harvard University and earned her medical degree from Albert Einstein College of Medicine. She completed both her internal medicine residency and gastroenterology fellowship at Washington University in St. Louis School of Medicine. Following GI fellowship, she spent a year as the Present-Levison Inflammatory Bowel Disease Fellow at the Mount Sinai School of Medicine in New York. Subsequently, she joined the faculty at The Johns Hopkins School of Medicine as part of the Meyerhoff Inflammatory Bowel Disease Center prior to joining the UCLA Division of Digestive Diseases in 2013.

Her areas of clinical interest are in the inflammatory bowel diseases, Crohn's disease and ulcerative colitis. Her research is also centered around Crohn's disease and ulcerative colitis with a particular focus in the natural history and outcomes of IBD in the elderly.

1. Ha C, Katz S. IBD: Elderly-onset IBD: a milder disease? Nat Rev Gastroenterol Hepatol. 2013;10:264-5.
2. Ha C, Maser E, Kornbluth A. Clinical presentation and outcomes of inflammatory bowel disease patients admitted to the intensive care unit. J Clin Gastroenterol. 2013;DOI:10.1097/MCG.0b013e318275d981.
3. Ha C and Katz S. Clinical outcomes and management of inflammatory bowel disease in the older patient. Curr Gastroenterol Rep. 2013; 15(2):310-8.
4. Ha C. Diagnosis and treatment of inflammatory bowel disease in older patients. Gastroenterology and Hepatology. 2012;8:669-70.
5. Ha C, Ullman TA, Siegel CA, Kornbluth A. Patients Enrolled in Randomized Controlled Trials Do Not Represent the Inflammatory Bowel Disease Patient Population. Clin Gastroenterol Hepatol. 2012;10(9):1002-7.
6. Bafford AC, Powers S, Ha C, Kruse D, Gorfine SR, Chessin DB, Bauer JJ. Immunosuppressive therapy does not increase operative morbidity in patients with Crohn's disease. J Clin Gastroenterol. 2012; DOI:10.1097/MCG.0b013e3182677003.
7. Bafford AC, Coakley B, Powers S, Greenwald D, Ha CY, Weintraub J, Chessin DB, Gorfine SR, Bauer JJ. The clinical impact of preoperative percutaneous drainage of abdominopelvic abscesses in patients with Crohn's disease. Int J Colorectal Dis. 2012;27(7):953-8.
8. Ha C, Kumar N, Raptis C, Narra V, Ciorba M. Magnetic resonance enterography: safe and effective imaging for stricturing Crohn’s disease. Dig Dis Sci. 2011;56(10):2906-13.
9. Ha C and Kornbluth A. Mucosal healing in inflammatory bowel disease: where do we stand? Curr Gastroenterol Rep. 2010;12(6):471-8.
10. Ha C and Dassopoulos T. Thiopurine therapy in inflammatory bowel disease. Expert Rev Gastroenterol Hepatol. 2010;4(5):575-588.
11. Ha C, Newberry RD, Stone CD, Ciorba MA. Patients with late adult onset Ulcerative Colitis have better outcomes than those with early onset disease. Clin Gastro Hepatol. 2010;8(8):682-687.
12. Williams M, Ha C, Ciorba M. Probiotics as therapy in gastroenterology: A study of physician opinions and recommendations. J Clin Gastroenterol. 2010;44(9):631-636.
13. Early DS, Gao F, Ha CY, Nagler A, Cole E, Gorbe E, Napoli N, Villareal R, Li E. A functional CYP1A1 polymorphism is not associated with colorectal neoplasia risk in post-menopausal women. Dig Dis Sci. 2010;55(10):2965-70.
14. Ha C, Magowan S, Accortt N, Chen J, Stone CD. Increased risk of arterial thrombotic events in inflammatory bowel disease. Am J Gastroenterol. 2009;104:1445-51.
15. Ha C, Shah R, Azar R, Edmundowicz S, Early DS. Diagnosis and Management of Gastrointestinal Stromal Tumors Using EUS-FNA: A Survey of Opinions and Practice of Endosonographers. Gastrointest Endosc. 2009;69(6):1039-44.
16. Lin AW, Gonzalez SA, Cunningham-Rundles S, Dorante G, Marshall S, Tignor A, Ha C, Jacobsen IM, Talal AH. CD56+dim and CD56+bright cell activation and apoptosis in hepatitis C virus infection. Clin Exp Immunol. 2004;137(2):408-416.
17. Sesso HD, Paffenbarger RS, Ha T, Lee I-M. Physical Activity and Cardiovascular Disease Risk in Middle-Aged and Older Women. Am J Epidemiol. 1999;150: 408-16.
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