Eric Wai Chak, M.D., M.P.H.
Associate Professor, Department of Internal Medicine
To see if Eric Wai Chak is accepting new patients, or for assistance finding a UC Davis doctor, please call 800-2-UCDAVIS (800-282-3284).
Locations and Contact
UC Davis Midtown Ambulatory Care Center
Midtown GI Clinic
3160 Folsom Blvd
Sacramento, CA 95816
Phone: 916-734-0779
UC Davis Medical Group - Davis (West Covell Boulevard)
UC Davis Medical Group - Davis (West Covell Boulevard)
2660 W. Covell Blvd.
Davis, CA 95616
Additional Numbers
Clinic Phone
Clinic Phone
Physician Referrals
Philosophy of Care
My goal is to create a space where patients can speak freely about their health concerns and jointly formulate a personalized plan of care for them.
Clinical Interests
Dr. Chak is a general hepatologist offering care for adults with a variety of liver diseases. He has a special clinical interest in viral hepatitis, liver cirrhosis, and liver cancer.
Research/Academic Interests
Dr. Chak's research focuses on developing population-based screening programs for chronic illnesses though the enhancement of electronic health systems.
Division
Gastroenterology and Hepatology
Center/Program Affiliation
Undergraduate School
B.A., UC Berkeley, Berkeley CA 2004
Medical School
M.D., UC San Francisco School of Medicine, San Francisco CA 2009
Other School
M.P.H., UC Berkeley, Berkeley CA 2008
Internship
Internal Medicine, UCLA-Olive View Medical Center, Sylmar CA 2009-2010
Residency
Internal Medicine, UCLA-Olive View Medical Center, Sylmar CA 2010-2012
Fellowship
Gastroenterology, UCLA Ronald Reagan Medical Center, Los Angeles CA 2012-2015
Walter Trudeau Excellence in Teaching Award, Division of Gastroenterology, UC Davis, 2020
https://pubmed.ncbi.nlm.nih.gov/?term=chak%2C+eric
Wang T, Liu Y, Letran D, Dang JHT, Harris AM, Li CS, Chen MS, Bowlus CL, Chak E. Healthcare Disparities Identified Between Hmong and Other Asian Origin Groups Living with Chronic Hepatitis B Infection in Sacramento County 2014-2017. J Community Health. 2020 Apr;45(2):412-418. doi:10.1007/s10900-019-00763-1. PMID:31612369.
Chak EW. Anticoagulation of Portal Vein Thrombosis in Cirrhosis: First, Do No Harm. Am J Gastroenterol. 2020 Jan;115(1):145. doi:10.14309/ajg.0000000000000351. PMID:31389813.
Taefi A, Matsukuma K, Chak E. Massive Epithelioid Hemangioendothelioma Causing Noncirrhotic Portal Hypertension. Clin Gastroenterol Hepatol. 2019 Jun;17(7):A19. doi: 10.1016/j.cgh.2018.03.037. Epub 2018 Mar 31. PMID:29609064.
Chak E, Taefi A, Li CS, Chen MS Jr, Harris AM, MacDonald S, Bowlus C. Electronic Medical Alerts Increase Screening for Chronic Hepatitis B: A Randomized, Double-Blind, Controlled Trial. Cancer Epidemiol Biomarkers Prev. 2018 Nov;27(11):1352-1357. doi:10.1158/1055-9965.EPI-18-0448. Epub 2018 Aug 8. PMID:30089680.
Harris AM, Link-Gelles R, Kim K, Chandrasekar E, Wang S, Bannister N, Pong P, Chak E, Chen MS Jr, Bowlus C, Nelson NP. Community-Based Services to Improve Testing and Linkage to Care Among Non-U.S.-Born Persons with Chronic Hepatitis B Virus Infection - Three U.S. Programs, October 2014-September 2017. MMWR Morb Mortal Wkly Rep. 2018 May 18;67(19):541-546. doi:10.15585/mmwr.mm6719a2. PMID:29771873.
Stewart SL, Kwong SL, Bowlus CL, Nguyen TT, Maxwell AE, Bastani R, Chak EW, Chen MS Jr. Racial/ethnic disparities in hepatocellular carcinoma treatment and survival in California, 1988-2012. World J Gastroenterol. 2016 Oct 14;22(38):8584-8595. doi:10.3748/wjg.v22.i38.8584. PMID:27784971.
Chak EW, Sarkar S, Bowlus C. Improving Healthcare Systems to Reduce Healthcare Disparities in Viral Hepatitis. Dig Dis Sci. 2016 Oct;61(10):2776-2783. doi:10.1007/s10620-016-4205-3. Epub 2016 May 27. PMID:27234269.
Chak E, Schulze C, Runyon BA. Rapid Resolution of Hepatitis C Virus-Associated Cryoglobulin Rash With Use of Direct-Acting Antivirals. Clin Gastroenterol Hepatol. 2015 Nov;13(11):e166-7. doi:10.1016/j.cgh.2015.04.002. Epub 2015 Apr 8. PMID:25862985.
Spiewak T, Taefi A, Patel S, Li CS, Chak E. Racial disparities of Black Americans hospitalized for decompensated liver cirrhosis. BMC Gastroenterol. 2020 Jul 29;20(1):245. doi:10.1186/s12876-020-01392-y. PMID:32727386.
Chak EW, Sarkar S, Bowlus C. Improving Healthcare Systems to Reduce Healthcare Disparities in Viral Hepatitis. Dig Dis Sci. 2016 Oct;61(10):2776-2783. doi:10.1007/s10620-016-4205-3. Epub 2016 May 27. PMID:27234269.
Wong KA, Olson KA, Chak EW. An Unusual Cause of Abdominal Ascites. Case Rep Gastroenterol. 2018 Aug 21;12(2):420-424. doi:10.1159/000490660. PMID:30186094.
Chak E, Talal AH, Sherman KE, Schiff ER, Saab S. Hepatitis C virus infection in USA: an estimate of true prevalence. Liver Int. 2011 Sep;31(8):1090-101. doi:10.1111/j.1478-3231.2011.02494.x. Epub 2011 Mar 16. PMID:21745274.
Taefi A, Matsukuma K, Chak E. Massive Epithelioid Hemangioendothelioma Causing Noncirrhotic Portal Hypertension. Clin Gastroenterol Hepatol. 2019 Jun;17(7):A19. doi:10.1016/j.cgh.2018.03.037. Epub 2018 Mar 31. PMID:29609064.
Chak E, Rutherford GW, Steinmaus C. The role of breast-feeding in the prevention of Helicobacter pylori infection: a systematic review. Clin Infect Dis. 2009 Feb 15;48(4):430-7. doi:10.1086/596499. PMID:19133802.
Chak E, Saab S. Risk factors and incidence of de novo malignancy in liver transplant recipients: a systematic review. Liver Int. 2010 Oct;30(9):1247-58. doi:10.1111/j.1478-3231.2010.02303.x. PMID:20602682.
Chak EW. Anticoagulation of Portal Vein Thrombosis in Cirrhosis: First, Do No Harm. Am J Gastroenterol. 2020 Jan;115(1):145. doi:10.14309/ajg.0000000000000351. PMID:31389813.
Chak E, Li CS, Chen MS Jr, MacDonald S, Bowlus C. Electronic health record alerts enhance mass screening for chronic hepatitis B. Sci Rep. 2020 Nov 5;10(1):19153. doi:10.1038/s41598-020-75842-8. PMID:33154429.
Chak E, Talal A, Sherman K, Schiff E, and Saab S. Hepatitis C Virus Infection in the United States: An Estimate of True Prevalence. Liver International 2011; 31:1090-1101.