Hien Nguyen, M.D.

Hien Huy Nguyen, M.D.



Infectious Diseases

Internal Medicine


Internal Medicine


  • Chief of Infectious Diseases, VA Northern California Health Care System
  • Professor


To see if Hien Huy Nguyen is accepting new patients, or for assistance finding a UC Davis doctor, please call 800-2-UCDAVIS (800-282-3284).

Lawrence J. Ellison Ambulatory Care Center

4860 Y St., Suite 0101
Sacramento, CA 95817
Driving Directions

Primary Phone:

Additional Phone Numbers

Physician Referrals: 800-4-UCDAVIS (800-482-3284)

Clinical Interests

Dr. Nguyen's clinical interests and patient care work include transplant and general infectious diseases, outpatient parenteral antimicrobial therapy, drug resistant infections, and travel medicine.

Research/Academic Interests

Dr. Nguyen's research interests include quality healthcare delivery models, electronic health records and secondary use of data, ventilator associated pneumonia, and sepsis.


Infectious Diseases


M.D., UCLA School of Medicine, Los Angeles CA 1997

B.A., UCLA and UC Riverside, Los Angeles CA 1993

Internship: UC Davis Medical Center, Sacramento CA 1998


UC Davis Medical Center, Sacramento CA 2000


UC Davis Medical Center, Sacramento CA 2002

Board Certifications

American Board of Internal Medicine,

American Board of Internal Medicine, Infectious Disease,

Professional Memberships

American College of Physicians

Infectious Diseases Society of America

Honors and Awards

Chief of Staff Award for EMR Implementation, 2008

UC Davis Chief Resident, 2001

Graduated cum laude, with Honors, 1994

Select Recent Publications

To view Dr. Nguyen's publications, please click here.

Hood-Medland EA, Stewart SL, Nguyen H, et al. Health System Implementation of a Tobacco Quitline eReferral. Appl Clin Inform. 2019;10(4):735?742.

Polage CR, Gyorke CE, Kennedy MA, Leslie JL, Chin DL, Wang S, Nguyen HH, et al. Overdiagnosis of Clostridium difficile Infection in the Molecular Test Era. Journal American Medical Association Internal Medicine. 2015;175(11):1792?1801.

Pollack CV Jr, Nguyen HH, Ford WT Jr, et al. Acute bacterial skin and skin structure infections (ABSSSI): practice guidelines for management and care transitions in the emergency department and hospital. J Emerg Med. 2015;48(4):508?519.

Perez SL, Paterniti DA, Nguyen HH, et al. Characterizing the Processes for Navigating Internet Health Information Using Real-Time Observations: A Mixed-Methods Approach. J Med Internet Res. 2015;17(7):e173. Published 2015 Jul 20.

Nguyen HH, Gyorke CE, Kennedy MA, et al. Overdiagnosis of Clostridium difficile Infection in the Molecular Test Era. Journal American Medical Association Internal Medicine. 2015;175(11):1792?1801.

Halilovic J, Christensen CL, Nguyen HH. Managing an outpatient parenteral antibiotic therapy team: challenges and solutions. Ther Clin Risk Manag. 2014;10:459?465. Published 2014 Jun 18. 

Gultepe E, Green JP, Nguyen H, Adams J, Albertson T, Tagkopoulos I. From vital signs to clinical outcomes for patients with sepsis: a machine learning basis for a clinical decision support system. J Am Med Inform Assoc. 2014;21(2):315?325.

Brown J, Nguyen HH, Cohen SH. A pain in the neck: thyroid abscess. Am J Med. 2014;127(3):e5?e6.

Meehan J, Jamali AA, Nguyen H. Prophylactic antibiotics in hip and knee arthroplasty. J Bone Joint Surg Am. 2009;91(10):2480?2490.

Rakoczy KS, Cohen SH, Nguyen HH. Derivation and validation of a clinical prediction score for isolation of inpatients with suspected pulmonary tuberculosis. Infect Control Hosp Epidemiol. 2008 Oct;29(10):927-32.