PGY-3 Residents

Morgan S. Keefe, DO, MPH

Morgan Keefe was born and raised in San Diego, California. She received her bachelor's degree from Harvard University and her Master of Public Health from the University of Southern California. Keefe commissioned as an officer in the U.S. Navy in 2015 and earned her medical degree from Midwestern University’s Arizona College of Osteopathic Medicine. During her two tours as a general medical officer in the Navy and while serving as public health emergency officer for the Marine Corps’ busiest air station in Yuma, Arizona, Keefe became interested in pursuing a career in preventive medicine and public health. Her areas of interest include population health, occupational medicine and informatics, and she hopes to stay and practice in San Diego after completing the program. In her spare time, Morgan enjoys spending time outdoors with her family, doing yoga and gardening.

Rebecca Lian, MD

Prior to her preventive medicine training, Lian completed her ophthalmology residency at the University of California San Diego Shiley Eye Center. Lian also helped design the Global Ophthalmology and Advanced Leadership Program, a joint preventive medicine and ophthalmology residency program of which she is the first resident. Lian attended UC Berkeley as a Regents’ and Chancellor’s Scholar and received her undergraduate degree in public health. She went on to complete her medical education at University of Hawaii at Manoa. Lian then moved to San Diego and completed her residency in ophthalmology and preventive medicine at UC San Diego. Lian’s clinical and research interests include lifestyle and obesity medicine and their overlap with common ophthalmic conditions such as diabetic retinopathy.

Jennifer Marquez, MD
Jennifer Marquez was born and raised in the greater Philadelphia area and attended DeSales University in Center Valley, Pennsylvania, for her undergraduate studies. Marquez completed medical school at the Lewis Katz School of Medicine at Temple University in North Philadelphia, where she developed a passion for serving underserved and underprivileged communities. Following medical school, Marquez completed two years of general surgery residency with the U.S. Army in El Paso, Texas, before transitioning to serve as a general medical officer. Her dedication to public health and underserved populations led her to San Diego. Marquez is particularly passionate about lifestyle medicine and exploring the intersection between lifestyle interventions and care for underserved communities. Outside of work, she enjoys staying active, cooking and spending time with her wife and family. 

PGY-2 Residents

Nikolay Ivanov, MD

Ivanov earned two bachelor's degrees in aerospace engineering and biological sciences at the University of Maryland, College Park. He then earned a doctoral degree from Weill Cornell Medicine, where he also completed an master of science in clinical and translational investigation. Before medical school, he worked full time for three years in bioinformatics and genomics research at the Lieber Institute for Brain Development in Baltimore, Maryland. Ivanov is currently a cardiovascular epidemiology fellow. His research focuses on the prevention of peripheral vascular disease. In his spare time, he enjoys open-water swimming, snorkeling and learning to surf.

Bekah Leigh, MD

Bekah is a California native who earned her medical degree from Loma Linda University School of Medicine and completed a preliminary year in internal medicine at Loma Linda University Health. Her career interests center on occupational medicine, with a focus on injury prevention, workplace health and the intersection of the environment and health. Outside of medicine, she enjoys weightlifting, scuba diving and exploring the outdoors with her dog.

• Daniel Ageze, MD, MPH (2023)
• Matthew Allison, MD, MPH (2003) Assistant Professor, UC San Diego, CA
• Sandra Almeida, MD, MPH (1995) Consultant, Preventive Medicine, Washington, D.C.
• Angelo Asheh, DO, MPH (2021)
• Robert Arieli, MD, MPH (2016)
• Michael Austin, DO, MPH (2021)
• Patricia Avila, MD, MPH (1991) Private Practice, HI
• Diane Ballerino Regan, MD, MPH (2009)
• Steven Bates, MD, MPH (1998) Staff Physician, California State University, San Marcos, CA
• Matthew Beal, MD (2025)
• Rachel Bennett, MD, MPH (2013) Family Medicine Residency, Portland, OR
• Stephen Benoit, MD, MPH (2003) EIS Officer CDC, Atlanta, GA
• Jennifer Bentley, MD, MPH (1999) Private Practice, San Diego, CA
• William Berg, MD, MPH (1998) Public Health Officer, VA
• Craig Bischoff, MD, MPH (1992) Military Epidemiologist, US Navy
• Rory Brening, MD, MPH (2002) Staff Physician Student Health, San Diego State University, San Diego, CA
• Emily Bruno, MD, MPH (2020)
• Laura Buehning, MD, MPH (2013), San Diego, CA
• Daniel Burnett, MD, MPH (2004) US Air Force, Antonio, TX
• Nancy Carballo, MD, MPH (2022) San Diego, CA
• Glenda Cardillo, MD, MPH (2001) Consultant, Preventive Medicine
• Debra Carroll, MD, MPH, MS, Student Health Physician, San Diego, CA
• Thomas Coleman, MD, MPH, MS (2011)
• Rosalynn Conic, MD, PhD (2022) Physical Medicine and Rehabilitation Resident, University of Florida Health, Gainesville, FL
• Ava Conlin, DO, MPH (2000) US Navy, San Diego, CA
• Daniel Correll, DO, MPH (2019) Resident Physician, General Preventive Medicine, UC San Diego, CA
• David Crabtree, MD, MPH (2018) Physician, PlushCare
• Mark Cranston, MD, MPH (2008) US Air Force, MS
• Nathan Daley, MD, MPH (2010)
• Marsha-Gail Davis, MD, MPH (2021)
• Amol Doshi, MD, MPH (2001) Physician, Student Health San Diego State University, San Diego, CA
• Angela Dunn, MD, MPH (2013) US Navy, San Diego, CA
• Amelia Eastman, DO, MPH (2013) Orthopedics, UC San Diego, CA
• Jimmy Fabiszak, MD (2025)
• Nora Faine, MD, MPH (1991) Medical Director Sharp Advantage, San Diego, CA
• Susan Farrish, MD, MPH (2012) Medical Epidemiologist, Naval Medical Research Center, San Diego, CA
• Rebecca Ferrini, MD, MPH (1999) Medical Director Edgemore Hospital, San Diego, CA
• Kathleen Fischer, MD, MPH (1999) Preventive Medicine, San Diego, CA
• Regina Fleming, MD, MSPH, (1999) Medical Director Student Health Service, UC San Diego, CA
• Elizabeth Friedman, MD, MPH (2016) Senior Fellow, Occupational and Environmental Medicine, University of Washington, Seattle, WA
• Stephen Giebner, MD, MPH (1993) Consultant, US Navy
• Robert Gilchick, MD, MPH (1998) Medical Director, Los Angeles County Child & Adolescent Health, Los Angeles, CA
• Linda Glatte, MD, MPH (1999) Faculty, San Diego State University, San Diego, CA
• Laura Goetz, MD, MPH (2016) Physician, Scripps Health, San Diego, CA
• Tonya Gosha, MD, MPH (1999) Consultant, Preventive Medicine
• Ted Grace, MD, MPH (1998) Director Student Health Center, Southern Illinois University, Carbondale, IL
• Juliana Grant, MD, MPH (2005) Toxicology Director, CDC
• Daniel Graybill, MD, MPH (1999) Private Practice, Phoenix, AZ
• Nicola Green, MD, MPH, PhD (1987) Retired
• Christopher Granda, DO, MPH (2021)
• Malintze Gutierrez, DO, MPH (2011)
• Kelley Hagerich, MD, MPH (2012) Assistant Clinical Professor, School of Medicine, UC San Diego, CA
• Kate Haggerty, MD, MPH (2014) General Medicine Physician, Linda Vista Health Care Center, San Diego, CA
• Bonnie Henry, MD, MPH (1999) Public Health Officer, Toronto, ON, Canada
• Linda Hill, MD, MPH (1985) Faculty, UC an Diego, CA
• Jannifer Ho, MD, (2025) 
• Susan Horowitz, MD, MPH, Forensic Physician, San Diego, CA
• Julie Howe, MD, MPH (2001) US Navy, Private Practice, San Diego, CA
• Michael Hughes, MD, MPH (1997) Occupational Medicine Physician, Sharp ReesStealy, San Diego, CA
• Matthew Humphreys, MD, MPH (2017)
• Chelsea Isom, MD, MPH (2023)
• Dawn Jacobson, MD, MPH (2004) Public Health Physician, Los Angeles CA, Los Angeles, CA
• Martha Johns, MD, MPH (1986) University Physician, CO
• John Kim, MD, MPH (2002) Founder, Georgia Integrative Medicine, Atlanta, GA
• Jessica Knox, MD, MPH (2015) Co-Founder at ADVENT Academy, Co-Founder, The American Cannabinoid Clinics, Co-Founder at Doctors Knox, Inc.
• Thomas Kocher, MD, MPH (2020)
• Hunt Kooiker, MD, MPH (1989) Retired
• Robert Langer, MD, MPH (1988) Research Director, WY
• Elizabeth Ledbetter, MD, MPH (1990) Retired, US Navy
• Brian Legendre, MD, MPH (2015) Preventive Medicine Officer, Navy Environmental and Preventive Medicine Unit FIVE
• Barbara Long, MD, MPH (1990) Faculty, University of California San Francisco, CA
• Bryan Long, MD, MPH (2021)
• John Lorentz, MD, MPH (1995) Private Practice, Occupational Medicine, San Diego, CA
• Tanya Lozano, MD, MPH (2014)
• Earl Lynch, MD, MPH (1994) Public Health Director, PA
• Mark Mailhot, MD, MPH (2003) Prison Medicine Physician, State of California, CA
• Anastasia Maletz, DO, MPH (2021)
• Elizabeth Mannino, MD, MPH (1995) Staff Physician, Community Health Centers, San Diego, CA
• Charles Martin, DO, MPH (2020)
• Jane Marystone, MD, MPH (1994) Staff Physician, Community Medicine MN
• Rei Masui, MD, MPH (2001) Community Clinic Physician, CA
• Lisa McAdams, MD, MPH (2000) Health Analyst, TX
• Eric McDonald, MD, MPH (2016) Deputy Public Health Officer, County of San Diego, San Diego, CA
• Emily McDonald, MD, MPH (2018)
• Alice Mills, MD, MPH (2008) Faculty, UC San Diego, CA
• Ryan Moran, MD, MPH (2017) Physician, San Diego, CA
• Kathleen Moser, MD, MPH (1993) TB Control Officer, San Diego Department of Health Services, San Diego, CA
• Stephen Munday, MD, MPH (1995) Chief of Preventive Medicine, SharpReesStealy, San Diego, CA
• Priya Narayanan, MD, MPH (2023)
• Julie Neely, MD, MPH (2001) Student Health Physician VA
• James Neville, MD, MPH (1991) US Air Force, San Antonio, TX
• Karen Nicholson, MD, MPH (1995) Medical Director Student Health, California State University, San Marcos, CA
• Julianne North, MD, MPH (2007) Per Diem Physician, San Diego, CA
• Timothy O’Hara, MD, MPH (2011)
• Melanie Odeleye, MD, MPH (2016) Physician, Crossover Health
• Patrick Olson, MD, MPH (1991) Retired, US Navy
• Jean Olson, MD, MPH (1998) Deputy Branch Chief, NHLBI, Bethesda, MD
• Michael Oras, MD, MPH (2010) US Navy, HI
• Liza Ortiz, MD, MPH, MS (2012) Staff Physician, Alivio Medical Center, Chicago, IL
• Leslie Oshita, MD, MPH (1991) Staff Physician, Occupational Medicine, Pleasanton, CA
• Samuel Park, MD, MPH (2018) Physician, PlushCare
• Monica Perlman, MD, MPH (1996) Private Practice, La Jolla, CA
• Lori Perry, MD, MPH (2008) US Navy, San Diego, CA
• Jason Peters, MD, MPH (2009)
• Valencia Porter, MD, MPH (2007) Integrative Medicine Physician, San Diego, CA
• Nichole Quick, MD, MPH (2011)
• Amutha Rajagopal MD, MPH (2020)
• Michelle Ramirez, MD, MPH (2023)
• Edith Ramsdell, MD, MPH (1995) Clinical Instructor, Chicago, IL
• Beronie Richardson, MD, MPH (2009)
• Jason Rice, MD, MPH (2016)
• Porchia Rich, MD, MPH, MSW (2017)
• James Richards, MD, MPH (2003) Medical Consultant, California Dept. of Health Care Services CA
• Joe Risser, MD, MPH (1993) Staff Physician, Community Health Care Clinic, San Diego, CA
• Julia Rodriguez, MD, MPH (2007) Per Diem Physician, San Diego, CA
• Timothy Rodwell, MD, MPH, PhD (2007) Faculty, UC San Diego, CA
• Anita Roybal, MD, MPH (1999) Private Practice, Los Alamos, NM
• Gonzalo Ruiz, MD, MPH (1994) Private Practice
• Jeffrey Ruterbusch, DO, MPH (2000) US Navy, FL
• Tarek Salih, MD (2022) San Diego, CA
• John Schaller, MD, MPH (1991) Medical Director, Schaller/Anderson, Phoenix, AZ
• Jacqueline Sedgwick, MD, MPH (1994) Director, Clinica de Salud del Valle, Salinas, CA
• Arlene Seid, MD, MPH (2001) OM Physician, PA
• Carolyn Senger, MD, MPH (2015) Medical Director, Medical and Surgical Specialty Clinics at San Mateo Medical Center
• Jay Seymour, MD, MPH (1999) Private Practice, Wheaton, IL
• Tricia Skipper, MD, MPH (2015) Preventive Medicine Physician, United States Navy
• Michael Snedecor, MD, MPH (1993) Preventive Medicine Officer, US Air Force
• John Son MD, MPH (2025) 
• Janet Spira, DO, MPH (2004) Preventive Medicine Officer, US Navy
• Sankar Sridaran, MD, MPH (2018) Internist, Scripps Health, San Diego, CA
• Orah Stein, MD, MPH (2006) TB/Epidemiology Consultant, San Diego County Public Health Department, San Diego, CA
• Anna Stern, MD, MPH (2007) Private Practice, OR
• Mark Stevenson, MD, MPH (1999) Private Practice, Minnetonka, MN
• Lorrie Strohecker, MD, MPH (2004)
• Kenneth Subin, MD, MPH (2004) Consultant and Medical Director, Ithaca, NY
• Jeff Sugar, DO, MPH (1992) Associate Director, Sharp ReesStealy Medical Group, San Diego, CA
• Gregory Talavera, MD, MPH (1986) Faculty, San Diego State University, San Diego, CA
• Amish Talwar, MD, MPH (2018) Epidemic Intelligence Service Officer, Centers for Disease Control and Prevention
• Christine Thorne, MD, MPH (2013) San Diego, CA
• Christopher Tsai, MD, MPH (2007) Director, Medical Informatics
• Jonathan Unkart, MD, MPH, MS (2019) Vascular Medicine Physician Epidemiologist, La Jolla Vein Care, San Diego, CA
• Randy Updegrove, MD, MPH (1990) Medical Director
• Veronica Villarreal, MD, MPH (2014)
• Laurie Vollen, MD, MPH (1990) Visiting Faculty, University of California Berkeley, CA
• Jill Waalen, MD, MPH (2001) Faculty, UC San Diego, CA
• Todd Wagner, DO, MPH (2005) US Navy, VA
• Lee Wessel, MD, MPH (1987) Staff Physician Student Health, San Diego State University, San Diego, CA
• Jennifer Wilks, DO, MPH (2010) US Navy
• Seleda Williams, MD, MPH (1992) Public Health Officer, State of California, CA
• Sky Wolf, DO, MPH (2011)
• Kimberly Woodruff, DO, MPH (2005) Staff Physician University of San Diego, San Diego, CA
• Wilma Wooten, MD, MPH (1990) Public Health Officer, San Diego County Public Health Department, San Diego, CA
• Kimberly Yeager, MD, MPH (1989) Consultant Preventive Medicine, San Diego, CA
• Nicholas Yphantides, MD, MPH (1998) Private Consultant
• Tabitha Zimmerman, MD, MPH (2009) NHRC
• Daniel Zisook, MD, MPH (2003) Health Informatics Consultant