Meet the Pharmacy Staff

meet the primary care providers meet the health coachesmeet the health promotion staff meet the medical assistants registered dietitians button meet the nurse practicioners meet the social services staff meet the physical therapy staff nurses meet the specialists meet the counseling staff  


Efren Bose, PharmD

Pharmacy Manager

Efren Bose joined the UHS Pharmacy team in 2020. He attended the UCSF School of Pharmacy and has a clinical interest in LGBQ/trans health, health disparities, and chronic disease management. In addition to working at UHS, Efren is also a volunteer clinical assistant professor at SFSU (and Touro) and has taught Asian American Studies. He's won teaching awards from UCSF and was a preceptor for the Mabuhay Health Center, a UCSF student-led health clinic targeting the SF Filipinx-American community. He enjoys swimming, playing video games, traveling, and exploring new restaurants. 

Raemona Chappell

Pharmacy Technician

Raemona Chappell joined the UHS Pharmacy team in 2003. She received her CPHT license from Western Career College in California. Her favorite pastimes are reading science fiction novels and watching nature documentaries. When shes not working she enjoys cooking and spending time with her husband and son.

Ivonne Chavez-Mejia

Pharmacy Technician

Ivonne Chavez-Mejia joined the UHS Pharmacy team in 2001. She received her Associates in Pharmacy Technology from Silicon Valley College. Ivonne loves spending time with her Olde English Bulldog, Blanca and Maltipoo, Christmas. She enjoys gardening on the weekends and going fishing with her husband in the San Pablo Bay.

Angela Choi

Pharmacy Technician 

Angela Choi joined the UHS Pharmacy team in 2019. She received her BA in Molecular and Cell Biology from UC Berkeley and is a current student at UC San Francisco’s School of Pharmacy. She has a special clinical interest in immunology, infectious diseases, health policy, and ambulatory care pharmacy. Angela enjoys collecting postcards and backpack pins from places she and her friends have traveled. She loves learning about other cultures, mostly by talking to people and trying different restaurants. 

Jen Chou, RPh


Jen Chou joined the UHS Pharmacy team in 2018. She received her PharmD from Rutgers University and was once a published essayist in an early 2000’s pharmacy magazine. Jen has previously worked as a Kaiser pharmacist and has a special clinical interest in women’s health (including contraceptives). She loves to cook (she makes a great mushroom bourguignon), attend one-person shows at the theater, and play with her two cats, Inky and Ninja.

Diana Lee, PharmD


Diana Lee joined the UHS Pharmacy team in 2014. She received her BA in Chinese from UC Berkeley and her PharmD from UCSF. She has a special clinical interest in women's health, alternative medicine, and preventative care. Diana was born and raised in Berkeley and is a lifetime Golden Bears fan! In her spare time she enjoys practicing yoga, traveling with her husband, and being plant parent to her 30+ plants. 

Aiza Llona

Pharmacy Technician

Aiza Llona joined the UHS Pharmacy team in 2019. She received her AAS in Pharmacy Technology from Heald College and has a special clinical interest in adolescent medicine, mental health, and treatments for diabetes and COPD. Prior to joining UHS, Aiza was working as a CVS Pharmacy Technician while studying to become PTCB certified in order to become a lead tech. Aiza likes to spend time with her family and two dogs - a father-son Pekingese-Chihuahua mix named Bubba and Bruno. She also enjoys listening to music from hip-hop, r&b, to k-pop and podcasts. Along with music, she enjoys drawing - both music and drawing help her feel balanced and peaceful. 

Melissa Lock Pharmacy

Melissa Locke, PharmD


Melissa Lock joined the UHS Pharmacy team in 2017. She received her BS from UC Berkeley in Molecular Toxicology and her PharmD from the University of the Pacific. In addition to working at UHS, Melissa has also worked in hospital pharmacy with an emphasis on specialty disease states such as HIV and oncology. She has a special clinical interest in nutritional sciences, exercise physiology, and dermatology. In her spare time she enjoys meal prepping, weight training, HIIT, traveling, reading, and relaxing.

Tony Lum, PharmD


Tony Lum joined the UHS Pharmacy team in 2006. He received his PharmD from University of the Pacific. He enjoys being outdoors and spending time with his family. 

Zain Morin Pharmacy

Zain Morin, PharmD, MPH 


Zain Morin has been with UHS since 1994. He earned his pharmacy degree from the University of Connecticut and his Masters in Public Health from UC Berkeley, where he focused on Infectious Diseases and Immunology. Zain's interests in clinical pharmacy center around critical care medicine, infectious diseases, travel medicine, and hematology/oncology. He is a certified Emergency Medical Technician, and is board certified by both the Board of Pharmacy Specialties, and the International Society of Travel Medicine.

Zain is involved in various volunteering projects, including numerous medical relief missions in various developing countries, HIV/STI test counseling with the SF Department of Public Health, and is a medical volunteer for the annual Burning Man event. Zain's other activities include hiking, camping, biking, tennis, and traveling. Zain has always enjoyed connecting with staff and serving students at UHS, and considers it one of his favorite places to work. 

Jenne Salvador, PharmD


Jenee Salvador joined the UHS Pharmacy team in 2020. She received her BA in Psychology from UC Irvine and her PharmD from UC San Francisco. She also works at a CVS Pharmacy and is a Warriors and 49ers fan. 

Nguyet Vo, PharmD


Nguyet Vo joined the UHS Pharmacy team in 2019. She received her BA in Integrated Biology from UC Berkeley and her PharmD from Touro University. She's also worked at a Walgreens pharmacy and a skilled nursing pharmacy. Nguyet enjoys hiking, camping, traveling, attending tennis matches with her husband, and anything beach-related.