Urgent Care

The Urgent Care team at UHS is here to provide same-day medical care for students and staff with immediate, non-life-threatening health concerns. Whether it’s a sudden illness, minor injury, or urgent need, our skilled providers are ready to help. We aim to deliver compassionate, efficient care to help you feel better and get back to your day. No appointment needed, just walk in during Urgent Care hours!

Urgent Care Providers

Howard Backer

Howard Backer, MD, MPH

Dr. Howard Backer joined UHS in 2000 as a clinician in Urgent Care. He received his MD from UC San Francisco (1975) and completed an internship at Highland Hospital in Alameda County followed by an Emergency Medicine fellowship and residency at San Francisco General Hospital.

Many years later, Dr. Backer returned to UC San Francisco for a residency in Preventive Medicine and completed his MPH at UC Berkeley (1999). Before transitioning to public health, Dr. Backer worked with the Permanente Medical Group in Hayward. After practicing emergency medicine for 25 years in urban county hospitals, community hospitals, and small resort communities, Dr. Backer joined the California Department of Health Services in 2000.

Dr. Backer is certified by the American Board of Emergency Medicine.    

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Esteban Cubillos Torres, MD 

Pronouns: He/him/his

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Chris Dutra, MD 

Mai Fleming MD

Mai Fleming, MD

Dr. Mai Fleming joined UHS in 2020 as a physician in Primary Care. She received her MD from Sydney Kimmel Medical College at Thomas Jefferson University and completed her Family and Community Medicine residency at UCSF. In addition to working at UHS, Dr. Fleming is part-time faculty at the UCSF Family and Community Medicine residency program at SFGH (both in the hospital and primary care clinic). She also practices in the addiction medicine clinic. Dr. Felming helps coordinate reproductive health training for Bay Area family medicine residents and travels to low-resource areas to provide reproductive health care. She also volunteers at a clinic focused on care for sex workers. Dr. Fleming has a special clinical interest in reproductive health care and family planning, addiction medicine, homelessness, and care across the gender spectrum.

Dr. Fleming is certified by the American Board of Family Medicine.      

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David Goldstein, MD

Pronouns: He/him/his

Dr Goldstein joined UHS as an Urgent Care Physician in 2023. He received his BA from UC Santa Cruz and MD from UC Irvine. He completed his residency at Contra Costa Regional Medical Center in Family Medicine.

Dr. Goldstein spent thirty years practicing Emergency Medicine in County and Community Hospitals before coming to UHS. He served in various Administrative Leadership roles for Contra Costa County including Chief of Emergency Medicine, County EMS Medical Director, and Chief Medical Officer for Contra Costa County Hospital, Clinics, and Detention Health. During the Covid pandemic, he focused primarily on medical care and housing for homeless populations as Deputy County Health Officer.      

Outside of work Dr Goldstein spends most of his time with his wife and two daughters as well as playing as much Chamber Music as possible. 
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Robert Golomb, MD

Pronouns: He/him/his

Dr. Golomb joined UHS as an Urgent Care Physician in early 2023. He attained his MD from Brown University in 1981. Following that, he completed his General Surgery residency from 1981 to 1984 at Montefiore Hospital in Bronx, NY. Subsequently, he pursued his Emergency Medicine residency from 1984 to 1986 at Highland Hospital in Oakland, California
Odile Leland-Arizmendi

Odile Leland-Arizmendi, MD

Pronouns: She/her/hers

Dr. Odile Leland-Arizmendi joined UHS in 2010 as a physician in Urgent Care. She received her BA from Harvard University, her MD from Columbia University, and did her residency in Emergency Medicine at Stanford. Before joining UHS, Dr. Leland-Arizmendi worked in Emergency Medicine at Kaiser and at the Chinese Hospital in San Francisco.
During her training, she had the opportunity to spend some time within the French medical system in Paris, at a hospital specializing in toxicology.

Dr. Leland-Arizmendi is certified by the American Board of Emergency Medicine.

Additional Languages: French, Spanish
 

Neal McKimpson, MD

Haley Oosterhouse, MD

Wendy Peterson

Wendy Peterson, NP

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Ryan Romeiser, MD

Pronouns: He/him/his

Ryan joined UHS in 2023 as a physician in Urgent Care. He received his BA in Classical Languages from Georgetown University and MD from Cornell University. He completed an internship in Primary Care Internal Medicine at Yale University and a residency in Emergency Medicine at Lincoln Medical Center in the Bronx, NY. He worked in emergency departments in NYC and the Bay Area before transitioning to urgent care in 2022. In his free time, he enjoys hiking, swimming in natural bodies of water, and playing music with his family band.   

Dr. Romeiser is certified by the American Board of Emergency Medicine.       

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David Schumb, MD

Julie Thompson head shot

Julie Thompson, MD

Pronouns: She/her

Dr. Julie Thompson joined UHS in 2013 as a physician in Urgent Care. Dr. Thompson received her BS in Mathematics from Metropolitan State University (2004), and her MD from the University of Colorado (2008), and completed an Internal Medicine residency and a Palliative Care fellowship at UC San Francisco (2011, 2012). In addition to working at UHS, Dr. Thompson also works with seriously ill patients at a South Bay palliative care clinic. She's also worked at Student Health Services at San Francisco State. 

Dr. Thompson is certified by the American Board of Internal Medicine.

Jeffrey Weitzman

Jeffrey Weitzman, MD

Pronouns: He/him/his

Dr. Jeffrey Weitzman joined UHS in 2014 as a physician in Urgent Care. Dr. Weitzman received his BA from Pennsylvania State University, and his MD from Drexel University, and completed his residency in Internal Medicine at the University of Massachusetts Medical Center. He has a special clinical interest in career mentoring for health-related fields. 

Dr. Weitzman is certified by the American Board of Internal Medicine and Emergency Medicine.

Nursing Team

 Amy Vaughn, RN

Amy Wheeler, RN

Urgent Care Nurse Supervisor

Amy Wheeler joined UHS in 2013 as a Registered Nurse in Urgent Care and transitioned to the Occupational Health team in 2020. In 2024, she stepped into the role of Urgent Care Nurse Supervisor. Amy holds a BA in Anthropology and earned her BSN from Samuel Merritt University in Oakland.

Angela Bonaventura

Angela Bonaventura, RN 

Pronouns: She/Her/Hers

Angela Bonaventura joined UHS in 2012 as a Registered Nurse in Urgent Care. She received her BA in Humanities from the New College of California and her associate's degree in Nursing from Chabot College. In addition to working at UHS, Angela volunteers on medical missions to support communities impacted by natural disasters. 

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Generosa Buenaflor-Roth, RN

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James Daniel Campbell, RN/ADN

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Janice Chen, RN

A graduate of Cal State East Bay (CSUEB), Janice Chen joined UHS in late 2021 as a clinical nurse on the Urgent Care team. Before she arrived at UC Berkeley, Janice lived and worked in San Diego. 

In her free time, Janice finds herself getting lost in a good book, cooking tasty dishes, and exploring the world through travel.

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Ursula De Maio, RN

Katie Haught headshot

Kathryn Haught, RN

Kathryn Haught joined UHS in 2016 as a Nurse in Urgent Care. She attended nursing school at Cal State University, Chico (2011). Kathryn has a special clinical interest in health promotion, wellness, and diabetes management education.

Maggie Hu, RN

Pronouns: She/her/hers

Maggie earned her BSN from San Diego State University. Her experience includes working in inpatient Hematology/Oncology, the Emergency Department, and as an IV infusion nurse at a medspa.
Michele McLaverty photo

Michele McLaverty, RN

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Ramon Prieto, RN

Sara Sloan

Sara Sloan, RN

Saylom Swensen

Saylom Swensen, RN

Connie Thomas head shot

Connie Thomas, RN

Connie Thomas joined UHS in 2018 as a Registered Nurse in Urgent Care. She received her BSN from the Medical College of Virginia and has a special clinical interest in Systemic Lupus Erythematosus or SLE. 

Medical Assistants

 A headshot of a female Medical Assistant

 Jeisi Ayala

A headshot of a female medical assistant

 Maria Delgadillo

Maria Delgadillo joined UHS in 2013. Overall, she’s been an MA for 15 years working the majority of the time in urgent care and also internal medicine, sports medicine, occupational health, primary care, women's health, pediatrics, and vaccine clinics. Maria graduated with an MA from Merritt College and she’s also certified as a phlebotomist, orthopedic technician, and surgical technologist. Maria loves working in the Urgent Care department because every day is different. She enjoys helping patients feel better when they come in in so much pain and being part of a team that can impact patients with compassionate care. Maria loves her job at UHS taking care of students and being part of a place that feels like family. When not at work, Maria loves watching movies and spending time with her daughters, husband, and family. She’s a cat lover and currently has five beautiful cats who are like family.  

Additional Languages: Spanish

Rolly Fernandez, Medical Assistant

Rolly Fernandez

Pronouns: He/him/his

Additional Languages: Tagalog

Woman wearing blue scrub top and black sweater

Leticia Iniguez

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Viridiana Martinez

Viridiana received her AA from Heald College. She's been working as a medical assistant for eight years. Viridiana is happily married and enjoys hiking, ziplining, horseback riding, and traveling. She loves spending as much time with her family as she can.

Additional Languages: Spanish

Maria Morales MA

Maria Morales

Pronouns: She/her

Maria Morales received her AA in Medical Assisting from Heald College and is certified by the AAMA as a certified medical assistant. She's also certified by the NHA as a certified phlebotomy technician. Before joining UHS, Maria was working as an MA within the Sutter East Bay Medical Foundation. She is married with two kids and enjoys long family walks with her dog, Taco, exploring the outdoors, and hosting family events at her home.

Additional Languages: Spanish  

Estela Ornales

Pronouns: She/her/hers

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Klayna Rocha

Pronouns: She/her/hers/ella

Klayna Rocha is a Medical Assistant in Urgent Care. In her spare time, she enjoys cooking for her friends and family.
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Michael Snider

Pronouns: He/him/his

Michael Snider has been with University Health Services in Urgent Care since 2013 and has served as a full-time EMT and Medical Assistant at City College of San Francisco for over a decade. He earned his Associate of Science in Medical Assisting from City College of San Francisco and holds certifications in Medical Assisting, Emergency Medical Technician (EMT), Phlebotomy, Registered Orthopedic Technology, and is a Certified Allied Health Instructor.

Michael’s clinical interests include vaccine administration and emergency care. Outside of work, he enjoys volunteering in his community and spending time with his partner, Camilo, and their three beloved cats — Jessie, Nobe, and Abbey.