Doctor Bios

The San Francisco SPCA Veterinary Hospital offers full-service, pet- and people-friendly veterinary services at our Mission campus.

Jena Valdez, DVM

Chief Medical Officer

Nicolette Zarday, DVM, MPH
Hospital Medical Director
Wailani Sung

MS, PHD, DVM, DACVB

Director of Behavior and Welfare Programs

Bridgid Twomey
Shelter Medicine Director
Echo Cartagena, DVM
Staff Veterinarian
Stephanie Cataldo, DVM

Staff Veterinarian, Community Medicine

Nathan Cote, DVM
Staff Veterinarian
Betsy Goldenberg, DVM
Staff Veterinarian
Roger Helmers, DVM
Staff Veterinarian
Amie Knieper, DVM
Staff Veterinarian, Shelter Medicine
Sophie Liu, DVM
Resident in Behavior Medicine
Lindsey Meyer, DVM
Staff Veterinarian
Sheryl Owyang, DVM
Staff Veterinarian
Emily Whitmer, DVM
Staff Veterinarian, Community Medicine
Marissa Woodall, DVM
Staff Veterinarian
Emily Young, DVM
Staff Veterinarian

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