Dr. Erin Portillo, our medical director, is a fourth generation Chicoan. She has a bachelor's degree in Animal Science & master's degree in Immunology from the University of California Davis, and she received her DVM degree from Oklahoma State University. Dr. Portillo completed her internship at Mississippi State University followed by a three-year small animal Internal Medicine residency at Iowa State University. She is Board Certified in Internal Medicine with interests in endoscopy, hematology, and gastroenterology.

She is married to Dr. Matthew Portillo and is the proud parent of two dogs, two cats, and two beautiful children.