Cathy is originally from Southern California (Ventura County) and has lived in the Central Valley for 23 years. She is a graduate from College of Sequoias with an Associate of Science Degree in Nursing and also a 2015 graduate from Walden University, Minneapolis, MN with a Master’s Degree in Nursing / Family Nurse Practitioner. Cathy worked for many years as a Registered Nurse at a local hospital’s Medical Surgical Unit, as well as in Oncology, Dialysis, Case Management, Nursing Education, and the Quality Department. She was also a PICC nurse, caring for adults and geriatric patients. Cathy is married and has 6 grown children. She enjoys hobbies such as traveling, reading, history, and gardening. She is extremely excited about being part of the South Valley Vascular / BASS Medical Group team and looks forward to delivering high quality medical care to all her patients.
Dr. Audrey "Lisa" Arzamendi is double board-certified in internal medicine and endocrinology. Since 2012, she has specialized in diabetes, obesity and metabolism, thyroid disease (including Hashimoto's and Graves'), polycystic ovary syndrome (PCOS) and sex hormone disorders, adrenal and pituitary dysfunction, osteoporosis, parathyroid/calcium disorders, and thyroid and parathyroid nodules and cancers. She is highly trained in ultrasound-guided fine-needle aspiration (FNA) biopsy of the thyroid (99% diagnostic rate).
Dr. Arzamendi is committed to safe and established medical treatments, and prides herself on staying informed about emerging therapies and research-supported non-prescription options. She is experienced working with all forms of brand-name and generic thyroid medications, and as a type 1 diabetic herself, has first-hand knowledge of nearly all available prescription and technological diabetic treatments, to best support patients in selecting their optimal diabetes treatment regimens.
Dr. Arzamendi graduated with honors from Stanford University, with a BA in Human Biology and a concentration in Health & Human Performance. She attended UC San Diego School of Medicine (receiving a federal NIH National Cancer Institute fellowship), and completed her internal medicine residency at Kaiser Pemanente’s Santa Clara Medical Center. Her endocrinology training was completed at UC Davis Medical Center. She previously practiced in California's South Bay before relocating to open her practice in Walnut Creek in 2020. Dr. Arzamendi was a Stanford varsity athlete and still enjoys running, hiking, tennis, rowing, and other outdoor activities. She loves spending time with her husband and many pets, and looks forward to being your doctor!
Master’s Degree: Nursing / Family Nurse Practitioner
Walden University in Minneapolis, Minnesota
Associate of Science Degree: Nursing
College of Sequoias in California