The Stanford Stroke Center Team - Nurses

Teresa Bell-Stephens, CNRN

Teresa has worked with the Stroke Center since 1990. She has an extensive background in critical care, and her current focus is on coordinating the cerebrovascular surgery program, with a focus on moyamoya disease, vascular malformations and intracranial aneurysms. Teresa is a regular lecturer for Bay Area nurses on various neuroscience nursing topics and has presented many papers at the annual meetings of the American Association of Neuroscience Nurses (AANN) and the World Federation of Neuroscience Nurses (WFNN). She has published peer reviewed neuroscience nursing articles in various journals.

John Boggs, ACNP-BC
Nurse Practitioner – Neurocritical Care

John is a board certified Acute Care Nurse Practitioner (ACNP) and was the first Stanford neurocritical care nurse practitioner. He joined the team in May of 2015 and provides direct patient care for neurologically critically ill patients in the medical, surgical, and cardiovascular ICUs. John has been a nurse since 2004 with experience in Burn, Trauma, Critical Care, and Emergency Medicine. Prior to Stanford, John received his nurse practitioner training at Duke University. He subsequently worked as an ACNP at Loma Linda University in liver transplant and neurocritical care and was appointed faculty in the Loma Linda School of Medicine.

Liz Kim, MSN, ACNS-BC, CCRN, FAHA
Clinical Nurse Specialist – Neuro Critical Care

Liz Kim joined the Stanford Neuro Critical Care team in February 2016.   As an Advanced Practice Provider, she cares for acute stroke patients and other neurologically critically ill patients in the intensive care unit.  Liz has a masters in nursing and is board certified as an Adult Clinical Nurse Specialist.  She also maintains certification as a CCRN and is a Fellow of the American Heart Association.  Her further interests include staff education and quality improvement.  She has served on state task forces addressing stroke legislation, national panels to develop stroke quality metrics, and on the American Heart/Stroke Association’s Council on Cardiovascular and Stroke Nursing.

Mary Marcellus, RN
Interventional Neuroradiology Nurse Coordinator

Originally from Connecticut, Mary came to Stanford in 1980. She began as a staff nurse in the ICU and then went on to become an Assistant Nurse Manager for several years before taking on the role of Interventional Neuroradiology Nurse Coordinator in 1993. She has lectured on various cerebrovascular topics as well as published several articles in her area of expertise. Patient advocacy remains the most important part of her daily patient care responsibilities

Selena Mendoza, RN, BSN
Clinical Nurse Coordinator

Selena joined Stanford Hospital & Clinics in July 2015 as a Clinical Nurse Coordinator. Prior to that, she worked in the Stanford inpatient neurology and intermediate intensive care units.

Selena received her Bachelors degree in Science in Nursing. In 2010, She started her nursing career by working with underserved patient populations in an intermediate ICU in the East Bay. Her focus was caring for patients with neurological disorders, stroke, and cardiovascular disease.

Prior to nursing school, Selena worked with the Asian Community; she assisted Cambodian patients who were navigating the US healthcare system. Selena has been in health care for 15 years.

Ana Luisa (Isa) San Pedro, CNRN

Ana Luisa (Isa) San Pedro came to the Stroke Center in November 2012.  She previously worked as a RN for 7 years on G1, the Stanford Neurosurgical Unit.  Isa presently serves as a RN for the patients and Stroke Neurologists in the outpatient setting.  She helps coordinate diagnostics, appointments, and referrals to other services that a patient may need in their post stroke recovery.  Her passion is educating patients on how to prevent a future stroke and maximizing recovery from a stroke that has already occurred.  She is accessible to patients before, during, and  after appointments to help answer questions and coordinate care.

Amy Pesch MSN, RN, ACNP-BC
Nurse Practitioner – Neurocritical Care

Originally from Wisconsin, Amy is a board certified Acute Care Nurse Practitioner on the Stanford Neuro Critical Care team. Prior to receiving her advanced degree in nursing from Marquette University, she worked for 7 years as a neuro critical care registered nurse at Froedtert & the Medical College of Wisconsin. This is where she developed a great passion for critical care and the neurosciences. Amy has experience working as a stroke clinical coordinator, and also has served as an adjunct clinical faculty member for the Marquette University School of Nursing.

Joli Vavao, MSN, ACNP, CNRN

Joli joined the Neurosurgical team in 2004. She obtained her master's degree as an acute care nurse practitioner from the University of California, Los Angeles. She has worked as a nurse for over 20 years specializing in neurosurgery and stroke neurology. She has received national certification in neuroscience nursing. She plays an active role coordinating the care of cerebrovascular patients in both an inpatient and outpatient setting. She participates in lectures to hospital staff and local health care professionals regarding the care of neuroscience patients.  She also serves as lead APP in the department of neurosurgery.