Our Team

Meet Our Stroke & Neurovascular Specialists

Stroke and neurovascular conditions are treated by neurosurgeons and specialist surgeons called neurointerventional radiologists (also called interventional neuroradiologists or neurointerventional surgeons).

Our specialists offer experience and personalized treatment to all our patients. Our multidisciplinary experts are leaders in their field and contribute to the advancement of knowledge and understanding of neurovascular disease.

Jason Tarpley, MD, PhD

Neurointerventional Surgery

George P. Teitelbaum, MD

Neurointerventional Surgery

Samuel Hou, MD, PhD

Neurointerventional Surgery

Christopher Putman, MD

Neurointerventional Surgery

Daniel Lee, MD

Neurointerventional Surgery

Adi Iyer, MD, MS

Interventional Neuroradiology Neurosurgery

Walavan Sivakumar, MD

Neurosurgery

Garni Barkhoudarian, MD

Neurosurgery

Renee Ovando, RN, MSN, SCRN, AGNP

Neurointerventional Surgery

Steven K. Dillavou, PA-C

Neurosurgery

Kamila Szweda, RN, MSN, FNP

Neurointerventional Surgery

Paige Turner, MS

Dana Rivera

Meet Dr. Jason Tarpley Meet Dr. Teitelbaum Meet Dr. Hou Meet Dr. Walavan Sivakumar Dr. Walavan Sivakumar is a fellowship-trained neurosurgeon with a focus on skull base and minimally invasive and endoscopic neursosurgery. Selected as a multiple year recipient of the SuperDoctor Rising Stars… Meet Dr. Garni Barkhoudarian Dr. Barkhoudarian is the Co-Director Pituitary Disorders Center, Neurosurgery; Director, Adult Hydrocephalus Center; Director, Facial Pain Center; Chief, Radiosurgery Program; Director, JWCI / PNI Microdissection Anatomy Laboratory. He is a…

Meet Dr. Jason Tarpley

Meet Dr. George Teitelbaum

Meet Dr. Samuel Hou

Meet Dr. Walavan Sivakumar

Meet Dr. Barkhoudarian