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The UNC Comprehensive Stroke Center Team is comprised of a multi-specialty team of doctors, nurses, therapists, and care managers. Listed below are core team members from Neurology, Neurosurgery and other departments. For non-urgent questions regarding the Stroke Team, call (984) 974-2266. Physicians seeking hospital-to-hospital transfers of patients requiring acute stroke care should call the UNC System Patient Logistics Center (SPLC) at (800) 806-1968.

Stroke and Vascular Neurology

Renee Potter, MBA, RN, BSN, SCRN, CCRN
Stroke Program Manager

Matthew L. Johnson, BSN, RN, SCRN
Stroke Program Coordinator

Karen Vallecillo-Pereira, MPH
Stroke Program Quality and Organizational Analyst

Sherene Bitar, RN, BSN, MPH, SCRN
Clinical Quality Assurance Specialist

Anne Beckwith
Senior Stroke Study Coordinator


Anne Spain, MHL, RN, NE-BC
Director, Surgery Service

Sonya Lester, BSN, RN, CCRN
Nurse Manager, Neuroscience Intensive Care Unit

Crystal Norton, BSN, RN-BC, SCRN
Nurse Manager, 6 Neurosciences Acute Care Unit

Amber Thompson, MSN, RN, CCRN
Nurse Manager, Intermediate Surgical Care Unit

Neurocritical Care


Edward Yap, MD

  • Vascular Neurosurgeon
  • Assistant Professor, Department of Neurosurgery

Interventional Neuroradiology

Sten Solander, MD

  • Neuro-Interventionalist
  • Associate Professor of Radiology
  • Division Chief of Interventional Neuroradiology
  • Clinical interests: stroke interventional treatments – SOLITAIRE device®, PENUMBRA® device, MERCI® device, intra-arterial thrombolysis, coiling of aneurysms, embolization of AVMs, angioplasty and stenting

James Pham Ho, MD

  • Vascular Neurologist and Neuro-Interventionalist
  • Assistant Professor, UNC Department of Neurology
  • Adjunct Professor, Neurointerventional Radiology, Neurosurgery
  • Clinical interests: stroke, intracranial aneurysms, AVMs cerebrovascular disease

Emergency Medicine

Jane Brice, MD, MPH

  • Professor and Chair, Department of Emergency Medicine
  • Medical Student Research Director
  • Adjunct Professor, Social Medicine and Epidemiology

Katie Davenport, MD

  • Assistant Professor
  • Medical Director, Emergency Department – Chapel Hill
  • Medical Director, Emergency Department – Hillsborough

Joseph Glover, MD, FAEMS

  • Clinical Associate Professor
  • Medical Director, Emergency Department
  • Medical Director, Orange County Emergency Services

Abhi Mehrotra, MD

  • Clinical Associate Professor
  • Vice-Chair, Strategic Initiatives & Operations
  • Assistant Medical Director, Emergency Department – Chapel Hill
  • Medical Director, Emergency Department – Hillsborough

Christa Seaman, DNP, RN, NE-BC
Nurse Director, Emergency Department

Casey Steward, MN, RN, CNML
Nurse Manager, Emergency Department

Vascular Surgery

Katharine McGinigle, MD

  • Vascular Surgeon
  • Assistant Professor of Surgery
  • Surgical Director of ERAS

Physical Medicine and Rehabilitation

John Michael Baratta, MD, MDB

  • Stroke Physiatrist
  • Assistant Professor of Physical Medicine & Rehabilitation
  • Medical Director, Stroke Rehabilitation, UNC Rehabilitation Center
  • Founder and Co-Director, UNC COVID Recovery Clinic

Rehabilitation Therapies

Audrey Czejkowski PT, DPT, NCS
Physical Therapy, Rehab Team Leads

Kelly Fletcher, PT, DPT, MHA
Rehabilitation Therapy Manager

Tom Furlong, PT
Physical Therapy, Adult Acute Care Team Leads

Jennifer Hodges, PT, DPT
Physical Therapy, Adult Acute Care Team Leads

Emily Hoke, PTA, MHA
Rehabilitation Therapy Manager

Leslie LaBelle, OTR/L, CSRS
Occupational Therapy, Adult Acute Care Team Lead

Nate MacCosbe, OTR/L
Occupational Therapy, Adult Acute Care Team Lead

Mark Prochazka, MOT, MHA
Administrative Director, Rehabilitation Therapies

Dierdra Ricks, PT, BSPT, MHA
Assistant Director, Rehabilitation Therapies

Betsy Stamm, MA, CCC-SLP
Speech Language Pathology, Adult Acute Care Team Lead

Clinical Care Management

Carol Reitz-Barlow MSN, RN, CCRN-K, ACM-RN
Director, Care Management

Marie C. (Bossert) Watras, RN, MBA
Regional Director, Care Management Triangle West

Dianne Williamson Bunch DEL, MSN
Manager, Care Management