UAMS Institute for Digital Health & Innovation

Stroke Program
4301 W. Markham St., Slot 513
Little Rock, AR 72205

Stroke Comprehensive Call Center Hotline:

Stroke Program Team Directory

Medical Director

Onteddu_Sanjeeva_MD_NeuroSanjeeva Onteddu, MD

Director of UAMS IDHI Stroke Program

Dr. Sanjeeva Onteddu is an Assistant Professor of Neurology, Medical Director for the IDHI Stroke Program and Medical Director of the Stroke Program at the University of Arkansas for Medical Sciences. After completion of a 4-year neurology residency at UAMS, he completed a 1-year vascular neurology fellowship at the University of Massachusetts. He is board certified in neurology and vascular neurology, and maintains active memberships with the American Heart Association and American Academy of Neurology.

Director of Operations

Renee Joiner, Program Director

Renee Joiner, RN, BSN

Renee Joiner is the Director of Operations for the IDHI Stroke Program, along with the Trauma and TeleSANE Programs.  She has a long history of public health leadership including trauma system development, public health preparedness, HIV prevention and treatment, tobacco prevention and the Healthy AR initiative.


Director of Stroke Program

Lori Berry, MNSc, RN, CNOR


Program Manager

conelia williamson Conelia Williamson






Program Coordinator

Baylee Field

Baylee Field was born and raised in Cabot, AR. Her family is deeply rooted all over the state and she is excited to have the opportunity to serve rural Arkansas as the Stroke Program Coordinator. She joined the stroke program in February 2020. She has more than 5 years of management experience and more than 7 years in leadership positions. Baylee will begin pursuing a Bachelor of Healthcare Management degree in January 2021.


  • Suzanne White, BSN,RN, Outreach   501-398-3833

Suzanne White is currently an Outreach Nurse for a number of hospitals in Northeast Arkansas. She joined the IDHI Stroke Program team in 2016 after working for 8 years in the Maternal/Infant Division of UAMS and the IDHI Call Center. She is a 2020 graduate of UAMS with her Bachelor of Science in Nursing.

  • Tim Vandiver, BS, NRP, RN, Outreach   501-554-1511

Tim Vandiver has been with the Stroke program since October of 2015.  Before joining the Stroke team, Tim worked as a Paramedic and ER nurse for over 33 years.  Currently Tim is the Outreach Nurse for 9  hospitals and is responsible for the IDHI Stroke Program education for EMS services in Arkansas.

  • Robin Banks, RN, Outreach 501-352-4115

Robin Banks joined the UAMS IDHI Stroke Program in June 2018 as an Outreach Nurse Educator for 11 hospitals in Central and North Central Arkansas. She has worked over 15 years in various hospital settings, which includes 4 years in Neuro-Interventional Radiology at the UAMS Comprehensive Stroke Center.

  • Jennifer McCurry, RN, Outreach  501-425-2821

Jennifer McCurry became a part of our team at the UAMS/IDHI Stroke Program in 2018.  She brought with her over 15 years of RN experience including PACU, OR, CC and most recently she worked for 3 years at the UAMS Neuro-Interventional Radiology which is a designated Comprehensive Stroke Center.  She is our Outreach Nurse for NWA and the River Valley Regions.

  • Trish Maynes, BS, RN, Outreach  501-954-0392

Trish Maynes is a graduate of JBU with a degree in Organizational Management and a previously earned degree from Lourdes Hospital in nursing.  She worked as a pediatric nurse, and a pharmaceutical representative before working as an ER nurse for the past fifteen years.  Currently she works as a Clinical Nurse Educator for IDHI-Stroke in rural Southwest AR.

  • Julia Weatherford, RN, BSN  501-413-0151

Julia Weatherford is a 2013 graduate of UAMS earning a Bachelor Degree in Nursing Science. She comes to our team with 7 years of experience as an RN in the UAMS Emergency              Department which is a Nationally Certified Comprehensive Stroke Center. She currently serves as a Clinical Nurse Educator for our program and serves a number of hospitals in the                            Central Arkansas area.

Health Educators

  • Olivia Wilson, MS, CHES – Program Manager/Health Educator   501-615-4697

Born and raised in Malvern, AR, Olivia graduated with a Bachelor of Science Degree in Health Education and Promotion and Master of Science Degree in Health Sciences from the University of Central Arkansas in Fall 2012. Olivia went on to become a Certified Health Education Specialist and member of the National and Arkansas Chapters of SOPHE and APHA. Olivia joined the Stroke Program in June 2015.

  • Erin Wells, BS, CHES-Program Manager of Analytics/ Health Educator   501-410-4278

Born and raised in Searcy, AR, Erin graduated from the University of Central Arkansas in 2017 with a Bachelors of Science in Health Education and Promotion and a minor in Nutrition.  She then became a Certified Health Education Specialist and a member of the National and Arkansas Chapters of SOPHE and APHA. Erin joined the IDHI Stroke Program in August of 2017.

  • Ariel Washington, BS

Ariel graduated with a Bachelors of Science Degree in Health Education and Promotion in 2018 and a Bachelor of Business Administration in Business Management in 2014. Ariel joined the IDHI Stroke Program in September of 2020.

Technical Support

  • Phillip Martin, Video Support

Phillip Martin joined UAMS IT after 20 years in the U.S. Airforce. He has supported and been a part of the IDHI Stroke Program since it’s inception (2008).

Quality Data

  • Calvin Duncan, BS, NRP


Calvin received his EMT and Paramedic license at ASU, Searcy.  He later went on to graduate with a Bachelor’s degree in EMS from UAMS.  He has been in EMS for 16 years.  Eight of those years were at UAMS with the Stroke Program.

Call Center

  • Chastity Baldwin, Call Center Supervisor

Chastity graduated from UAMS nursing school in 2005 with BSN. She worked in the maternal infant division for 8 years.  She started with the IDHI Call Center in 2014 and went on to        become the Stroke Call Center Supervisor in 2019.

  • Samantha Hanard: NREMT

Samantha graduated from Pulaski Tech in 1992 as a Paralegal.  She attended EMT school with MEMS worked for EMS for 4 years.  She joined the Stroke Program in 2017.

  • Lizelle Griffith: NREMT

Lizelle attended EMT school at MEMS Ambulance Service where, upon graduation, she worked for the next 10 years.  She is the most recent addition to UAMS and the Stroke Program.

  • William Tremaine Jr., NREMT

Tremaine attended EMT and Advanced EMT at ASU Searcy, receiving his EMT license in 2010, and Advanced EMT license in 2012. He obtained his Bachelor of Science in Nursing from University of Central Arkansas, and Associate of Applied Science Paramedic from Southeast Arkansas College, while working at ARSaves. He joined ARSaves in 2018.

  • Christopher Hogan, NRP
  •  Thomas Bishara, NREMT