Meet our Team
Anne T. Neff, M.D.
Assistant Professor of Medicine
Director of Hemostasis Clinic
Department of Medicine
Hematology/Stem Cell Transplant
Robert Francis Sidonia, Jr. M.D
Assistant Professor of Pediatrics
Department of Pediatrics
Division of Pediatric-Hematology-Oncology
Patient Care Emphasis: Benign Hematology, Hemostasis-Thrombosis
Mary G. Hudson, Nurse Coordinator
Mary began her association with the Vanderbilt Hemostasis/Hemophilia Clinic in 1978. She participated in the formation of the comprehensive care model that exists today. She has worked over the past 30 years to provide a center of excellence for the care of individuals with bleeding disorders. She is a past member of the National Hemophilia Foundation's Nursing Committee and a recipient of the foundation's Nursing Excellence Fellowship Award. She participates in an advisory position on several national nursing committees.
Mavis Harrop, Social Worker
Mavis Harrop, LCSW is the Licensed Clinical Social Worker for the Vanderbilt HTC where she has worked since October of 1989. She graduated from Presbyterian College with BA in Psychology and received her Masters of Science in Social Work from the University of Tennessee. She has 38 years of experience as a professional social worker in the areas of mental health and medical social work. She is a member of the National Association of Social Workers, National Hemophilia Foundation, past member of the NHF's Social Work Working Group for Region IV North and currently serves on three national committees.
Chasity Mullins, Clinical Nurse
Chasity Mullins is the clinical nurse for the Hemostasis Clinic. She graduated with her Bachelor of Science Degree in Nursing from the University of Tennessee at Martin in 2001 and is currently pursing her Master of Science degree in Nursing from Vanderbilt University. She joined the Hemostasis Team in 2005. She is a member of the National Hemophilia Foundation (NHF) and is the Region IV Nurses Working Group Representative to NHF.
, Research Nurse
Julie Thomas is the Research Nurse for the Vanderbilt Hemostasis Clinic. She received her Bachelor of Science degree in Nursing from the University of Tennessee – Knoxville in 2005 and has been a member of the team since 2006. She received her Master of Nursing degree in Clinical Research Management from Vanderbilt University in 2010. She is a member of the National Hemophilia Foundation (NHF), the American Thrombosis and Hemostasis Network (ATHN) Technological Development Committee, and the CDC Universal Data Collection Rare Bleeding Disorders working group. Julie is responsible for all of the research studies that the Hemostasis Clinic participates in, such as the Centers for Disease Control’s Universal Data Collection study. She also serves as the nursing representative for Region-IV North.
Johnna Oleis, Pharmacist
Johnna Oleis graduated from the University of Kentucky College of Pharmacy. She has been a pharmacist at Vanderbilt University Medical Center since 1984. She has performed several clinical functions at VUMC such as: attending rounds in the Neonatal Intensive Care Unit; providing pharmacy involvement / services in the Pediatric Ambulatory Clinic and the Pediatric Endocrinology clinic; and now serving as the pharmacist on the Hemophilia Treatment Team.
Vicki Hannig, Genetics Counselor
Vickie received her Masters in Genetic Counseling from Sarah Lawrence College in Bronxville, New York. She has been at Vanderbilt University Medical Center since 1987. Vickie provides genetic counseling for children and adults concerning a wide variety of genetic conditions.
Betsy Wilson, Data Management Specialist
Betsy graduated from MTSU with a Bachelor of Science degree in Mass Communications. She has been employed at Vanderbilt since 2003. Betsy is responsible for the upkeep of databases which includes auditing and entering current clinic information for research, state and federal grants. She builds and maintains our websites and Disaster Preparedness Program. She joined the Hemostasis team in December 2008.
Kim Blittle, Administrative Assistant
Kim has been a member of the Hemostasis team since December of 2003. She is responsible for important daily clinic tasks, such as answering phone calls and booking patient appointments.