Cristina M. Harmelink, PhD

Cristina
M.
Harmelink
PhD
Research Instructor
Neonatology
Delivery Address
Doctors' Office Tower
2200 Children's Way
Room / Suite
11111
Nashville
Tennessee
37232-9545
cristina.harmelink@vumc.org

Ph.D.
Genetics - The University of Alabama at Birmingham, Birmingham, AL

Kristal A. Matlock, MD

Kristal
A.
Matlock
MD
Assistant Professor of Clinical Pediatrics
Pediatric Endocrinology
Delivery Address
Village at Vanderbilt
1500 21st Ave South
Room / Suite
1514
Nashville
Tennessee
37212-8285
k.matlock@vumc.org

Diabetes, Thyroid Disorders, Adrenal Disorders, PCOS

M.D.
University of Missouri Columbia School of Medicine
Residency
Pediatrics - Cincinnati Children's Hospital Medical Center
Fellowship
Pediatric Endocrinology - Cincinnati Children's Hospital Medical Center

Marley B. McDermott, MSN, APRN, CPNP-PC

Marley
B.
McDermott
MSN, APRN, CPNP-PC
Nurse Practitioner
Hospital Medicine
Delivery Address
Doctors' Office Tower
2200 Children's Way
Room / Suite
11108B
Nashville
Tennessee
37232-9000
marley.b.mcdermott@vumc.org

M.S.N.
Stony Brook University
B.S.N.
Columbia University

Serena M. Neumann, MSN, APRN, FNP-BC

Serena
M.
Neumann
MSN, APRN, FNP-BC
Nurse Practitioner
Genetics
Delivery Address
Medical Center North
Vanderbilt University Medical Center
Room / Suite
DD-2205
Nashville
Tennessee
37232-2579

Serena serves as the lead Nurse Practitioner in the Undiagnosed Diseases Network. She works as part of a multidisciplinary team researching and analyzing DNA to try and solve undiagnosed and rare cases.

serena.neumann@vumc.org

Genetics, Pediatrics

Shannon Walker, MD

Shannon
Walker
MD
Assistant Professor of Pediatrics and Pathology, Microbiology and Immunology
Hematology/Oncology
(615) 936-5893
Delivery Address
1301 Medical Center Drive
Room / Suite
4605
Nashville
Tennessee
37232

Dr. Walker performs research through the Pathology, Microbiology, and Immunology Department (Transfusion Medicine and Coagulation) and the Pediatric Department (Pediatric Hematology and Vanderbilt Vaccine Research Program). Her research focuses on pediatric hemostasis and thrombosis, predictive modeling, clinical trial design and execution, and hematology-related vaccine complications.

shannon.walker@vumc.org

Transfusion Medicine, Hemostasis and Thrombosis, Pediatric Hematology

Specialty
Transfusion Medicine, Pediatric Hematology
M.D.
Wake Forest University School of Medicine, 2015
Residency
Vanderbilt University Medical Center, Categorical Pediatrics, 2018
Fellowships
Vanderbilt University Medical Center, Pediatric Hematology/Oncology, 2021
Vanderbilt University Medical Center, Transfusion Medicine/Blood Banking, 2022

Sharon L. Istfan, MD

Sharon
L.
Istfan
MD
Associate Professor of Clinical Pediatrics
Hospital Medicine
Office Address
Pediatric Administrative Offices
2141 Blakemore Ave
Room / Suite
113
Nashville
Tennessee
37232-9000

Dr. Istfan's research focuses on abusive head trauma and child maltreatment. Her ongoing research projects include studies on the epidemiology of abusive head trauma in West Virginian children under 24 months old from 2012-2020 and repeat skeletal survey utilization in suspected child abuse in southern West Virginia.

>>View Publications on PubMed

sharon.istfan@vumc.org

Child Abuse

M.D.
West Virginia University
Residency
Charleston Area Medical Center

Carol Clark, APRN, NNP-BC

Carol
Clark
APRN, NNP-BC
Nurse Practitioner
Outreach Medicine
Delivery Address
2141 Blakemore Ave
Nashville
Tennessee
37212-3505
carol.clark@vumc.org

B.S.N.
University of Alabama at Birmingham, Birmingham, AL
M.S.N.
University of South Alabama, Mobile, AL

Jennifer L. Hampton, MD

Jennifer
L.
Hampton
MD
Attending
Outreach Medicine
Delivery Address
2141 Blakemore Ave
Nashville
Tennessee
37212-3505
jennifer.hampton@vumc.org

Hospital Pediatrics

M.D.
University of Texas Health Science Center at San Antonio
Residency
Pediatrics - Nationwide Children's Hospital