Karen DeMaria, DO

Karen
DeMaria
DO
Assistant Professor of Pediatrics
Pediatric Gastroenterology, Hepatology, and Nutrition
Doctors' Office Tower
2200 Children's Way
Room / Suite
10th Floor
Nashville
Tennessee
37232-9175
karen.a.demaria@vumc.org

Pediatric feeding disorders/oral aversion, nutrition

D.O.
Philadelphia College of Osteopathic Medicine, Philadelphia, PA
Residency
Pediatrics - Geisinger/Janet Weis Children's Hospital, Danville, PA
Fellowship
Pediatric Gastroenterology - Stanford Medicine/Lucile Packard Children's Hospital, Palo Alto, CA

Kristie I. Aamodt, MD, PhD

Kristie
I.
Aamodt
MD, PhD
Instructor in Pediatrics
Pediatric Endocrinology
Clinic Phone
(615) 322-7842
Delivery Address
Village at Vanderbilt
1500 21st Ave South
Room / Suite
1514
Nashville
Tennessee
37212-8285

Dr. Aamodt’s research focuses on the microenvironmental, molecular and genetic factors involved in development of the endocrine pancreas and diabetes pathophysiology with the goal of identifying new strategies to treat diabetes.

Diabetes is a worsening health crisis not only in the adult population but also with increasing incidence of both type 1 (T1D) and type 2 (T2D) diabetes in the pediatric population. It is often during the first decade of life when patients begin to develop β cell-directed autoimmunity (T1D) or manifest reduced β cell capacity to compensate for insulin resistance (T2D). Pancreatic development is ongoing during this pediatric period including establishment of β cell mass, functional β cell and islet maturation, and dynamic changes in islet composition and architecture. Using a multiomics approach, Dr. Aamodt is working to define the spatial and temporal molecular processes that regulate postnatal pancreas and islet development which is a critical step toward developing new diagnostic tools and strategies for prevention and treatment of both T1D and T2D.

kristie.i.aamodt@vumc.org

Pediatric diabetes and general endocrinology, including disorders of glucose metabolism, growth, puberty, thyroid, adrenal, pituitary, and bone metabolism.

Ph.D.
Vanderbilt University, Nashville, TN, 2015
M.D.
Vanderbilt University School of Medicine, Nashville, TN, 2017
Residency
Boston Combined Residency Program in Pediatrics, Boston Children's Hospital, Boston, MA, 2019
Fellowship
Pediatric Endocrinology Fellowship Program, Boston Children's Hospital, Boston, MA, 2023

Thomas Cassini, MD

Thomas
Cassini
MD
Assistant Professor of Pediatrics
Genetics
Delivery Address
Medical Center North
Vanderbilt University Medical Center
Room / Suite
DD-2217
Nashville
Tennessee
37232-2579

Dr. Cassini's research focuses on finding diagnoses for individuals who have not been diagnosed via typical clinical evaluation and testing. This is accomplished through multidisciplinary specialist evaluations, novel bioinformatics techniques, emerging testing technologies, and collaborative basic science research. This approach also has the potential to further scientific understanding of disease mechanisms, such as new disease gene associations and validation of variant pathogenicity.

>> View Publications on PubMed

thomas.a.cassini@vumc.org

Adult and pediatric genetics, Inborn errors of metabolism, Autoinflammatory Disease, Undiagnosed Diseases

M.D.
University of Wisconsin School of Medicine and Public Health, 2011-2015
Residency
Internal Medicine and Pediatrics - Vanderbilt University Medical Center, 2015-2019
Chief Residency
Internal Medicine - Vanderbilt University Medical Center, 2019-2020
Fellowships
Medical Genetics and Genomics - National Institutes of Health, 2020-2022
Medical Biochemical Genetics - National Institutes of Health, 2022-2023

Walter Dehority, MD, MSc

Walter
Dehority
MD, MSc
Professor of Pediatrics
Pediatric Infectious Diseases
Associate Director
Pediatric Infectious Diseases
Associate Fellowship Director
Pediatric Infectious Diseases
Associate Director
Pediatric Medical Student Education
Delivery Address
Medical Center North
1161 21st Avenue South
Room / Suite
D-7219
Nashville
Tennessee
37232-2581

Dr. Dehority's research interests include chronic osteomyelitis and vaccine hesitancy. He is interested in developing a systematic approach to understanding and defining clinical presentations of chronic osteomyelitis. Ultimately, such a framework could be used to design prospective studies to optimize management approaches for this disease. Additionally, he is interested in developing widely-accessible, brief, and engaging point-of-care interventions to educate and foster discussion among vaccine-hesitant individuals, and ultimately, increase vaccine confidence, particularly in rural and underserved populations.

>> View Publications on PubMed

walter.dehority@vumc.org

Bone and joint infections, immunization delivery and vaccine hesitancy, rural health

M.D.
University of California San Francisco, San Francisco, CA
Internship
Emergency Medicine - Johns Hopkins Medicine, Baltimore, MD
Residency
Pediatrics - University of New Mexico Health Sciences Center, Albuquerque, NM
Fellowship
Pediatric Infectious Diseases - University of California San Diego, San Diego, CA
M.Sc.
Epidemiology - University of London, London, England

Jeremy T. Brown, MD

Jeremy
T.
Brown
MD
Assistant Professor of Clinical Pediatrics
Pediatric Endocrinology
Delivery Address
Village at Vanderbilt
1500 21st Ave South
Room / Suite
1514
Nashville
Tennessee
37212-8285

Dr. Brown’s research interests involve using the electronic medical record to streamline medical care. He works to guide clinical decision-making within the electronic medical record and minimize utilization of unnecessary medical testing and intervention.

jeremy.brown@vumc.org

Pediatric Diabetes and general endocrinology

M.D.
University of Kentucky College of Medicine, 2017
Residency
Pediatrics - University of Louisville Department of Pediatrics, 2020
Fellowship
Pediatric Endocrinology - Cincinnati Children's Hospital Medical Center, 2023

Catherine McKenna Lessley, PA-C

Catherine
McKenna
Lessley
PA-C
Physician Assistant
Emergency Medicine
Monroe Carell Jr. Children's Hospital at Vanderbilt
2200 Children's Way
Room / Suite
1025
Nashville
Tennessee
37232-9001
c.mckenna.lessley@vumc.org

M.M.S.-P.A.
University of Tennessee Health Science Center, Memphis, TN

Cassandra Coleman, MD

Cassandra
Coleman
MD
Assistant Professor of Clinical Pediatrics
Neonatology
Delivery Address
Doctors' Office Tower
2200 Children's Way
Room / Suite
11111
Nashville
Tennessee
37232-9544
cassandra.coleman@vumc.org

Neonatal acute kidney injury, Neonatal adrenal insufficiency

Specialty
Neonatology
M.D.
Sidney Kimmel Medical College at Thomas Jefferson University, Philadelphia, PA
Residency
Sidney Kimmel Medical College at Thomas Jefferson University, Philadelphia, PA
Fellowship
Medical University of South Carolina, Charleston, SC

Heidi-Marie Kellock, MD

Heidi-Marie
Kellock
MD
2nd Year Fellow
Pediatric Critical Care
Doctors' Office Tower
2200 Children's Way
Room / Suite
5121
Nashville
Tennessee
37236

Medical School: University of Virginia School of Medicine
Residency: University of Maryland
Academic Interests: ED-PICU Collaboration, Toxicology, Transport