Veterinary Caduceus



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Meet the Staff

D. Marguerite Adams, DVM

Dr. Adams graduated from Texas A & M University in 1984 with a degree in veterinary medicine after being admitted from a masters degree program in veterinary microbiology. She initially practiced equine medicine, and in 1986 began to dedicate more of her time to companion animals. Dr. Adams has been a resident of Great Falls since 1987 where she has limited her practice to companion animal medicine and surgery. Dr. Adams is a member of the AVMA, AAEP, and the D.C. Academy of Veterinary Medicine. She is licensed to practice veterinary medicine in Maryland, Florida, Texas, and Virginia.

Meredith Barker Burkholder, DVM

Dr. Barker graduated from Virginia-Maryland Regional College of Veterinary Medicine in 2010. She has eight years of practice experience. She is a member of the AVMA and is a "Fear Free" certified veterinarian. Dr. Barker has veterinary acupuncture certification conferred from the Chi Institute January 2019. Licensed to practice in the Commonwealth of Virginia.

Robin Gross, DVM

Dr. Gross graduated from Florida State University in 2002, and went on to receive her veterinary training at Ross University and Ohio State University. Dr. Gross has fifteen years of experience as a companion animal veterinary practitioner. She is a member of the AVMA and the D.C. Academy of Veterinary Medicine. Dr. Gross is licensed to practice veterinary medicine in Arizona and Virginia.



Elaine M. O. Nelson, DVM

Dr. Davis graduated from Texas A & M University in 1989 with a degree in veterinary medicine. She has practiced small animal medicine since graduation and now concentrates her practice on internal medicine. Dr. Davis is a member of the AVMA and the D.C. Academy of Veterinary Medicine.


Kelly Goon, LVT

Ms. Goon holds an Associates Degree in Psychology from Montgomery College and graduated from NVCC in 2018 with an Associates Degree in Animal Technology. She is a Licensed Veterinary Technician.


Rio Adams, MHA, DHA


Rio Adams is the Hospital's director emeritus of administrative affairs. She received her masters and doctorate in hospital administration from the prestigious Havard Business School, canine division. Rio has doggedly worked with staff members to assure the Hospital meets her rigorous standards.


veterinary assistants
Veterinary Assistants

From left to right:

Susan Tolchin, Sara Maloney, Elizabeth Pope, Becca Bermingham, Trish Klinstiver


administrative assistants
Administrative Assistants

Foreground: Julia Monaghan, Mary Lou Janczuk
Background: Salma Said, Sara Maloney, Katie Devereaux, Marion Lemaire

10205 Colvin Run Road, Great Falls, VA

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