About Us

A. Kent Allen, DVM - Practice Owner

Dr. Allen

Dr. Allen received his DVM from the University of Missouri in 1979 and has been practicing equine medicine ever since. Dr. Allen opened Virginia Equine Imaging in 1996 after selling the practiced he formerly owned in Arizona (Arizona Equine Medical and Surgical Center). Virginia Equine Imaging became the first privately owned and operated equine diagnostic imaging specialty clinic in the world. He had a vision to establish a practice that provides advanced diagnostic and sports medicine catered to the equine athlete in a way that had never been done before. During his transition from Arizona to Virginia Dr. Allen served as the head veterinary services coordinator at the 1996 Olympic Games in Atlanta, acquiring the title of Arizona Equine Practitioner of the year.

Since moving to Virginia and establishing VEI Dr. Allen has
found time to serve as Chairman of the USEF Veterinary Committee, the USEF Drug
and Medication Committee, and the Medication Sub Committee for the Federation Equestre Internationale (FEI). He served as the FEI Foreign Veterinary Delegate for the 1999 Pan American Games in Winnipeg, Canada, the 2000 Olympic Games at Sydney, and the 2012 Olympic Games in London. Dr. Allen was also the 2010 World Equestrian Games Official Veterinary Coordinator.

Dr. Allen is currently certified by the International Society of Equine Locomotor Pathology (ISELP) and serves as its Vice President and Executive Director. He also serves as the volunteer Chairman of the United States Equestrian Federation (USEF) Veterinary, Drug, and Medications Committees and on the FEI Veterinary and List Committees. Dr. Allen continues to see patients and share his knowledge with veterinary interns and clients on a day to day basis striving the share his knowledge with the equine industry both in his local community and around the world.

Email: kallendvm@aol.com

Susan Johns, DVM - Senior Associate

Dr. Johns

Dr. Johns joined Virginia Equine Imaging as an intern in the
spring of 2002, following graduation from Virginia Maryland Regional College of Veterinary Medicine. She completed her internship in sports medicine and diagnostic imaging with VEI then stayed and earned her place on the team as a Senior Associate Veterinarian. She has worked closely with Sound-Eklin educating many veterinarians about direct digital radiology, and completed much of the groundwork for our joint MRI department with the Marion DuPont Equine Medical Center.

Susan works extensively with National and International competition horses. She served as the United States Equestrian Team Veterinarian (USET) for the 2008 FEI World Singles Driving Championships in Jarantow, Poland, and the 2010 FEI World Singles Driving Championships in Italy. Susan currently serves as the Associate Treating Veterinarian for the USA Land Rover Three-Day Eventing Team. Dr. Johns has a strong interest and dedication to the NAYRC organization, after actively competing as a young rider in eventing for Area I. Over the past 10 years, Susan has been both a treating and team veterinarian for numerous areas at the NAYRC competitions. Susan travels throughout Virginia, Maryland, North Carolina, and South Carolina offering top level ambulatory sports medicine, lameness, and diagnostic imaging services.

Susan is originally from Los Angeles, California, and competed to the one star level in FEI Championships. When she is not working on equine athletes she likes to spend down time with her husband.

Email: sjohnsvei@gmail.com

Cricket Russillo, DVM - Senior AssociateDr. Russillo

Dr. Russillo (Known to many as “Cricket”) graduated from the
Tufts University School of Veterinary Medicine in 2001. Following graduation she completed a Large Animal Medicine and Surgery internship at Texas A&M and realized her desire was to work on elite sport horses. After 13 years of practice at Fairfield Equine Associates in Newtown, CT focusing on high level show jumping and dressage horses she joined Virginia Equine Imaging in June of 2015. Dr. Russillo met and worked alongside Dr. Allen at the 2010 Alltech FEI World Equestrian Games as the primary after-hours treat veterinarian and since joining Virginia Equine Imaging has become a valued team member in our practice.

Dr. Russillo relocates to Florida every winter to support our clients and patients in Wellington and the surrounding areas. She is a member of the International Society for Equine Locomotor Pathology, and hopes to attain Certification next year. We are proud to announce that in 2017 Dr. Russillo got appointed to be the new USA Dressage Team Veterinarian.

In addition to her busy schedule of sports medicine, Cricket enjoys spending time outdoors with her husband and daughter. She has competed through 3rd Level in Dressage and loves to play tennis. She and her family are excited to be a part of the VEI team and love living in Northern Virginia.

Email: crussillovei@gmail.com



Carmen has worked in the veterinary field since 1998.  Prior to coming to VEI she was the practice manager at a “small animal” practice in Ashburn. She completed her veterinary practice management studies through Webster University. She was looking for something new and exciting such as equine or specialty practice and joined our team in 2014. She lives in Front Royal with her husband and daughter as well as her dog – Montee, a 16 year old Golden Retriever. She also has 3 horses and likes to hit the local trails. 

Carmen enjoys group fitness classes in her spare time. She loves spin and yoga and is also a certified pound pro. She is also working toward her AFAA group fitness certification.

Email: vaequinemanager@gmail.com

Abby Velting, DVM – Imaging Fellow


VEI has welcomed Dr. Abigail Velting back as an Imaging Fellow for the upcoming year. Dr. Velting is originally from Detroit, Michigan and completed her veterinary education at Purdue University. You may remember Dr. Velting from when she completed her one-year, post graduate internship at our clinic in 2014. Since then, Dr. Velting has continued to expand her knowledge in equine medicine through an intensive 2-year internal medicine fellowship at an out of state university. Dr. Velting will be offering her expertise in equine internal medicine to our clients in a multitude of ways.

Email: vaequineimaging@gmail.com

Mei Steinmann, DVM – Intern


Dr. Steinmann is originally from South Africa and moved to Vancouver, Canada at a young age. In 2018, she graduated with her DVM from the University of Calgary. She has a passion for Sport Horses and grew up riding and grooming Hunter/Jumper horses. In Calgary, she also had the opportunity to work closely with Western Performance horses. Dr. Steinmann is pursuing a veterinary career in Equine Sports Medicine with a focus on diagnostic imaging, chiropractic and respiratory disease.

Email: vaequineimaging@gmail.com

Anna Jacob, DVM – Intern


Dr. Jacob graduated in 2018 with her DVM from the Virginia-Maryland College of Veterinary Medicine. As a Maryland native, she is happy to return to the DC area and to be a part of the VEI team.  She hopes to pursue a career in radiology specializing in equine diagnostic imaging following the completion of her internship.  Prior to vet school Dr. Jacob spent several years gentling mustangs in Pennsylvania and worked as head trainer at a horse rescue in Maryland.

Email: vaequineimaging@gmail.com

Lauren Hagarty – BS in Equine Science


Lauren grew up in New Jersey and has always had a passion for horses. Her equestrian experience is broad ranging from breezing racehorses to showing in eventing competitions. In 2013 she graduated with her degree in equine science from Lake Erie College in Ohio. The following year she interned under a farrier and learned the basics of shoeing and equine podiatry.In 2014 she got a job as a vet tech at Marion Dupont Scott Equine Medical Center and found she enjoyed working as in the equine medical industry but had a particular interest in lameness and orthopedics. When Virginia Equine Imaging had an opening for a tech position in June of 2016 she applied and got the job.Since then she has become a valued member of the team working both in clinic and traveling with Dr. Johns when she leaves town. When Lauren is not working she enjoys showing her mare Bellini, spending time with her dog Riley, and visiting her family back in New Jersey.

Email: lhagartyvei@gmail.com

Kianna Scott – LVT


Kianna grew up in Loveland, CO and started riding at 8 years old. She showed in many disciplines from reining to english equitation. She got her first barn managing position when she was 15. That same year she started taking college courses eager to start working in the veterinary industry. In 2015, she became the youngest student to ever complete the Front Range Veterinary Technology degree program. While in school she completed a 4-month internship at Royal Vista Equine Reproductive center that housed near 300 mares and foals. During her clinical rotations at CSU Kianna became interested in equine sports medicine and rehabilitation and made the choice to focus her clinical time tracking equine medicine and lameness. 

When Kianna is not working at the clinic she can be found managing Dr. Allen’s personal horses, spending time with her two mares (Destiny and Shyla) and Dog (Charlie), or exploring nature.

Email: kscottvei@gmail.com

Christine Vallejo – lVT


Christine is our newest veterinary technologist. She graduated with her degree in veterinary technology in 2009. Since then she has worked as the night tech at Piedmont Equine, was the equine and livestock manager at Middleburg Humane, and did pet sitting for Hoof and Woofs Pet sitting. Christine is excited to learn more about the field of equine sports medicine and be a part of our team.

Email: cvallejovei@gmail.com

Office Hours

The Plains, VA


8:00 am-5:00 PM


8:00 am-5:00 PM


8:00 am-5:00 PM


8:00 am-5:00 PM


8:00 am-5:00 PM