Veterinarians in Potomac, MD

Dr. William Amoroso, III

Dog Hip Dysplasia, Vet Hospital, Pet Care, Dog Grooming, Vaccines in Potomac, Rockville, Bethesda MD

Dr. William Amoroso, III grew up locally in Montgomery County and attended Landon School. He completed his undergraduate and graduate work at Auburn University where he was awarded his Doctor of Veterinary MD. William Amoroso, DVMedicine Degree in 1985. He subsequently spent two years in Tampa, Florida where he attended an internship in ophthalmology and emergency medicine. He is licensed in Maryland, Florida and Alabama. Dr. Amoroso opened his practice, the Falls Road Veterinary Hospital in 1988 located in the Potomac Promenade Center until moving into his new, free-standing, award winning facility, also on Falls Road in Potomac, in 1991.

Dr. Amoroso is currently a member of the AVMA, DC Academy, FVA, MVA and AAVA Associations.

Dr. Amoroso has a special interest in diagnostics and surgery, especially orthopedics. He frequently repairs ACLs and Patella Luxations. His goal is to continually keep his practice up-to-date if not ahead of other comparable practices in all areas, especially diagnostic equipment and services. Our digital x-ray has proven invaluable as well as our endoscope and ultrasound capabilities. Continuing education and advanced training programs are of utmost importance.

At the beginning of 2010, Dr. Amoroso designed and constructed a unique 30,000 square foot Veterinary Hospital and Luxury Pet Boarding facility. Located in Urbana, MD this additional location, the Greenbriar Veterinary Hospital & Luxury Pet Resort is now in partnership with his practice in Potomac. A complete range of specialized surgeries is now available through his practice at Greenbriar, as well as resort style boarding with veterinary care, rehabilitation, agility and training services, daycare and pick up services.

Dr. Amoroso lives in Potomac with his wife, Rhonda, and their three children. They share their home with a robust black Lab named Coal and a floppy eared Great Dane named Luca.


Dr. Patty Ainsworth, Associate Veterinarian

Dog Hip Dysplasia, Vet Hospital, Pet Care, Dog Grooming, Vaccines in Potomac, Rockville, Bethesda MD

Dr. Patty Ainsworth graduated from Texas A&M University in 1993. After graduation, she moved north to be closer to her family, working at Old Dominion Animal Health Center in McLean, VA until 1999, when she joined the staff at Falls Road.  Her 19th anniversary at Falls Road is approaching next February.

Dr. Ainsworth is married with two human children, Alex and Gabby.  They share their home with three cats adopted through Pet Connect Rescue:  Anne (AKA Anna Banana Kins), Pete (AKA Peter Pumpkin Pie, Peter Pumpkin Eater), and Gatsby (AKA Gatsby Goose, GG Bad Cat).

After enduring nine months of driver’s training, Dr. Ainsworth’s oldest child Alex has assumed some of her chauffer responsibilities, thus (theoretically at least) providing her with additional free time.  She is still acting as the high school band booster secretary and her daughter’s Girl Scout troop leader, in addition to other cookie-related GS tasks.  She still teaches Tae Kwon Do and Hapkido on a limited basis.


Dr. Heather Lowenthal, Associate Veterinarian

Dog Hip Dysplasia, Vet Hospital, Pet Care, Dog Grooming, Vaccines in Potomac, Rockville, Bethesda MD
Dr. Heather Lowenthal joined Falls Road Veterinary Hospital as an associate veterinarian in May of 2016.  She is a Colorado native and a graduate of Colorado State University who has a special interest in integrative pain management and preventative care.  She is a certified veterinary acupuncturist and incorporates this specialty into her practice.  Dr. Lowenthal believes in treating her patients with a comprehensive approach by utilizing both traditional medical and surgical techniques in conjunction with alternative therapies.  In the exam room, you will often find her sitting on the floor attending to the comforts of her patients or connecting with clients.  When she is not here tending to our clients, Heather enjoys spending time outdoors with her husband, Mark and their son Brennett.  Their newest addition, a young mixed breed dog named Piper, enjoys regular runs and hikes with her new active family.  In addition to outdoor fun, Heather also loves to cook.


Dr. Bridget Foist, Associate Veterinarian

Dog Hip Dysplasia, Vet Hospital, Pet Care, Dog Grooming, Vaccines in Potomac, Rockville, Bethesda MD
Dr. Bridget Foist grew up in Owensboro, KY and graduated from Xavier University in Cincinnati, OH where she met her husband, Brian. She earned her DVM degree from Auburn University School of Veterinary Medicine in 2004 and then moved to Washington, D.C.

Dr. Foist began working at Falls Road Veterinary Hospital part-time in 2008. She has a special interest in preventative care, nutrition, and internal medicine.  She lives in Bethesda with her husband, three kids, two cats and one dog.  In her spare time, she enjoys playing tennis, crossfit, snowboarding, volunteering at the kids’ schools, and spending time with her family and friends.



Dr. Amy Fauth, Associate Veterinarian

Dr. Amy Fauth, Associate Veterinarian

Dr. Amy Fauth grew up in Orchard Park, NY and graduated from Bucknell University in 1990.  She earned her VMD from The University of Pennsylvania School of Veterinary Medicine in 1997 and completed an internship in small animal medicine and surgery at The Friendship Hospital for Animals in Washington, DC in 1998.  After working at various veterinary hospitals in DC and Maryland, she settled on Falls Road Veterinary Hospital in 2001, where the team is excellent and the atmosphere is fun.  Dr. Fauth is currently working part-time in the office. She also provides home euthanasia services for our clients who wish to say goodbye in the comfort of their own homes.  Dr. Fauth is married to Tom MacIsaac and they have 3 kids and 2 dogs.  She splits her time equally between carpools, work and tennis.  She likes tennis the best.


Dr. Susan Dannis, Associate Veterinarian

Potomac Veterinarian Dr Susan DannisDr. Susan Dannis, DVM, CVA, CCRT, CVFT graduated from Tufts University School of Veterinary Medicine in 1994. After graduation, she was accepted into the Internship program at the prestigious Animal Medical Center in Manhattan.  After 20 years of working as an Emergency and Critical Care Veterinarian, Dr. Dannis decided to switch gears a little and became certified in Veterinary Acupuncture (CVA) by the Chi Institute (2011) and became certified in Veterinary Rehabilitation (CCRT) by the Canine Rehabilitation Institute.  In 2017, Dr. Dannis became certified in food therapy (CVFT) by the Chi Institute.

Dr. Dannis is very involved in training and competing her West German Shepherd Dogs. She owned and competed the #2 German Shepherd Dog in North America.  She is very interested in canine reproduction and fertility.