Meet our Veterinarians

Dr. Deborah Brzezinski is the chief medical officer and owner of Aston Veterinary Hospital. She started working as an associate veterinarian at the hospital in 1983, and became the owner on January 1, 1984. She obtained her undergraduate degree in biology from the University of Pennsylvania and her veterinary degree from Kansas State University College of Veterinary Medicine in 1982. Dr. Brzezinski also has a Master of Science degree in physiology from Pennsylvania State University. She is a long time member of AAHA, AVMA, PVMA and DVMA veterinary associations. 

Dr. Brzezinski's professional interests include internal, pediatric, and geriatric medicine. Outside work, she is involved in the local community and often speaks at local schools about careers in veterinary medicine.

Dr. Brzezinski is originally from Bloomfield, N.J. She now resides with her husband and son in Media. Lady and Simba, her dogs, enjoy dual residence at both Aston Veterinary Hospital and her home. She enjoys shopping, gardening, and watching her son's soccer games as well as the Philadelphia Union's. She also enjoys spending time at the Jersey Shore with family and friends.

Dr. Marianne Linton has been an associate Veterinarian at Aston Veterinary Hospital since her graduation from The School of Veterinary Medicine at University of Pennsylvania in 1996. Prior to that she worked in other capacities in the hospital including kennel, front desk and as a technician assistant. All together she has been part of the Aston Veterinary Hospital team for over 20 years.

Dr. Linton enjoys all aspects of small animal practice including surgery, medicine and ultrasound. She was raised in Delaware county and received her undergraduate degree in biology from Villanova University. Dr. Linton lives in Glen Mills with her husband, 3 children, 2 dogs, 3 cats and 2 guinea pigs.

Dr. Mandy Becker is a 2004 Graduate of the The School of Veterinary Medicine at University of Pennsylvania. She joined Aston Veterinary Hospital the same year and especially enjoys practicing internal medicine. She completed her undergraduate degree in animal bioscience at Pennsylvania State University. Dr. Becker enjoys spending free time with her husband, children and Frankie the pug.

Dr. Katie Hiller grew up in Philadelphia, Pennsylvania. She is a 2011 graduate of the University of Pennsylvania School of Veterinary Medicine and earned her undergraduate degree in Animal Science from the University of Delaware. Dr. Hiller began working at Aston Veterinary Hospital while attending veterinary school and joined the team as an associate veterinarian after graduation. She enjoys getting to know you and your pets and helping to keep your pets healthy though all of their life stages.

Dr. Hiller resides in Coatesville, Pennsylvania with her husband, 2 dogs, 2 cats, 2 fainting goats and flock of chickens.

Dr. Robert Cafaro is a 2014 graduate of the University of Pennsylvania School of Veterinary Medicine.  He is originally from Downingtown, PA and received his undergraduate degree in Biology from Pennsylvania State University.  Dr. Cafaro originally worked at Aston Veterinary Hospital during veterinary school and rejoined the team as an associate veterinarian following graduation.  He enjoys working in primary care because it provides the opportunity to practice in multiple fields including wellness, internal medicine, and surgery.  He lives in West Chester, PA and enjoys spending time with his family, friends, and dog, Lacey.

Dr. Sara Kutney grew up in Wallingford, PA. She graduated from the University of Pennsylvania with a degree in biology, and then continued at Penn to earn her PhD in pharmacology in 2006 and VMD in 2011. Dr. Kutney joined Aston Veterinary Hospital in 2014 after practicing for several years in South Jersey, and is particularly interested in internal medicine and soft tissue surgery. She currently lives in Media with her husband, and enjoys traveling, reading, and biking in her free time.