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  Our Doctors

Dr. Mary Ellen Markunas DVM grew up in the Queens district of New York City and earned her bachelor of arts from the City University of New York at Queens College , completing a major in biology and a minor in chemistry. Dr. Markunas attended the University of Florida College of Veterinary Medicine and earned her degree in veterinary medicine in 1986. Dr. Markunas proceeded to work in several different veterinary hospitals, practicing small and large animal medicine, before beginning her employment at Harmony Animal Hospital more than 10 years ago. Dr. Markunas greatly enjoys world travel and the outdoors as well as riding her horse, Elliott.

Dr. Mary Ellen Markunas DVM / Associate veterinarian


Dr. Ryan L Epple VMD completed his bachelor of science in biology in 1999 from Pennsylvania State University while a first year veterinary student at the University of Pennsylvania 's School of Veterinary Medicine. Dr. Ryan Epple completed his degree in veterinary medicine from UPenn in 2003 before beginning practice as an emergency veterinarian at a small animal hospital in Wilmington, Delaware where he also participated at the SPCA providing medical & surgical services. Dr. Ryan began employment at Harmony Animal Hospital in the fall of 2006.  Some of Dr. Ryan's hobbies include reading novels, studying music, running and other sports, salsa and swing dancing, traveling to Mexico with his wife and two daughters, and enjoying good coffee.  


Dr. Ryan Epple VMD / Practice owner & veterinarian

 Dr. Minjeong Gwon DVM


Dr. Minjeong  Gwon completed her training in veterinary medicine at Konkuk University College of Veterinary Medicine  in Seoul, Korea in 2004. She started practicing veterinary medicine in US since 2007 and joined Harmony Animal Hospital in January 2011. Her interest in veterinary medicine are soft tissue surgery, dentistry and feline medicine. Her hobbies include reading, movies, and Spending time with family and two cats, Tabby and Jinju. ~~

Dr. Mahender Singh DVM

Dr. Mahender Singh received his veterinary degree in 1985 from the College of Veterinary Sciences, HAU Hisar, India. Following graduation, he went on to receive the Masters of Veterinary Science in Microbiology in 1988 and the PhD in Veterinary Virology in 1992. From 1992- 1998, he worked at the University of Zurich, Switzerland. In 2000, Dr. Singh has been working in Animal Emergency Hospitals in Pennsylvania and New Jersey before joining Harmony Animal Emergency and Trauma Center in February 2015. Dr. Singh's interests include emergency and critical care, soft tissue surgery, and general and preventive veterinary medicine. Dr. Singh is also member of various veterinary medical associations: VECCS, AVMA, PVMA, LVVMA. In his free time, Dr. Singh enjoys hiking, skiing, gym and yoga.





24 hour general and emergency veterinary care.
Call us today (908) 454-5600

Office Hours

DayDay HoursAfter hours
Monday8 - 7:30Emergency
Tuesday8 - 7:30Emergency
Wednesday8 - 7:30Emergency
Thursday8 - 7:30Emergency
Friday8 - 5:30Emergency
Saturday8 - 1Emergency
Day Day Hours After hours
Monday Tuesday Wednesday Thursday Friday Saturday Sunday
8 - 7:30 8 - 7:30 8 - 7:30 8 - 7:30 8 - 5:30 8 - 1 Emergency
Emergency Emergency Emergency Emergency Emergency Emergency