
Dr. Don Costlow
Dr. Costlow received his Bachelor of Science degree from Cornell University in 1985. He is a 1990 graduate of the Oklahoma State University College of Veterinary Medicine. During his studies in veterinary school, he was inducted into the Phi Zeta Organization for academic excellence.
From May 1991 to June 1997, Dr. Costlow was the Chief Veterinarian at an animal emergency and critical care facility outside of Cleveland, Ohio. While in Cleveland, he appeared regularly on FOX Television’s “Good Day Cleveland”, where he presented various topics on pet healthcare. He is currently a member of Newton Rotary (Past President 2008-2009; member since 1997) and:
- Member Board of Directors of Sussex Community College, current Secretary
- Member Board of Directors Sussex County Red Cross
- Member Board of Directors Sussex County Economic Development Partnership- Former Chairman
- Member Board of Directors Newton Memorial Hospital
- Initiated Pet First Aid program with Red Cross
- Initiated Pet Blood drive with Red Cross
- Initiated Pets and People Weight Loss and Exercise Program with the Sussex County YMCA
- Initiated “Pet Pictures with Santa” to raise money for BARKS animal shelter
- Chair of the Twilight Golf Outing to benefit Bristol Glen 2009
- Co-chair of the fundraising committee NMH
- Rotary golf Outing Committee 2007-current
- Chair SCCC Annual Ball 2007
He was President of the NWNJVMS in 2004 and an active member of AVMA and AAHA. Dr. Costlow took over as President of Newton Veterinary Hospital in July of 1997 and founded the Animal Emergency Hospital of NJ in 2002.

Dr. Stan Bladek
Dr. Bladek is a graduate of the University of Missouri College of Veterinary Medicine. He has been with Newton Veterinary Hospital since 1983. He is a member of the AVMA and the Northwest New Jersey Veterinary Society. He has had several case reports published in Veterinary Forum magazine. Dr. Bladek is the chairman of the Sussex County 4-H Foundation and is a long-time resident of Hampton Township.

Dr. Kate Colyer
Dr. Colyer graduated Summa Cum Laude from the College of William and Mary with a double concentration in chemistry and biology before obtaining her veterinary degree from the University of Pennsylvania in 2006. She completed an internship in small animal emergency medicine in North Carolina prior to returning to her roots in NJ and joining the team at Newton Veterinary Hospital in July 2007. Outside of work, Dr. Colyer enjoys horseback riding, reading, and hiking with her mixed-breed dog, Annie. She currently lives in Passaic County with Annie and two cats, Tyler and Mali.

Dr. Jennifer Wyman
Dr. Wyman has a BS in Biology and graduated from University of Tennessee College of Veterinary Medicine in May 2008 when she joined Newton Veterinary Hospital. Dr. Wyman was born in Sussex County, NJ, and has lived her entire life in New Jersey. She is a member of the AVMA (American Veterinary Medicine Association). She owns a bloodhound mix and an American quarter horse. Dr. Wyman enjoys being outdoors hiking with her dog, Emma, and riding her horse, Royal.

Dr. Betsy Chabora
Dr. Chabora is a native of New Jersey. She graduated magna cum laude from the University of Delaware with a Bachelor of Science in Agriculture. She received her DVM degree from The Ohio State University. Dr. Chabora practiced veterinary medicine in Oakland, NJ for the past 26 years. When not working, she enjoys spending time with her four-legged and feathered family.

Dr. Caitlin Verhalen
Dr. Verhalen joined the Newton Veterinary team in February of 2018. She was born and raised in New Jersey most of her life. She received her BS in Biology and graduated from Ross University School of Veterinary Medicine in January 2018 after completing her clinical year at Purdue College of Veterinary Medicine in Indiana. Her veterinary interests include preventative medicine and dermatology.
When she is not working or spending time with her own dogs, Dr. Verhalen enjoys being with her family and friends especially cooking at home with everyone. She also takes any chance to get outdoors for hikes or long runs around her neighborhood.

Dr. Kim
Dr. Kim graduated Summa Cum Laude from the University of Massachusetts-Amherst honors college with a major in Veterinary Science and a minor in Biochemistry. She then graduated from Tufts Cummings School of Veterinary Medicine as a Phi Zeta Veterinary Honor Society member in 2021. She moved to New Jersey to be with her fiancé and their new Jindo/Spitz mix puppy named ChiChi. Her veterinary interests include surgery, dentistry, dermatology, and preventative medicine.
In her spare time, Dr. Kim enjoys spending time with her family, including her family dogs Indy and Lucas. She enjoys going on hikes with her fiancé and ChiChi, working out at the gym, hanging out with friends, going to EDM concerts, and painting.

Dr. Emily Barron
Dr. Emily Barron graduated from the University of Bristol and is a Member of the Royal College of Veterinary Surgeons. After living in the UK for nearly a decade Dr. Barron has returned to NJ. She has a strong interest in surgery, preventative, and behavioral medicine.
In her spare time, she works with and raises guide dogs for the Seeing Eye. She can often be found working on DIY projects for friends and family. With birds, rabbits, and dogs at home, she is never far from critter companions.