Waynesboro Veterinary Clinic


Call now to make an appointment


Dr. Dennis McCullough, V.M.D. Doctor McCullough

Dr. Dennis McCullough grew up in a suburb of Philadelphia and was inspired at a young age, both through Delaware County 4-H Club and number of veterinarians, to pursue a career in Veterinary Medicine. He graduated from the University of Scranton in 1973, with a Bachelor of Science in Pre-Med Biology, and from the University of Pennsylvania in 1977, with a Veterinary Medical Doctorate.

After practicing Veterinary Medicine for two years in Camp Hill, Pennsylvania, he opened the Waynesboro Veterinary Clinic in October of 1979. He and his wife, Dianne, a licensed Veterinary Technician, ran the practice on their own for two years. Dianne continues to wear many hats for the practice, including Practice Manager. In 2014, they celebrated 35 years of service to the Waynesboro Area, and are no longer a two-person team. They have an amazing staff supporting Dr. McCullough and his five associate Veterinarians, and couldn't be prouder.

Dr. McCullough is a strong believer in education and has consistently attended over 50 hours of continuing education each year to stay as informed as possible on the latest advances and techniques in Veterinary Medicine. He has always had a number of hobbies outside of work, including woodworking, automotive refurbishing, tennis, scuba diving, archery, and wine-making just to name a few. He also enjoys spending time with his wife, his 3 children and their spouses, and his 5 grandsons.

Dr. Mikie Dawson, D.V.M. Doctor Dawson

Dr. Mikie Dawson is a graduate of the Washington State University College of Veterinary Medicine. She also earned a Masters degree in Business, from Webster University and a Bachelor of Science in Zoology with a minor in Military Science, from North Carolina State University.

She is a veteran of the United States Air Force where she served as Director of Operations, 1st Combat Camera Squadron. Dr. Dawson was honored with numerous awards for outstanding leadership while deployed to high threat locations in the Middle East, documenting the bombing campaigns of Operation Enduring Freedom.Her accolades included a Joint Service Medal, Squadron Officer of the Year, and a cameo feature in a National Geographic published documentary on women in the military titled, "Count On Us". Imagery captured during Operation Enduring Freedom appeared on the History Channel and in the New York Times. Dr. Dawson was also a silver medalist in the Air Force versus Navy 10K run.

She is a member of the American Animal Hospital Association, the American Veterinary Medical Association, and the Cumberland Valley Veterinary Medical Association. Some of her hobbies include writing short stories and fictional novels, photography, and spending time with her husband, sons and family pets.

Dr. Chevy Welsh, D.V.M. Doctor Welsh

Dr. Chevy Welsh grew up in Western New York and also lived in Western Pennsylvania for a few years. He attended Penn State University and graduated in May 2007 with a degree in Animal Bioscience. In May of 2012, he graduated from Kansas State University College of Veterinary Medicine. While in veterinary school, Dr. Welsh was President of the Student Chapter of the American Veterinary Medical Association at Kansas State. He joined the Waynesboro Veterinary Clinic staff in June of 2012

During Dr. Welsh's time at Penn State, he met his future wife, Tami. They were married in August of 2012 and now live in Gettysburg, Pennsylvania.

Dr. Welsh is a family guy, so when not at work, he enjoys spending time with his family and his dogs.

Dr. Nicole Twigg, D.V.M. Doctor Twigg

Nicole C. Twigg, DVM is a 2012 graduate of Virginia Maryland Regional College of Veterinary Medicine, Blacksburg, VA. She received her Bachelor of Science in Animal Science from the University of Maryland, in 2008. Dr. Twigg won the Veterinary Cancer Society Student Award for Proficiency in Clinical Oncology, in 2012. She was also a member of the Alpha Zeta Honor Society of Veterinary Medicine, at VMRCVM.

Dr. Twigg and her husband, Brock live in Hagerstown, MD. In her free time, she enjoys running, cooking and baking, traveling, and spending time with her husband.

Dr. Jillian Atkins, D.V.M. Doctor Atkins

Jillian A. Atkins, DVM is a 2014 graduate of Purdue University's College of Veterinary Medicine. She received her Bachelor of Science in Biology from Shippensburg University, Shippensburg, PA, where she was recipient of the Biology Department Award for Excellence in Health Professions and Shippensburg University's Class of 1920 Award in the Sciences. While attending Purdue, Dr. Atkins was recipient of the Indiana Animal Health Foundation Award for academic superiority and also received the Omicron Chapter of the Society of Phi Zeta Award for Academic Superiority in the Veterinary Medicine Curriculum.

She and her husband, Justin, along with their two cats, Simon and Truman, live in Rouzerville, PA. Some of her hobbies include scrapbooking and gardening.

Contact Hours Services
717-762-0221 Mon, Tues, Thurs, Fri: 8am-6pm Medical Laser Therapy
11420 Anthony Highway Wed: 8am-8pm Ultrasound
Waynesboro, PA 17268 Saturday: 9am-12pm Micro-chipping
(click HERE for directions) Sunday: closed View a more complete list.
CareCredit CareCredit