Our Team



John L. Heizer, DVM

Dr. Heizer, also known as “Cow Doc”, graduated from the Virginia-Maryland Regional College of Veterinary Medicine in 1985 and has been practicing large animal medicine since graduation. Dr. Heizer’s special interest is Embryo Transfer which he became certified in 1988. Dr. Heizer served 10 years on the Maryland State Board of Veterinary Medical Examiners which is a Governor appointed position. In his free time, Dr. Heizer raises and exhibits Angus Cattle on Cool Pines Farm. He and his wife, Mary, have two sons, Patrick and Shane.

Matt Iager, DVM

Matt Iager, DVM grew up in Fulton, Maryland on a Registered Holstein dairy farm. He received his BS degree in Dairy Science in 1993 from Delaware Valley College of Science and Agriculture. He received his DVM degree in 1996 from Virginia-Maryland Regional College of Veterinary Medicine at Virginia Tech.

Iager has practiced with Mid Maryland Dairy Veterinarians after joining the practice upon graduation. He has performed Embryo Transfer for 20 years and was Certified in 2001. He currently serves on the Board of Directors for the American Embryo Transfer Association and is the chairman of the Education Committee. He is also a member of the International Embryo Technology Society.

Iager volunteers his time for several agricultural organizations and is currently President of the Maryland Holstein Association, Treasurer of the Maryland Dairy Shrine, and has served as a Delegate to the National Holstein Convention.

Iager is married to his wife, Laura, and has a son Noah and daughter Brooke who are both active in 4-H. He and his family own and operate MD-West-View Genetics. Iager is active in his church and community, plays drums in the contemporary choir, and is a Licensed Auctioneer. He enjoys showing, judging, and flushing cattle.

Richard Doak, DVM

Richard Doak is the son of a multi-generational ranch family from Montana and New Mexico.  He competed his undergraduate degree at New Mexico State and his doctorate at Colorado State University.  During his time at CSU, he developed a passion for the dairy industry.  It was also in Colorado where Richard met his wife Stacy (married 23 years with four children- Justin, Alexandra, Bethany and Jenna).

Upon graduation, Richard moved to Phoenix, AZ where he spent 12 years with Dairy Vet Services working with large dry-lot herds.  In 2004, he moved to Plain, WI, for two years and in 2006, finally to Maryland where he has been practicing for 12 years.  Richard’s areas of interest include calves, transitions cows and dairy animal welfare.  He has spoken on these subjects at many producer and veterinary meetings and served on several national boards.  Outside work, he enjoys running, the beach and family.  Richard is also working to increase the awareness about the need for better nutrition in student athletes and the role of chocolate milk can play.

Cory Meyers, DVM

Cory Meyers, DVM has been practicing at Mid-Maryland Dairy Veterinarians since graduating from the Virginia – Maryland Regional College of Veterinary Medicine at Virginia Tech in 2002. Practice consulting interests include dairy farm management and transition cows. The only Yankee of the practice, Dr. Meyers grew up on the family dairy farm, Meyers Brothers Dairy, in St. Thomas, Pennsylvania. He graduated with a Dairy and Animal Science degree from Penn State and still bleeds blue and white.

Cory and his wife Annisa have 4 children, daughters Sasha, Clara, and Tessa and son Dixon. He currently is a board member for the Pennsylvania Center for Dairy Excellence. Cory is a high energy youth soccer coach for two teams and plays a mean drum-set.

Dr. Skipton

Dr. Josh Skipton is a 2008 graduate of the Virginia Maryland Regional College of Veterinary Medicine. Josh grew up in Damascus Maryland, where his father is currently a veterinarian. Josh manages his own small herd of registered Holsteins. His interests include herd health management, individual cow medicine/surgery and embryo transfer. He also enjoys communicating with his clients to achieve their herd goals. Josh is an avid sports enthusiast and spends his time playing golf, attending sporting events and dominating fantasy football leagues.