Rockingham Emergency Veterinary Hospital

3 Cobbetts Pond Road
Windham, NH 03087




Meet Our Staff - Doctors


Christina Barnett, DVM, Medical Director

Dr. Christina BarnettDr. Christina Barnett is a founding member and owner of REVH.  She received her Bachelor's degree in Biology from Purdue University in 1991, and her Veterinary degree from Texas A&M University in 2001.  Dr. Barnett completed a small animal veterinary internship at Ontario Veterinary College in 2002.  In 2003, Dr. Barnett completed the AO/ASIF Principles of Small Animal Fracture Management Course at Ohio State University.

Dr. Barnett worked as both a general practicioner and an emergency veterinarian for the InTown Veterinary Group in Massachusetts from 2002 until 2005.  She moved to New Hampshire in 2005, and joined the Animal Medical Center in Nashua, where she worked as a full-time emergency veterinarian and held the position of Medical Director.  Since 2007, Dr. Barnett has been working as a relief veterinarian at many of the general practice and emergency animal hospitals in the southern New Hampshire area.

Dr. Barnett is a member of the American Veterinary Medical Association (AVMA), the New Hampshire Veterinary Medical Association (NHVMA), Veterinary Emergency and Critical Care Society (VECCS) and the International Veterinary Academy of Pain Management (IVAPM).

In her spare time, she enjoys home improvement projects, gardening, and spending time with her own pets---two dogs and six cats. 



Leigh Ann Hernandez, DVM

Dr. Leigh Ann HernandezDr. Leigh Ann Hernandez received a B.S. in Psychology from UMASS, Amherst, then received her veterinary degree from Tufts University in 1994.  After completing an internship at Angell Memorial Animal Hospital, she worked in general practice for two years at Danvers Animal Hospital.  Since 1997, Dr. Hernandez has worked as a full-time emergency veterinarian, first at Gwennyd Veterinary Hospital in Pennsylvania and then for Essex County Veterinary Referral Hospital from 1998 until 2009.

She is a member of the American Veterinary Medical Association (AVMA).

Dr. Hernandez joined the REVH team in 2009.  She shares her home with husband and kids, a dog, a cat, and three rats.



Jay Volinski, DVM

Dr. Jay VolinskiDr. Jay Volinski started out working as a veterinary assistant during high school and his early college years.  He graduated from Bowdoin College in 2000 with a BA in Neuroscience and Biochemistry.  He then went on to work as a technician in a biomedical research lab at Harvard Medical School for three years before deciding to switch back to the veterinary profession.  After receiving his DVM from the University of Minnesota in 2007, Dr. Volinski completed an internship at Michigan State University in 2008.  For the next 3 ½ years he worked as an emergency veterinarian at Port City Veterinary Referral Hospital in Portsmouth, NH, before joining the REVH team in August of 2012.

Dr. Volinski is a member of the American Veterinary Medical Association (AVMA), the New Hampshire Veterinary Medical Association (NHVMA), and the Veterinary Emergency and Critical Care Society (VECCS).

He shares his home with two cats.  In his spare time he enjoys travelling, outdoor activities such as hiking, downhill skiing, nature photography, amateur astronomy, and searching beaches and tidepools for shells and small creatures.

He is an avid Red Sox fan and used to enjoy watching them.


 Laura Koerber, DVM

Dr. Laura Koerber joined REVH as an emergency clinician in 2015. She grew up in New England and earned a Bachelor's Degree of Science in Biology from Plymouth State University in 1995. Her veterinary training started by working as a veterinary technician in a small animal practice in Florida for three years. She then went on to Colorado State University in 2002. Dr. Koerber completed a 13 month internship in small animal medicine and surgery from VCA South Shore Animal Hospital in Weymouth, MA in 2003. 

Prior to her joining the staff at REVH, she worked as an emergency veterinarian at Veterinary Emergency and Specialty Center in Pennsylvania (2003-2004), Animal Emergency and Specialty Center in Parker, Colorado (2004-2008) and Veterinary Emergency and Critical Care Center in Newington, NH (2008-2015). 

Dr. Koerber and her husband live in Brentwood with their beautiful daughter, Olivia. They have three cats - Bear Kitty, Wilbur and Basil. In her free time, she enjoys spending time with her family, watching movies, hiking and relaxing.