Meet our Veterinarians
We have an experienced qualified team to take care of your best friend.
Dr. Deborah Hofler
Practice Owner
Dr. Deborah Hofler opened Countryside Veterinary Hospital in 1998. She received her degree in Animal Science from Cornell University and then continued her education at the University of Pennsylvania, where she earned her Veterinary Medical Doctorate in 1995. Dr. Hofler resides in Valley Center with her husband and three children. She is an active member of the Valley Center community and in her spare time she donates her time to PAWS, a non-profit organization dedicated to helping pets and people.
Dr. Ashley Martynec
Dr. Ashley Martynec is the newest addition to the Countryside Veterinary Hospital. She is a graduate of St. Matthew’s University, and attended Mississippi State University for her clinical training. She has special interests in dermatology and dentistry, and she is Fear-Free Certified to help your pet feel more comfortable during their visit. Dr. Martynec is all set to provide your pets with the absolute best care, so schedule your appointment today!
Specialties
Dermatology, Dentistry
Dr. Diane Stephens
Veterinarian
Dr. Stephens is a Valley Center native and has been working for Countryside since October 2018. She has been surrounded by animals her whole childhood and has been practicing veterinary medicine professionally since 1995. On her spare time, Dr. Stephens enjoys playing the guitar and embracing the outdoors with her 4 Boxers and German Shepherd by hiking, camping, and dog training.
Meet our Board Certified Specialists
Our specialists are here to provide expert care for your pet.
Dr. Bill Herndon, DVM
Diplomate ACVIM Cardiology
Early in his career, he performed clinical research focused on evaluating new blood testing for dogs and cats with cardiopulmonary disease.
Interesting facts:
Since moving to California from Washington DC over 15 years ago: Bill has given over 38 hours of continuing education to veterinarians in the region (excluding intern rounds) and examined over 2,550 Cavalier King Charles Spaniels.
He is board certified veterinary cardiologist and a member of the ACVIM, AVMA, CVMA and SDVMA.
Specialties
Dr. Therese Craychee, DVM
MS, DACVR
Specialties
Dr. Tracy Nicole Frey, DVM
Veterinarian
Dr. Tracy Nicole Frey was born and raised in the Chicago suburbs and received her Bachelor of Science degree from the University of Illinois at Urbana-Champaign with a major in Biology in 1998. She is a 2002 graduate of the University of Illinois College of Veterinary Medicine. Dr. Frey completed a small animal rotating internship at Long Island Veterinary Specialists in Plainview, New York in 2003, and was in general practice in Deer Park, New York until 2004. She then began a two year surgical internship followed by a three year surgical residency at Garden State Veterinary Specialists in Tinton Falls, New Jersey. Dr. Frey has been practicing in Southern California since August 2009 with an emphasis on soft tissue surgery and emergency medicine.
Specialties
Soft Tissue Surgery, Emergency Medicine
Dr. Dan Frankle, DACVS
Consulting Surgery Specialist
Born and raised in the Washington, DC area, Dr. Dan Frankel graduated from Amherst College in Massachusetts in 1993. He then spent a year training horses and teaching skiing in Jackson Hole, Wyoming, prior to attending the Virginia-Maryland Regional College of Veterinary Medicine. There he earned numerous academic awards, including the Scholarship for Highest Academic Achievement in Veterinary Medicine.
Upon graduation in 1998, Dr. Frankel returned to Wyoming for two years of general veterinary practice before venturing north of the border to complete a 1-year internship in Small Animal Medicine and Surgery at the Ontario Veterinary College. His training culminated in a 3-year Small Animal Surgical Residency and Masters of Science program at Colorado State University. Dr. Frankel was accepted as a Diplomate of the American College of Veterinary Surgeons soon after that.
He has authored several scientific articles on topics including total hip replacement and surgical treatment of liver shunts. He has also completed advanced training in TPLO, TTA, Total Hip Replacement, Minimally Invasive Surgery, and Regenerative Medicine.
Dr. Frankel has been practicing at specialty referral hospitals in the San Diego and San Francisco Bay areas since 2004. Once an avid skier and soccer player, he now gets on his surfboard at every opportunity.
