About Twin Oaks Animal Hospital

Twin Oaks Animal Hospital was opened in August of 2013 by Ashley Weinberg, DVM. Our hospital is a full-service small animal veterinary hospital serving the surrounding areas of: San Marcos, San Elijo Hills, Discovery Hills, Escondido, Vista and other nearby communities. We are committed to providing your pet with the best care and giving all of our clients personalized service. Helping your pets live a long, healthy life is our goal. When your pets come to visit us they will be cared for by our friendly receptionist Lisa and veterinary technicians Lauren, Kris, and Lena.
Within our community, we have sponsored the Shooting Stars Special Needs Basketball organization for developmentally disabled children for the past two years.

Meet Our Staff

Meet our caring staff. We can't wait to help with all of your pet care needs!


Dr. Ashley Weinberg grew up in the Northeast and has known she wanted to be a vet since she was 5 years old. Her veterinary career started in 1994 when she began working as a receptionist and assistant in a veterinary hospital in New York. She attended Michigan State University’s College of Veterinary Medicine, and graduated in 2001. After graduation, she practiced in North Carolina for two years before moving to North County in 2003. She then worked as an associate veterinarian at other hospitals before deciding to open her own practice in August 2013. She has a special interest in pain management and dental care. She regularly attends continuing education seminars to help provide the best care for her patients. Dr. Weinberg lives in San Marcos with her husband, two children, and Golden retriever named Avery. She is a member of the American Veterinary Medical Association, California VMA and the San Diego County VMA. In her spare time, she enjoys reading, movies, and spending time with her family.

Veterinary Technician

Lauren is one of our veterinary technicians. She grew up in Orange County. Lauren lives at home with her husband, Kegan, her amazing husky, Ziggie, and silly cat, George. She is currently enrolled in Penn Foster to get her RVT license and to obtain her associates of science degree. Lauren has worked with animals since she was 17 years old. Her hobbies include: comedy clubs, family time at the zoo, swimming, and studying.

Veterinary Technician

Kris is one of our veterinary technician. She started out as a high school intern and was asked to be hired on! In her free time she enjoys spending time with her two cats Roxy and Oliver, as well as her dog Sherman. Jessica enjoys traveling and learning about veterinary medicine.


Lena has recently joined our team here at Twin Oaks Animal Hospital. She is a California native that has had the opportunity to work in Hawaii, Los Angles and the San Diego areas as a technician. Recently relocated from Los Angeles Lena is married with 2 little boys, a senior Golden Retriever named Riley, and a cat named Stella. Lena is a licensed Veterinary Technician with experience in specialty medicine as well as general practice. She likes the hands on technical aspect of her job and enjoys teaching and motivating her teammates. She prides herself on always having a positive friendly attitude. In her free time she enjoys going to movies, cooking and spending time with her family.


Lisa is new to Twin Oaks Animal Hospital however she has lived in the North County area since 1984. She has worked in Ophthalmology in Oceanside for 14 years. She then began working for Dermatology specialists for 2 years. Lisa made the transition from human medicine to veterinary medicine because she decided that she would like to work with animals. In her free time she enjoys walking her German Shepherd L.T., her rescue Pomeranians Mady, and Mady’s son Raider, down by the harbor. She also enjoys swimming, dancing and bike riding.

Mama Cat was brought in by a good Samaritan to Twin Oaks Animal Hospital with four wonderful kittens in April 2015. We found homes for all four of her kittens, but we enjoyed her company so much we decided she could stay. In her spare time Duchess enjoys: eating, napping, and shredding Dr. Weinberg’s mail.

What Our Patients Are Saying

They like us! They really like us!

Dr Weinberg and her team are amazing! They're all so friendly and understand that people consider their dogs family. Great experience and my dog is already feeling great:) so glad we found our new vet!...

Had a great experience with my 7 month old anxious puppy. The staff was very pleasant and helpful. The place was clean and comfortable. I would definitely recommend this vet for your pet!...

Dr. W is very knowledgeable when it comes to veterinary medicine and does not preform or suggest unnecessary things. I highly suggest you visit Dr. W and her staff, you won't be disappointed!...

I'm so glad I found Dr. Weinberg and her staff. This is a small shop and I really like that for routine vet care for my dog and two cats...

We've been taking our dog to Twin Oaks and Dr. Weinberg since we rescued her over a year and a half ago and have nothing but great things to say about the professionalism and level of care provided here...