Welcome to Internal Medicine!

Our internal medicine service is now accepting new patients. Please call the receptionists at VSES to schedule an appointment. Our referral form is now available on-line. Please visit the vet access link, located at the top of the page. The internal medicine service runs Monday through Saturday.

We are excited about the addition of Drs. Koch and Prober, allowing VSES to once again provide you with support and advice for internal medicine cases.



Dr. Michael Koch

Dr. Koch graduated from the University of Pennsylvania School of Veterinary Medicine. He completed his residency at the Matthew J. Ryan Veterinary Hospital of the University of Pennsylvania where he received the Jules and Lucy Silver Animal Bedside Manner Award. Dr. Koch successfully completed his ACVIM Internal Medicine qualifying examination and will become board certified pending his journal publication requirement. Dr. Koch’s professional interests include endocrinology, nasal disease, gastrointestinal disease and immune mediated disease. His hobbies include hockey, jogging and baseball. Michael and his wife, Lauren, have two cats: Pudding and Twizzler.



Dr. Laurie Prober

Dr. Prober earned her VMD degree from the University of Pennsylvania School of Veterinary Medicine and completed her residency at Michigan State University. She successfully completed her ACVIM Internal Medicine qualifying examination and will become board certified pending her journal publication requirement. Dr. Prober’s professional interests include endocrinology, hepatobiliary disease, urology and infectious diseases. Her hobbies include watching movies, reading and cooking. Laurie and her husband, Curt, have two cats: Velcro and Parker.


Ally, Animal Care Assistant with Ogee



Irene, Licensed Veterinary Technician with Grace Kelly