Dr. Caleb Alexander grew up in New York and spent summers in Rhode Island. 
He earned his Bachelor of Science and Doctor of Veterinary Medicine from the University of Minnesota, followed by a small animal rotating internship at Tufts VETS and a three-year residency at the New England Veterinary Oncology Group. He is board-certified in medical oncology by the American College of Veterinary Internal Medicine.

Dr. Alexander considers it a privilege to care for pets with cancer and support their families. His clinical interests include hemangiosarcoma, lymphoma, and osteosarcoma. He is also committed to veterinary education and has mentored interns, residents, and technicians through clinical supervision, case-based teaching, and guidance in evidence-based decision-making. He has served on the Veterinary Technician Specialist examination committee.

Outside of work, Dr. Alexander enjoys spending time with his family and all things New England, including alpine skiing and cheering on the New England Patriots.