Animal Samaritans Oncology

Animal Samaritans’ Mission Statement is “Improving the Lives of Animals and People” and we’re doing just that by offering oncology services to our clients.  We know it’s scary to hear your beloved pet has cancer, we will be there to help guide you and your family through the process of treating your pet’s illness.

For more information you can call 760-332-5030 or email oncology@animalsamaritans.org



Meet Dr. Dennis W. Macy, DVM, MS

  • Diplomate, American College of Veterinary Internal Medicine (Oncology and Internal Medicine)
  • Professor Emeritus, Colorado State University, College of Veterinary Medicine & BioMedical Science

Dr. Macy is a native Southern Californian and the son of the late Richard Macy, DVM of Whittier, California. He received his DVM from the University of California at Davis and his MS degree from the University of Illinois. He is Board Certified in both Oncology and Internal Medicine. Dr. Macy has had a long academic career and has taught veterinary medicine at the University of Illinois, Oregon State University and Colorado State University. He has over 185 publications and book chapters, the most recent last year’s contribution to Withrow and MacEwan’s Small Animal Clinical Oncology sixth edition, two United States patents, and has received international research recognition for his contributions to our understanding of vaccine-associated sarcomas in cats. In addition, he has served on the National Feline Vaccine Sarcoma Task Force for ten years and served two terms as president of the ACVIM specialty of oncology. His international services include membership on The World Health Organization (WHO) Committee on Carcinogenesis and The Veterinary Cancer Society Board. He is currently Professor Emeritus at Colorado State University. He is also owner of Cancer Care Specialists (a private oncology referral practice he founded in 1990 in Las Vegas, Nevada) and has been a practicing veterinary oncologist in the Coachella Valley for 16 years.