What is an ACVIM Diplomate / Oncology Specialist ?

American College of Veterinary Internal Medicine (ACVIM-Oncology)

What is an ACVIM Diplomate?

The term “ACVIMS Diplomate” refers to a veterinarian who has been board-certified in veterinary internal medicine. Oncology is a subspecialty of internal medicine. Only veterinarians who have successfully completed the certification requirements of the ACVIM are Diplomates of the AmericanCollege of Veterinary Internal Medicine and have earned the right to be called specialists.

What is the ACVIM?

The American College of Veterinary Internal Medicine (ACVIM) is a non-profit organization dedicated to improving the lives of animals and people through education, training and certification of specialists in veterinary internal medicine, discovery and dissemination of new medical knowledge, and increasing public awareness of advances in veterinary medical care.

The ACVIM is the international certifying organization for veterinary specialists in cardiology, large animal internal medicine, neurology, oncology and small animal internal medicine.

Who are ACVIM members?

ACVIM has more than 2,000 active members, called ACVIM Diplomates, who are Board-certified Veterinary Specialists. ACVIM Diplomates treat many different species, ranging from dogs and cats to horses and cattle.

What specialties are included in the ACVIM?


  • Cardiologists focus on diagnosing and treating diseases of the heart and lungs.  More…
  • Large Animal Internists focus on treating diseases of the internal systems in horses, cattle, sheep, goats, and pigs.  More…
  • Neurologists focus on the diagnosis and treatment of diseases of the nervous system, including the brain and spinal cord.  More…
  • Oncologists focus on diagnosing and managing cancer, no matter the location of the tumor.  More…
  • Small Animal Internists focus on treating diseases of the internal systems in dogs and cats.  Where the diagnosis is known, an Internist may confirm the diagnosis and treatment, providing peace of mind.  If a diagnosis is proving elusive or therapy is not proving effective, the Internist may be better able to find the diagnosis or adjust treatment plans to get the animal back to health.  More… 

How do we work together with your veterinarian?

When your family veterinarian decides to refer your pet to us for evaluation, we will keep your veterinarian informed throughout the specialized care we will provide for you pet. After patient discharge, your veterinarian may also provide additional follow-up care. This continuity between specialist and primary care veterinarian ensures the best possible outcome for your pet.

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