Board Certified Oncology Services in Leesburg, Virginia
The leadership team at TOS Leesburg works collaboratively to support the medical and hospital teams, our patients, referring veterinarians and pet owners.
Regional Leadership Team
Vice President of Operations, East Region
|Marissa Portillo, BS, RLATG, CM
Senior Referral Relations Specialist, East Region
Associate Medical Directors
|Ira Gordon, DVM, DACVR (Radiation Oncology)
Practice Leadership Team
Hospital Services Manager
Highlights of Diagnostics and Treatments
The following are incomplete lists. Please contact us if you are seeking a service or treatment not listed below.
Your questions are important to us. We are accessible by phone or online to assist you.
- Bone Marrow Aspiration and Biopsy
- Cancer Staging
- Diagnostic Imaging: Computed Tomography (CT), Radiography, Ultrasonography
- Lymph Node Sampling
- Molecular Diagnostics
- Metronomic Therapy
- Radiation Therapy
- Strontium-90 Plesiotherapy
Meet our Team
The medical team at TOS Leesburg is comprised of resilient and skilled oncology doctors, certified veterinary technicians, specialized and non-specialized veterinary technicians, veterinary assistants, client care coordinators and more.
Board Certified Specialty Services