We are growing with a system change!
Our practice is transitioning to a new electronic medical records (EMR) system to serve you better. We appreciate your patience and understanding during this transition. You may notice slightly longer wait times as our team adjusts, but please know our focus remains on providing you the best possible care. Thank you for your support as we grow to serve you better.
We are growing with a system change!
Our practice is transitioning to a new electronic medical records (EMR) system to serve you better. We appreciate your patience and understanding during this transition. You may notice slightly longer wait times as our team adjusts, but please know our focus remains on providing you the best possible care. Thank you for your support as we grow to serve you better.
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Peter LaNasa, MD

"It is important for cancer patients to understand their treatment options, with emphasis on that which is best proven and can offer the highest quality of life!"

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Office Location

801 W. Interstate 20
Suite 1
Arlington, TX 76017

Phone Number

Dr. LaNasa’s interest in medicine developed through a strong foundation in math, physics, and biology. During medical school at the University of Virginia, exposure to multiple oncology specialties led to a deep interest in radiation oncology. The field’s precise, non-invasive approach to treating cancer resonated with his scientific background and desire to make a meaningful impact in patient care.

Early in his career, Dr. LaNasa owned and operated cancer centers in New York before relocating to Texas. There, he had the opportunity to design a radiation oncology department and establish a successful radiosurgery program in partnership with a medical oncology group. In 2009, he collaborated with a large urology practice to open a cancer center in Arlington, where he has been committed to providing patient-centered care ever since. In 2025, he joined Urology Partners of North Texas, where he continues to refine clinical pathways and advance cancer care.

Dr. LaNasa remains focused on informing patients of their findings and options and alleviating the anxiety that can be associated with treatment. While technology and treatment strategies evolve, he believes the cornerstone of effective care remains strong patient relationships and clear, compassionate communication.

Outside of his medical practice, Dr. LaNasa prioritizes family and enjoys golf, reading, home renovation projects, and maintaining a healthy lifestyle.

Specialties
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Dr. Weber Chuang will be retiring from medical practice effective September 26, 2025. To ensure that your medical care continues seamlessly, your ongoing care will be transitioned to another physician within our practice. You may schedule appointments directly by contacting our office at 866-367-8768 or via the link on the website. Your medical records will remain securely within the practice, so there is no additional step required on your part unless you wish to request a transfer elsewhere.
Dr. Weber Chuang will be retiring from medical practice effective September 26, 2025.
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