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Joseph Daniel Layser, MD

Cancer Care, Radiation Oncology

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Joseph Daniel Layser, MD

About Joseph Daniel Layser, MD


Dr. Layser completed his medical degree and a surgery internship at the University of Pennsylvania. He completed a residency in therapeutic radiology at the University of California Hospital in San Francisco. He is board certified by the American Board of Radiology in the subspecialty of radiation oncology.

A radiation oncologist at Riverside Regional Medical Center’s Cancer Treatment Center for more than 30 years, Dr. Layser has delivered attentivecare with specialized expertise that has led to many successful outcomes for his patients. He is a past president of the American Cancer Society’sPeninsula unit and has served on the James River Cancer Center Institutional Review Board and the Riverside Regional Medical Center Radiation Safety Committee.

Originally from Lebanon, Pennsylvania, Dr. Layser now calls Newport News home. He and his wife Marjorie have two grown children.


Medical: University of Pennsylvania School of Medicine
Residency: University of California-San Francisco
Internship: University of Pennsylvania

Board Certifications

American Board of Radiology - Therapeutic Radiology


Riverside Radiation Oncology Specialists - Warwick

12100 Warwick Boulevard , 102, Newport News, VA 23601



Riverside Radiation Oncology Specialists - Gloucester

7544 Medical Drive, Gloucester, VA 23061



Riverside Radiation Oncology Specialists - Williamsburg

3901 Treyburn Drive, B, Williamsburg, VA 23185



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