Write a Review

Douglas D. Heldreth, MD

Dr. Douglas Heldreth is a board-certified oncologist for Florida Cancer Specialists & Research Institute in Collier county. The doctor-patient relationship is “everything” to Dr. Heldreth. While sharing in the joys as well as the tough times with his patients and their families, he values their trust in his ability to do his very best to provide them with individualized, world-class treatment.  Dr. Heldreth sees that newer therapies are providing hope and many more options so that cancer patients are able to maintain healthy lifestyles for years after a cancer diagnosis.

Dr. Heldreth received his medical degree from West Virginia University School of Medicine in Morgantown, WV. He completed an internship in Internal Medicine at Charleston Area Medical Center in Charlestown, WV and a residency in Internal Medicine at Orlando Regional Medical Center/University of Florida. He began his career as an internist in private practice in Fort Myers. While serving as Medical Director for Hope Hospice in Fort Myers,  Dr. Heldreth became interested in doing more to treat cancer patients in the earlier phases of their illness and gained additional training through a fellowship in Medical Oncology at the University of South Florida College of Medicine in Tampa.  He joined Florida Cancer Specialists in 1996.

Dr. Heldreth frequently serves as a sub-investigator for Phase 1, 2 and 3 clinical trial research studies.

Treatments Provided
  • Hematology
  • Medical Oncology
Languages Spoken
  • English

Medical School

West Virginia University


Orlando Regional Medical Center


Oncology: University of South Florida

Board Certified

Internal Medicine and Medical Oncology

Dr. Douglas D. Heldreth - Florida Cancer Specialists

Dr. Douglas D. Heldreth – Florida Cancer Specialists

Marie Zandy Testimonial - Dr. Heldreth Patient - Florida Cancer Specialists

Marie Zandy Testimonial – Dr. Heldreth Patient – Florida Cancer Specialists