William S. Jonas, MD - Piedmont Cancer Institute | Atlanta Oncologists
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ATLANTA: 1800 Howell Mill Rd • Suite 800 • Atlanta, GA 30318 • 404-350-9853
FAYETTEVILLE: 1267 Highway 54 West • Suite 4200 • Fayetteville, GA 30214 • 678-829-1060
NEWNAN: 775 Poplar Rd. • Suite 310 • Newnan, GA 30265 • 770-251-2590
SANDY SPRINGS: 755 Mount Vernon Hwy NE • Suite 320 • Atlanta, GA 30328 • 404-350-8711
STOCKBRIDGE: 1240 Eagles Landing Parkway • Suite 260 • Stockbridge, GA 30281 • 678-854-9500
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Meet William S. Jonas, MD

Dr. William Jonas is an experienced oncologist and hematologist at Piedmont Cancer Institute and is the former President of the medical staff at Piedmont Hospital. He treats patients with all cancer types given his extensive experience in oncology and hematology.

Professional Affiliations

  • American Society of Clinical Oncology (ASCO), Member
  • American Society of Hematology (ASH), Member
  • Georgia Society of Clinical Oncology (GASCO), Lifetime Member

Publications & Contributions

  • Georgia Comprehensive Sickle Cell Center at Grady Health System Award of Appreciation
  • Translation of Innovative Designs into Phase I Trials. Journal of Clinical Oncology
  • Cancer: Principles and Practice of Oncology Review
  • The promise of immunotherapy in prostate cancer: From concept to reality
  • A Multidisciplinary Care Management Program for Patients with Sickle Cell Syndromes Significantly Reduces Health Care Resource Utilization

Appointments & Presentations

  • Past President of Medical Staff - Piedmont Hospital
  • Past Chair, Department of Medicine - Piedmont Hospital
  • Past Presenter - American Society of Hematology

Testimonials from Dr. Jonas's Patients


He listens and creates the best possible plan for his patients. Best at his profession in Atlanta.


very upbeat and informative, also kept the mood light


I've recently progressed to a more serious blood cancer and Dr Jonas caught it very early and is also sending me to an exact specialist for the new diagnosis. I'm grateful!!


Dr Jonas is first rate. He and his staff are great


Dr. Jonas is personable, professional & knowledgeable. He is kind and takes his time to make sure he answers all of his patient's questions


Outstanding care with dr Jonas. Can have conservation with dr. So grateful he is my Doctor.


Dr Jonas always listens to my concerns, takes time to look at previous lab results, and then make recommendations. Feedback from his office is prompt also. Besides all of that, he has a great sense of humor!


Timely. Courteous and kind. All appear to be ready and willing to help. Even with something as serious as cancer he makes me smile.


Good engagement with patient


Very transparent and upfront. Makes extra efforts to coordinate with other physicians and facilities. Knows his stuff but also always open to getting additional input from other providers.


Dr. William Jonas was very professional yet personable. He took his time to thoroughly explain what procedures we would be following for my diagnosis.


He is a really nice man but more importantly he always provides answers to all of my questions. I have a lot of confidence in Dr Jonas and would recommend him to anyone looking for a caring and competent doctor.


He is a wonderful doctor - answers all of my questions


Dr. Jonas rocks! He is very personable & professional. No matter your visiting needs, he makes you comfortable with your health concerns and treatment plan. The staff also handles the office efficiently. There was no delay. I was seen within minutes of my appointment time. I saw the doctor, had some labs completed, made my follow up appointment and was on my way within a very reasonable time.


Dr. Jonas is seriously the best physician I have ever had the privilege to see. He is thoughtful, thorough and truly cares about his patients. I am grateful for his care and for the quality of service he provides. He's also someone I consider a friend.

View Testimonials for all PCI Doctors

Office Locations

William S. Jonas, MD sees patients at the following PCI offices.



1800 Howell Mill Rd, Suite 800, Atlanta, GA 30318


Map & Directions

Five Atlanta Area Locations

Providing the highest quality cancer treatment services close to home.

WebMD Preferred Provider Castle Connolly Top Doctors 2022 GASCO Lifetime Group Member Georgia Trend Top Doctors Atlanta Magazine Top Doctors Best of North Atlanta 2022 Kev's Best