Dr. Gregory S. Sibley
- Gender: Male
- Experience: 31 years
- Graduated from: University Of Michigan Medical School
- Graduation year: 1990
- Sole propriator: No
- NPI: 1043211360
Dr. Gregory S. Sibley M.D.
Radiation Oncologist
He is located at 8613 Route 29 Suite 100N in Fairfax, VA 22031. Can help patients with the following: Bone Cancer, Colon Cancer, Leukemia, Prostate Cancer, Sarcoma, Testicular Cancer. His National Provider Identifier (NPI) number is 1043211360. Appointment can be made via the phone number (571) 350-8400. He also has a website where you can get more information. The website can be found at https://www.virginiacancerspecialists.com/physician/gregory-s-sibley-m-d/. He is affiliated with 2 practices.
Conditions treated
Dr. Gregory S. Sibley, being an radiation oncologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Gregory S. Sibley.
- Acoustic Neuroma
- Anal Cancer
- Bladder Cancer
- Bone Cancer
- Brain Cancer
- Breast Cancer
- Cancer
- Cervical Cancer
- Colon Cancer
- Cushing's Syndrome
- Hodgkin's Disease
- Leukemia
- Liver Cancer
- Lung Cancer
- Penis Cancer
- Prostate Cancer
- Salivary Gland Cancer
- Sarcoma
- Testicular Cancer
- Vaginal Cancer
Procedures Performed by Dr. Gregory S. Sibley
Medicare Enrollment
Dr. Gregory S. Sibley is enrolled to bill Medicare as a Practitioner - Radiation Oncology .
Bills through: Virginia Cancer Specialists, P.c.
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Varian Medical Systems | $146 |
| Novocure | $129 |
| Amgen | $34 |
Other
| Food and Beverage | $370 |
Studies
UNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated in 1990Other ways to reach out
- Website: https://www.virginiacancerspecialists.com/physician/gregory-s-sibley-m-d/
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Questions & Answers
What conditions does Dr. Gregory S. Sibley treat?
Dr. Gregory S. Sibley provides treatment for Bone Cancer, Colon Cancer, Leukemia, Prostate Cancer, Sarcoma, Testicular Cancer. For the full list see this list.
Does Dr. Gregory S. Sibley have affiliation with practices?
Dr. Gregory S. Sibley is affiliated with Virginia Cancer Specialists - Fairfax. For the full list of practices see this list.
Where can you meet with Dr. Gregory S. Sibley?
Dr. Gregory S. Sibley's office is located at 8613 Route 29 Suite 100N in Fairfax, VA 22031.