Dr. Gregory Sibley, MD

Radiation Oncology •  Male • Age 56
  
Dr. Sibley
Accepting new patients

Virginia Cancer Specialists

10301 Democracy Ln Fairfax, VA 22030

Make an Appointment

(703) 934-4450

Dr. Gregory Sibley, MD is a Radiation Oncology Specialist in Fairfax, VA and has over 30 years of experience in the medical field. He graduated from Univ of Michigan Med Sch medical school in 1990. He is affiliated with Sibley Memorial Hospital. He is accepting new patients. Be sure to call ahead with Dr. Sibley to book an appointment.


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At a Glance

  • Explains Conditions Well
    Patients said this doctor explains conditions well. See reviews
  • Hospital Satisfaction
    Patients said they were highly satisfied at this doctor's hospital. See hospitals
  • Practices at Top Hospital
    Outstanding Patient Experience Award™ See hospitals

Insurance Check

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Dr. Sibley accepts

Accepted insurance can change. Please double-check when making an appointment.

(703) 934-4450

Dr. Sibley accepts the following insurance:

Aetna
Choice Plus POS II
Anthem
Balanced-VA PPO
BlueCare-VA
BlueChoice Adv Open Access (Select Network)-VA
Bronze OAEPO-VA
Bronze-VA PPO
Commonwealth of Virginia
Essential KeyCare-VA
Gold OAEPO-VA
Gold-VA PPO
HealthKeepers Balanced OAPOS-VA
HealthKeepers Bronze OAPOS-VA
HealthKeepers Bronze Pathway OAPOS-VA
HealthKeepers Bronze with H.S.A-VA
HealthKeepers Bronze X (via Exchange)-VA
HealthKeepers Bronze-VA
HealthKeepers Bronze-VA POS Plus
HealthKeepers Catastrophic X (via Exchange)-VA
HealthKeepers Catastrophic-VA
HealthKeepers Gold OAPOS-VA
HealthKeepers Gold Pathway OAPOS-VA
HealthKeepers Gold X (via Exchange)-VA
HealthKeepers Gold-VA
HealthKeepers Gold-VA POS
HealthKeepers Gold-VA POS Plus
HealthKeepers Platinum OAPOS-VA
HealthKeepers Silver OAPOS-VA
HealthKeepers Silver Pathway OAPOS-VA
HealthKeepers Silver X (via Exchange)-VA
HealthKeepers Silver-VA
HealthKeepers Silver-VA POS
HealthKeepers Silver-VA POS Plus
HealthKeepers-VA HMO
Healthy Virginian
Individual Basic BlueCare-VA
Individual Basic KeyCare-VA
Individual KeyCare HSA-VA
Individual KeyCare Preferred-VA
Individual KeyCare-VA
KeyCare Flexible Choice-VA
KeyCare Healthsmart Enhanced Rx-VA
KeyCare Healthsmart-VA
KeyCare-VA POS
KeyCare-VA PPO
Lumenos HSA-VA
National (BlueCard Basic) PPO
National (BlueCard) PPO
Option I-VA
Pathway Tiered Hospital-VA
Pathway X Tiered Hospital Network-VA
Platinum OAEPO-VA
Platinum-VA PPO
Silver OAEPO-VA
Silver-VA PPO
The Local Choice-VA
Virginia Advantage
Virginia Basic
Anthem Blue Cross Blue Shield
KeyCare PPO
Blue Cross Blue Shield
Blue Card PPO
CareFirst Blue Cross Blue Shield
Blue Choice Advantage
Blue Preferred PPO
CareFirst Maryland POS
HealthyBlue 2.0
HealthyBlue Advantage
Cigna
Cigna HMO
Cigna PPO
Open Access Plus
Coventry Health Care
Southern Health PPO
First Health (Coventry Health Care)
First Health (Coventry Health Care) PPO
MultiPlan
MultiPlan PPO
PHCS Network PPO

Background Check

No malpractice claims found for Virginia
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
Learn more about background checks

Experience Check

Check Dr. Sibley's experience treating your condition or procedure

Dr. Sibley's Top Procedures and Conditions

Treatment Frequency
Cancer
very high
very high

Treatment Frequency

Dr. Sibley treats Cancer more than 93% of his peers

Dr. Sibley treats this condition more than 93% of his peers

Rating Includes other areas of care:

  • Adenoid Cystic Carcinoma
  • Adolescent Cancer
  • Adrenal Cortical Carcinoma
  • Adrenal Gland Cancer
  • Adult Cerebral Astrocytoma
  • Adult Small Cell Lung Cancer
  • Ampullary Carcinoma
  • Anal and Rectal Cancer
  • Anal Cancer
  • Anaplastic Oligodendroglioma
  • Angiosarcoma of the Breast
  • Appendix Cancer
  • Astrocytoma
  • Basal Cell Carcinoma (BCC)
  • Basal Type Breast Cancer
  • Benign Astrocytoma
  • Bile Duct Cancer
  • Biliary Cancer
  • Bladder Cancer
  • Blood Cancer
  • Bone Cancer
  • Brain and Nervous System Cancer (Includes: Gliomas, Astrocytoma, Schwannoma, Medulloblastoma, Chordoma)
  • Brain Cancer
  • Brainstem Glioma
  • Breast Cancer
  • Breast Cancer Recurrence
  • Bronchioalveolar Carcinoma
  • Bronchogenic Carcinoma
  • Cancer of Floor of Mouth
  • Cerebellar Astrocytoma
  • Cerebral Astrocytoma
  • Cervical Cancer
  • Cholangiocarcinoma
  • Chordoma
  • Choriocarcinoma
  • Chromophobe Renal Cell Carcinoma
  • Clear Cell Adenocarcinoma
  • Clear Cell Renal Cell Carcinoma
  • Colorectal Cancer
  • Cutaneous Squamous Cell Carcinoma
  • Distal Colorectal Cancer
  • Distal Gastrointestinal Tract Cancers
  • Ductal Carcinoma in Situ
  • Duodenal Cancer
  • Ear Cancer
  • Endocrine Cancer
  • Endometrial Cancer
  • ENT Cancer
  • Epidermoid Carcinoma
  • Epithelial-Myoepithelial Carcinoma
  • Esophageal Cancer
  • Extrahepatic Bile Duct Cancer
  • Eye Cancer
  • Facial Skin Cancer
  • Fallopian Tube Cancer
  • Familial Colorectal Cancer
  • Familial Pancreatic Cancer
  • Familial Renal Cancer
  • Familial Renal Cell Carcinoma
  • Fibrolamellar Hepatocellular Carcinoma
  • Follicular Adenocarcinoma
  • Follicular Thyroid Cancer
  • Gall Bladder Cancer
  • Gallbladder & Biliary Tract Cancer
  • Gastric Cancer, Borrmann 4
  • Gastroenterologic Cancer (Colon, Stomach, Esophageal, Liver)
  • Genital System Cancer
  • Genitourinary Cancers
  • Gland Cancer
  • Glassy Cell Carcinoma
  • Glioma
  • Gliomatosis Cerebri
  • Gynecologic Cancer
  • Hamartomatous Colorectal Cancer
  • Heart Cancer
  • Hepatobiliary Cancer
  • Hepatocellular Cancer
  • Hepatocellular Carcinoma
  • Hip Cancer
  • Hypopharyngeal Cancer
  • Inflammatory Breast Cancer
  • Infundibulocystic Basal Cell Carcinoma
  • Intestinal Cancer
  • Intrahepatic Cholangiocarcinoma
  • Invasive Breast Cancer
  • Invasive Ductal Carcinoma
  • Invasive Lobular Carcinoma
  • Joint Cancer
  • Juvenile Pilocytic Astrocytoma
  • Laryngeal Cancer
  • Laryngeal Carcinoma
  • Limb Cancer
  • Lip Cancer
  • Liver Cancer
  • Locally Advanced Breast Cancer
  • Lung Cancer
  • Lymphoma of the Breast
  • Male Breast Cancer
  • Male Genitourinary Cancer
  • Malignant Astrocytoma
  • Malignant Breast Tumor
  • Malignant Glioma
  • Mediastinal Cancer
  • Medullary Thyroid Cancer
  • Medulloblastoma
  • Melanoma-Astrocytoma Syndrome
  • Merkel Cell Cancer
  • Metastatic Adrenal Gland Cancer
  • Metastatic Blood Cancer
  • Metastatic Bone Cancer
  • Metastatic Breast Cancer
  • Metastatic Cancer
  • Metastatic Liver Cancer
  • Metastatic Lymph Cancer
  • Metastatic Nervous System Cancer
  • Metastatic Prostate Cancer
  • Metastatic Skin Cancer
  • Metastatic Soft Tissue Cancer
  • Metastatic Spinal Cord Cancer
  • Metastatic Squamous Neck Cancer With Occult Primary
  • MSI-H Colorectal Cancer
  • MSI-L Colorectal Cancer
  • MSS Colorectal Cancer
  • Muscle Cancer
  • Nasal Cavity Cancer
  • Nasopharyngeal Cancer
  • Neck Cancer
  • Nerve Cancer
  • Neuroendocrine Cancer
  • Nevoid Basal Cell Carcinoma Syndrome
  • Nodular Basal Cell Carcinoma
  • Noduloulcerative Basal Cell Carcinoma
  • Non-Melanoma Skin Cancer
  • Non-Small Cell Lung Cancer
  • Nonpolyposis Colorectal Cancer, Familial
  • Nose Cancer
  • Oligodendroglioma
  • Oral Cancer
  • Oral Squamous Cell Carcinoma
  • Oropharyngeal Cancer
  • Oropharyngeal Cancer, Adult
  • Osteosarcoma of the Breast
  • Ovarian Cancer
  • Ovarian Epithelial Cancer
  • Palate Cancer
  • Pancreatic Cancer
  • Pancreatic Islet Cell Cancer
  • Papillary Renal Cell Carcinoma
  • Papillary Thyroid Cancer
  • Paranasal Sinus Cancer
  • Parathyroid (Gland) Cancer
  • Parathyroid Carcinoma
  • Parotid Gland Cancer
  • Pediatric Cancer
  • Pelvic Cancer
  • Penile Cancer
  • Pharyngeal Cancer
  • Pigmented Basal Cell Carcinoma
  • Pleura Cancer
  • Pre-Invasive Breast Cancer
  • Primary Prostate Cancer
  • Prostate Cancer
  • Prostate Cancer - Hereditary - 1
  • Prostate Cancer - Hereditary - 10
  • Prostate Cancer - Hereditary - 11
  • Prostate Cancer - Hereditary - 14
  • Prostate Cancer - Hereditary - 2
  • Prostate Cancer - Hereditary - 3
  • Prostate Cancer - Hereditary - 4
  • Prostate Cancer - Hereditary - 5
  • Prostate Cancer - Hereditary - 6
  • Prostate Cancer - Hereditary - 7
  • Prostate Cancer - Hereditary - 8
  • Prostate Cancer - Hereditary - 9
  • Prostate Cancer - Hereditary - X-Linked 1
  • Prostate Cancer - Hereditary - X-Linked 2
  • Prostate Cancer - Hereditary -12
  • Prostate Cancer - Hereditary -13
  • Prostate Cancer - Hereditary -15
  • Radiation-Induced Angiosarcoma of the Breast
  • Rectal Cancer
  • Renal (Kidney) Cancer
  • Renal Cell Cancer
  • Respiratory System Cancer
  • Retinal Cancer
  • Salivary Gland Cancer
  • Sebaceous Gland Carcinoma
  • Secretory Breast Carcinoma
  • Sinonasal Undifferentiated Carcinoma
  • Sinus Cancer
  • Skin Cancer
  • Small Cell Lung Cancer
  • Spinal Cord Cancer
  • Spleen Cancer
  • Sporadic Colorectal Cancer
  • Squamous Cell Carcinoma
  • Squamous Cell Carcinoma of Conjunctiva
  • Squamous Cell Carcinoma of Head and Neck
  • Stomach and Small Intestine Cancer
  • Stomach Cancer
  • Stomach Cancer, Familial
  • Superficial Basal Cell Carcinoma
  • Supraglottic Laryngeal Cancer
  • Testicular Cancer
  • Thoracic Cancer
  • Throat Cancer
  • Thymus Cancer
  • Thyroid Cancer
  • Thyroid Cancer, Anaplastic
  • Thyroid Cancer, Familial Medullary
  • Thyroid Cancer, Hurthle Cell
  • Tongue Cancer
  • Trachea Cancer
  • Transitional Cell Cancer
  • Transitional Cell Carcinoma
  • Tubular Carcinoma
  • Urachal Cancer
  • Ureteral Cancer
  • Urinary Tract Cancer
  • Uterine Cancer
  • Vaginal Cancer
  • Visual Pathway and Hypothalamic Glioma
  • Vocal Cord Carcinoma
  • Vulvar Cancer
Hide other areas of care
Prostate Cancer
normal
normal

Treatment Frequency

Dr. Sibley treats Prostate Cancer more than 5% of his peers

Dr. Sibley treats this condition more than 5% of his peers

Rating Includes other areas of care:

  • Primary Prostate Cancer
  • Prostate Cancer - Hereditary - 1
  • Prostate Cancer - Hereditary - 10
  • Prostate Cancer - Hereditary - 11
  • Prostate Cancer - Hereditary - 14
  • Prostate Cancer - Hereditary - 2
  • Prostate Cancer - Hereditary - 3
  • Prostate Cancer - Hereditary - 4
  • Prostate Cancer - Hereditary - 5
  • Prostate Cancer - Hereditary - 6
  • Prostate Cancer - Hereditary - 7
  • Prostate Cancer - Hereditary - 8
  • Prostate Cancer - Hereditary - 9
  • Prostate Cancer - Hereditary - X-Linked 1
  • Prostate Cancer - Hereditary - X-Linked 2
  • Prostate Cancer - Hereditary -12
  • Prostate Cancer - Hereditary -13
  • Prostate Cancer - Hereditary -15
Hide other areas of care
Colorectal Cancer
normal
normal

Treatment Frequency

Dr. Sibley treats Colorectal Cancer more than 5% of his peers

Dr. Sibley treats this condition more than 5% of his peers

Rating Includes other areas of care:

  • Distal Colorectal Cancer
  • Familial Colorectal Cancer
  • Hamartomatous Colorectal Cancer
  • MSI-H Colorectal Cancer
  • MSI-L Colorectal Cancer
  • MSS Colorectal Cancer
  • Nonpolyposis Colorectal Cancer, Familial
  • Rectal Cancer
  • Sporadic Colorectal Cancer
Hide other areas of care

Dr. Sibley's conditions and procedures:

  • Bladder Cancer
  • Brain Cancer
  • Brain Tumor
  • Breast Cancer
  • Cancer
  • Cervical Cancer
  • Colorectal Cancer
  • Esophageal Cancer
  • High-Dose Rate (HDR) Brachytherapy
  • Image-Guided Radiation Therapy (IGRT)
  • Intensity-Modulated Radiation Therapy (IMRT)
  • Lung Cancer
  • Pancreatic Cancer
  • Prostate Cancer
  • Rectal Cancer
  • Thyroid Cancer
  • Vulvar Cancer

Dr. Sibley's Reviews

Likelihood to recommend Dr. Sibley

5.0

Based on 8 ratings

5 Stars
100%
(8)
4 Stars
0%
(0)
3 Stars
0%
(0)
2 Stars
0%
(0)
1 Star
0%
(0)
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How likely are you to recommend
Dr. Sibley?
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What went well
  • Appointment scheduling (8)
  • Appointment wasn't rushed (8)
  • Explained conditions well (8)
What could be improved
  • Long wait times (7)
RecentHighestLowestMost Helpful
Reply Flag
Dr Sibley is a very kind and compassionate guy. He and his staff work as a team and they are a great team. When I first met Dr Sibley he explained everything very clear and allowed any questions I had and answered them. I highly recommend Dr Sibley and his team.
What went well
No results
What could be improved
No results
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Libby Johnson in Aldie, VA – Feb 23, 2018
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Reply Flag
Very easy to understand his explanations about conditions. Takes time to answer questions. Very professional.
What went well
No results
What could be improved
No results
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Elizabeth B in Springfield VA – Mar 29, 2016
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About Me

Biography

Dr. Gregory S. Sibley joins Virginia Cancer Specialists after serving as Radiation Oncologist and chair of the Cancer Committee at Sibley Memorial Hospital in Washington, D.C. for 14 years.  Throughout his career, Dr. Sibley has focused on provi...Read more

Specialties

  • Radiation Oncology

Board Certifications

Education

1995
University Of Chicago Medicine
Fellowship Hospital
1995
Univ of Chicago
Residency Hospital
1990
Univ of Michigan Med Sch
Medical School

Awards

Frequently Asked Questions

Is Dr. Gregory Sibley, MD accepting new patients?

Does Dr. Gregory Sibley, MD accept my insurance?

What are Dr. Gregory Sibley, MD's top areas of care?

Locations

Virginia Cancer Specialists

Virginia Cancer Specialists10301 Democracy Ln Fairfax, VA 22030
1

Affiliated Hospitals

Check the quality of care at hospitals where Dr. Sibley treats patients.

Learn more

Sibley Memorial Hospital

Washington, DC

81% Patient experience rating, 12% higher than the national average

  • Outstanding Patient Experience Award™ (2020)