Summary

Dimitri Sigounas, M.D. is a board-certified neurosurgeon and interventional neuroradiologist at The GW Medical Faculty Associates. He specializes in cerebrovascular disorders, including aneurysms, arteriovenous malformations (AVM's), vascular brain masses, carotid occlusive disease, and stroke. He has expertise in the endovascular and open treatment of aneurysms and the embolization of AVM's. Dr. Sigounas is also skilled in carotid stenting/endarterectomy, stroke interventions, and delivery of intra-arterial chemotherapy. He is one of the few neurosurgeons in Washington, D.C. and southern Maryland with dual expertise in both open neurosurgical as well as minimally invasive interventional techniques for the treatment of neurologic disease, which affords him a unique perspective in determining the optimal treatment for each individual patient's needs using the most advanced technologies. Dr. Sigounas graduated with an A.B. degree with honors from Harvard University. He subsequently received his M.D. from the University of North Carolina-Chapel Hill School of Medicine, where he was granted a Doris Duke Clinical Fellowship. Dr. Sigounas did his surgical internship and neurosurgical residency training, as well as serving as chief resident, at New York-Presbyterian Hospital/Weill Cornell Medical College and Memorial Sloan-Kettering Cancer Center. He completed specialized fellowship training in endovascular neurosurgery/interventional neuroradiology at New York-Presbyterian Hospital/Weill Cornell Medical College. He has surgical and interventional expertise in treating numerous vascular diseases of the brain and spine. Dr. Sigounas has extensive clinical research experience in the area of minimally invasive neurosurgery and has published articles involving the treatment of stroke, aneurysms, dural arteriovenous fistulae, and brain tumors using the most innovative, least invasive approaches. He is the site primary investigator of 5 multi-institutional clinical trials and is co-investigator of a multi-year R01 research grant awarded by the NIH. He was one of the original contributors and co-authors of an ongoing NIH-funded, multi-center clinical trial assessing the efficacy of topical vancomycin on reducing surgical site infections in craniotomies. He has lectured both nationally and internationally.
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Quick Facts

  • accepting new patients
  • 4.8
  • 19 years of experience
  • 16 insurance plans accepted
  • speaks English
  • New York Presbyterian Hospital
  • 7 written reviews
  • 1 specialty
  • 7 areas of expertise
  • 1 office location
  • Male

Office Location

GW Neurosurgery - Foggy Bottom South Pavilion

2150 Pennsylvania Ave NW # 7Washington, DC 20037

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Dr. Dimitri Sigounas, MDDr. Guy W Gargour, MDDr. Eric Christopher Burton, MDDr. Ruth Elisabeth Kerr Jakoby, MD
Neurological SurgeryNeurological SurgeryNeurologyNeurological Surgery
Accepts New Patients
4.8 
4.6 
4.4 
19 Years of Experience 65 Years of Experience 32 Years of Experience 73 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish
Washington , DCLa Plata , MDBethesda , MDChevy Chase , MD
Med School: University Of North Carolina At Chapel Hill School Of Medicine Med School: Ibrahim Pasha Univ Fac Of Med Egypt (915-01 After 1/1971) Med School: University Of Michigan Medical School Med School: Columbia University
Current Profile
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Insurance Plans Accepted by Dr. Dimitri Sigounas

  • Aetna
  • AmeriHealth
  • AmeriHealth - Medicaid (Managed)
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - Medicare (Advantage HMO)
  • CareFirst Blue Cross Blue Shield - PPO
  • Humana - Medicare (Advantage HMO)
  • Kaiser Permanente
  • Kaiser Permanente - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Riverside Health - HMO
  • UnitedHealthcare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • University of Maryland Health Partners

Medical Specialties

Dr. Dimitri Sigounas has the following specialty

Specialty Expertise

Dr. Dimitri Sigounas has the following 7 areas of expertise

  • Aneurysm
  • Brain Surgery
  • Brain Tumor
  • Craniotomy
  • Glioblastoma
  • Laminectomy
  • Stroke

Certifications, License, & Education

19 Years Experience

MEDICAL LICENSE

Medical Doctor, District Of Columbia, 2026, Expired
Medical Doctor, Virginia, 2026, Expired

EDUCATION & TRAINING

Residency

New York Presbyterian Hospital

Medical School

University Of North Carolina At Chapel Hill School Of MedicineGraduated in 2008
University Of North Carolina At Chapel Hill School Of MedicineGraduated in 2007

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Frequently Asked Questions

How can I make an appointment with Dr. Dimitri Sigounas?
You can find contact information for Dr. Dimitri Sigounas here on Vitals.
Does Dr. Dimitri Sigounas accept virtual/telehealth appointments?
Dr. Dimitri Sigounas has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Dimitri Sigounas speak?
Dr. Dimitri Sigounas speaks English.
Where is Dr. Dimitri Sigounas's office located?
Dr. Dimitri Sigounas's office is located at 2150 Pennsylvania Ave NW # 7, Washington, DC, 20037.
Does Dr. Dimitri Sigounas accept my insurance?
You can see the insurance plans that Dr. Dimitri Sigounas accepts on their Vitals profile.

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