Thillai Sekar, MD

Diagnostic Radiology
Accepting New Patients
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Dr. Thillai Sekar is an assistant professor of radiology at Columbia University Irving Medical Center and an assistant attending radiologist at NewYork-Presbyterian Hospital. Dr. Sekar received his medical degree from Rutgers-New Jersey Medical School in Newark, New Jersey. His postdoctoral training consists of a one-year preliminary internal medicine internship at the Ohio State University, a four-year diagnostic radiology residency at Rutgers-New Jersey Medical School, followed by a one-year fellowship in abdominal imaging at NewYork-Presbyterian Hospital.

Academic Appointments

  • Assistant Professor of Radiology at CUMC

Hospital Affiliations

  • NewYork-Presbyterian / Columbia University Irving Medical Center
  • NewYork-Presbyterian Westchester
  • NewYork-Presbyterian Westchester
  • NewYork-Presbyterian Allen Hospital


  • Male

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Insurance Accepted


  • EPO
  • Great West (National)
  • HMO
  • POS
  • PPO


  • Medicare Managed Care
  • PPO


  • ConnectiCare
  • EPO
  • Essential Plan
  • HMO
  • Medicaid Managed Care
  • Medicare Managed Care
  • POS
  • PPO
  • Select Care (Exchange)
  • Vytra

Local 1199

  • Local 1199

MagnaCare (National)

  • MagnaCare


  • Railroad
  • Traditional Medicare


  • Multiplan


  • Special Needs


  • Compass (Exchange)
  • Empire Plan
  • HMO
  • Medicare Managed Care
  • POS
  • PPO

*Please contact the provider’s office directly to verify that your particular insurance is accepted.

Credentials & Experience

Education & Training

  • MD, New Jersey Medical School-UMDNJ
  • Internship: Ohio State University Medical Center
  • Residency: New Jersey Medical School-UMDNJ

Board Certifications

  • Diagnostic Radiology