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Dr. George N. Onderko, DO

Internal Medicine

Dr. Onderko's Overview

Dr. George N. Onderko graduated from the Ohio University College of Osteopathic Medicine in 2006. He works in Columbus, OH and specializes in Internal Medicine. Dr. Onderko is affiliated with Grant Medical Center and OhioHealth Doctors Hospital.

Dr. Onderko's Experience

Years in Practice: 9

Procedures Performed by Dr. Onderko

Dr. Onderko's Specialties

Internal Medicine

Dr. Onderko's Education & Training

Medical School: Ohio University College of Osteopathic Medicine; Graduated 2006

Dr. Onderko's Rating

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Overall Rating


  • Explains conditions & treatments
  • Takes time to answer my questions
  • Provides follow-up as needed
  • View All Ratings

Dr. Onderko's Accepted Insurance

  • Aetna Choice POS II
  • Aetna Managed Choice POS Open Access
  • Coventry HealthAmerica PPO
  • First Health PPO
  • MMOH SuperMed Plus
  • MMOH SuperMed POS
  • UHC Choice Plus POS
  • UHC Navigate HMO
  • UHC Navigate POS
  • UHC Options PPO
  • View More

Dr. Onderko's Office Information & Appointments

Office Locations

Hospital Medicine Services

111 S Grant Ave
Columbus, OH 43215
(614) 566-8883


Office Hours and Information

Fax: (614) 566-8149

Practice Website: Not Available

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

Monday 8:00 AM - 4:30 PM
Tuesday 8:00 AM - 4:30 PM
Wednesday 8:00 AM - 4:30 PM
Thursday 8:00 AM - 4:30 PM
Friday 8:00 AM - 4:30 PM
Saturday Closed
Sunday Closed

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Dr. Onderko's Hospital Affiliations

Office Locations

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