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Dr. Gregory S. Oneill, MD

Family Medicine

Dr. Oneill's Overview

Dr. Gregory S. Oneill graduated from the University of Iowa Carver College of Medicine in 1987. He works in Granger, IN and specializes in Family Medicine and Urgent Care Medicine. Dr. Oneill is affiliated with Memorial Hospital Of South Bend and Saint Joseph Regional Medical Center.

Dr. Oneill's Experience

Years in Practice: 28

Dr. Oneill's Specialties

Family Medicine, Urgent Care Medicine

Dr. Oneill's Education & Training

Medical School: University of Iowa Carver College of Medicine; Graduated 1987

Dr. Oneill's Rating

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Dr. Oneill's Accepted Insurance

  • Ambetter from MHS HIX
  • CIGNA Open Access Plus
  • UHC Choice Plus POS
  • UHC Navigate POS
  • UHC Options PPO
  • View More

Dr. Oneill's Office Information & Appointments

Office Locations

Memorial Medical Group
Main Street Medical Group

6913 N Main St Ste 300
Granger, IN 46530
(574) 647-1500


Office Hours and Information

Fax: (574) 647-2567

Practice Website:

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

Monday 8:00 AM - 5:00 PM
Tuesday 8:00 AM - 5:00 PM
Wednesday 8:00 AM - 5:00 PM
Thursday 8:00 AM - 5:00 PM
Friday 8:00 AM - 5:00 PM
Saturday 8:00 AM - 5:00 PM
Sunday 8:00 AM - 5:00 PM

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Office Locations

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