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Dr. Mark S. O'Brien, MD

Internal Medicine

  • (616) 774-8200

Dr. O'Brien's Overview

Dr. Mark S. O'Brien graduated from the Wayne State University School of Medicine in 1980. He works in Grand Rapids, MI and specializes in Internal Medicine and Nephrology. Dr. O'Brien is affiliated with Spectrum Health Blodgett Campus, Spectrum Health Grand Rapids and Spectrum Health United Hospital.

Dr. O'Brien's Experience

Years in Practice: 35

Dr. O'Brien's Specialties

Internal Medicine, Nephrology

Dr. O'Brien's Education & Training

Medical School: Wayne State University School of Medicine; Graduated 1980

Dr. O'Brien's Rating

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Overall Rating


  • Explains conditions & treatments
  • Takes time to answer my questions
  • Provides follow-up as needed
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Dr. O'Brien's Accepted Insurance

  • Aetna Choice POS II
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • BCBS Blue Card PPO
  • BCBS MI Blue Care Network PCP Focus Network
  • BCBS MI PPO Plans - Group Employees
  • Blue Care Network
  • CIGNA Open Access Plus
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Dr. O'Brien's Office Information & Appointments

Office Locations

Obrien & Green Mds

4070 Lake Dr SE Ste 201
Grand Rapids, MI 49546
(616) 774-8200


Office Hours and Information

Fax: (616) 774-0304

Practice Website: Not Available

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: No

Monday 9:00 AM - 5:00 PM
Tuesday 9:00 AM - 5:00 PM
Wednesday 9:00 AM - 12:00 PM
Thursday 9:00 AM - 5:00 PM
Friday 9:00 AM - 5:00 PM
Saturday Closed
Sunday Closed

Other Physicians in Dr. O'Brien's Practice

  • Not Available

Office Locations

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