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Michael D Martz, DO

  • Primary Care
  • Preventive Medicine
  • Family Medicine

Accepting New Patients

Virtual Visits Available

Mercy Health Physicians

Meet Michael

I have been a Family Medicine Physician in the Lima area for many years. I attended medical school in Chicago and completed a Family Medicine residency in Columbus. I currently reside in Delphos with my wife and four children. I consider it a privilege to practice medicine in Lima and am honored to serve our local community.

Places of Care

Insurances Accepted

Michael D Martz, DO, accepts a variety of health insurance types, including Medicare, commercial and Medicaid, to better serve our communities. To check if your insurance is accepted, search for your plan below. Please know this list is subject to change and it is always a good idea to confirm coverage and restrictions with your insurance provider before scheduling visits and procedures.

Ratings & Reviews

We support your choice for the best care and believe it's vital you have all the information when making an appointment. Understanding the Patient Satisfaction Rating is key. Learn about our survey process.

Overall Score

4.9 out of 5 600 ratings, 62 reviews

Patient Reviews

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July 2026
Addressed all my concerns and gave me options where needed
July 2026
I recommend all the time they our great
July 2026
Dr martz spent time with me and helped out on all my questions
July 2026
Always very thorough
July 2026
Dr. Martz is the very best I've ever had as a family doctor.
July 2026
My kids love Dr. Martz. He is always kind and respectful.
July 2026
Good
July 2026
Very good
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