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About Me

Conditions I specialize in
  • Family Medicine

John Merling, MD, joined Wilmington Medical Associates Inc. in 1990.

Dr. Merling recently retired from Obstetrics after 35 years and performing thousands of deliveries. He continues in Family Medicine with a focus on women’s health and pediatric patient care. He appreciates the trust our patients place on Wilmington Medical providers in taking care of themselves and their entire families.

Dr. Merling lives in Wilmington with his wife, Dr. Mary Ann Merling. They raised nine children and have three grandchildren. He enjoys camping and served more than 15 years as a Cub Scout leader. His interests include history, especially collecting World War II memorabilia.

Practice Focus:

  • Comprehensive care for all ages, newborn through geriatrics
  • Well care visits and annual physicals
  • Preventive medicine
  • Health-risk assessments
  • Immunizations and screening tests
  • Diagnosis and treatment of acute illness
  • Management of chronic conditions, including diabetes and heart disease
  • Annual and sports physicals
  • Weight management
  • Lifestyle medicine
  • Mental health, including depression and anxiety
  • Palliative care
  • Women’s health

Locations I practice at

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  • 1
    TriHealth Physician Partners - Wilmington
  • Education

    • University of Cincinnati College of Medicine | Medical School, 1987
      Doctor of Medicine (MD)
    • Franciscan Medical Center | Residency, 1990

    Certifications

    • American Board of Family Medicine | Other, 1990

    Ratings and Reviews

    The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
    4.9 / 5 (220 ratings, 10 comments)
    Comments from patients
    • 5 / 5
      Was ble to resolve problems without going to an emergency room.
      Reviewed March 29, 2026
    • 5 / 5
      I have been coming to this facility for many years. What keeps me coming back? The attention given to my current and future health. Dr. John Merling has always listened to me and talked with me concerning my future care.
      Reviewed March 14, 2026
    • 5 / 5
      Mr. Merling spent plenty of time and explained my problems very well
      Reviewed February 27, 2026
    • 5 / 5
      Everything good
      Reviewed February 23, 2026
    • 5 / 5
      Nurse Practitioner was very pleasant and did very well with my son's care Thank you for your service!;)
      Reviewed February 22, 2026
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