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Dr. Mary Hennessy, MD Visit Healthgrades for information on Dr. Mary Hennessy, MD. Find Phone & Address information, medical practice history, affiliated hospitals and more.

Specializes in Child & Adolescent Psychiatry • Female • Age 59

1000 N Oak Ave
Marshfield, WI 54449
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Dr. Hennessy:


Dr. Hennessy's Experience

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Dr. Hennessy's Specialties

  • Child & Adolescent Psychiatry

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Patient Satisfaction

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8 Facts About Patient Satisfaction Surveys

Patient satisfaction surveys provide a standardized way of reporting about healthcare experiences. But there can be more than meets the eye when reviewing scores. Here's what you should know


Appointments & Offices

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Accepting new patients?

  • Yes
1000 N Oak Ave
Marshfield, WI 54449
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7 Tips to Prepare for Your Appointment

The key to a successful appointment is communication. To get the most out of your visit, prepare ahead of time so you can lead the conversation with your doctor. These 7 tips will get you ready

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