See All Adolescent Psychiatrists & Pediatric Psychiatrists in Marshfield, WI
Dr. Mary Hennessy, MD

Dr. Mary Hennessy, MD

Age 66 Child & Adolescent Psychiatry F
(2) 2 reviews
Accepting New Patients


Dr. Mary Hennessy, MD is a child & adolescent psychiatry specialist in Marshfield, WI. She currently practices at Mchs Hospitals Inc.. She accepts multiple insurance plans. Dr. Hennessy is board certified in Child & Adolescent Psychiatry.



Insurance Accepted

  • Aetna
  • Anthem
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • First Health
  • MultiPlan

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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Healthgrades insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Mary Hennessy, MD on Sharecare. To arrange an appointment, call the number on Dr. Hennessy's profile.

Dr. Hennessy frequently treats the following conditions: Conduct Disorder, Emotional Disturbances of Childhood and Adolescence , and Anxiety. See more on Sharecare.

Yes, Dr. Mary Hennessy, MD holds board certifications in Child & Adolescent Psychiatry and Psychiatry.

Dr. Hennessy has over 32 years of healthcare experience.


  1. Practice

    1. 1
      Mchs Hospitals Inc.
      1000 N Oak Ave, Marshfield, WI 54449 (715) 387-5744