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8110 Gatehouse Road, Falls Church, VA 22042

Mary A Steimer, NP

A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records.
Mary Steimer, NP


Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Nurse Practitioner




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About Mary Steimer, NP

Mary Steimer is an Adult-Gerontology Nurse Practitioner. She joined Inova Health System in 2016 and has been practicing since 2013. She has a special interest in symptom management, patient education and clinical research.

Mary became interested in oncology and hematology after working as a clinical research coordinator in medical oncology after receiving her undergraduate degree in public health. Her goal is to help deepen her patients' understanding of their diagnoses and associated treatment plans.

A native of Pittsburgh, PA, Mary currently resides in Fairfax, VA. In her spare time she enjoys taking yoga classes, spending time with family and cheering for the Pittsburgh Steelers.


  • Robert Woodruff Clinical Fellowship Recipient
  • Oncology Nursing Society Member

Patient Reviews

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The Patient Rating score is an average of all responses to physician related questions on our nationally-recognized Press Ganey Patient Satisfaction Survey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are gathered from our Press Ganey Patient Satisfaction Survey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

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Inova Physician Referral Services

Please make note of the following information.

This referral service is sponsored by Inova. Only physicians with appropriate medical staff privileges at an Inova affiliated hospital may participate. There is no charge or fee to you or for the participating physician for our service. Physician participation is voluntary.

Physician referrals will be based on your referral needs and preferences of location, specialty, and rotation availability of the physician.

The physicians on our referral panel are independent practitioners or physician employees. The independent practitioners are not employees, agents or representatives of Inova and are solely responsible for their provision of medical care to you.