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8110 Gatehouse Road, Falls Church, VA 22042

Michael Joseph Horwath, MD

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.
Michael Horwath, MD


Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Endocrinology, Diabetes and Metabolism, Internal Medicine

Clinical Interest

Areas of special interest identified by the physician or additional training completed.
Diabetes, High Risk Pregnancy, Thyroid Disorders

Years of Experience





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About Michael Horwath, MD

Dr. Horwath is a specialty care physician board certified in internal medicine and endocrinology. He joins Inova Medical Group with over 30 years of clinical experience. He has a special interest in management of diabetes, thyroid disorders, hypertension, and high-risk pregnancy. 

Recently Dr. Horwath served as a member of the Northern Virginia medical community for 30 years. As part of that community, he has been a witness and a willing participant in the many changes which have occurred in medicine, especially in the practice of Endocrinology. 

Dr. Horwath's goal is to provide the most up-to-date care of endocrine disorders to every patient according to the patient's individual needs. 

A native of Pennsylvania, Dr. Horwath currently resides in Fairfax, VA with his wife. In his spare time he likes to run marathons, enjoy opera and travel.


Medical Education

George Washington University School of Medicine 1983


George Washington University Medical Center
7/1/1983 - 7/31/1985
George Washington University Medical Center
7/1/1986 - 7/31/1988

Board Certification

Endocrinology, Diabetes and Metabolism, Internal Medicine

Hospital Affiliation

Patient Reviews

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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.