Doctor of Osteopathic Medicine

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Joy A. Derwenskus, D.O.’98

Joy A. Derwenskus, D.O.’98, joined the neurology department of Murfreesboro, TN, Medical Clinic. She brings an extensive background in the treatment of multiple sclerosis. She has served patients with the disorder through numerous clinical trials, speaking engagements, and published resources. […]

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Mary J. Haas, D.O.’13

Mary J. Haas, D.O.’13, joined the medical staff at Regional Health Services (RHS) of Howard County in Cresco, IA. She completed her residency at the University of Iowa Hospitals and Clinics. Haas has a particular interest in preventive medicine as

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Thomas Petrie, D.O.’10

Thomas Petrie, D.O.’10, joined the staff of Cedar Valley Eye Care (CVEC) in Waterloo, IA. He completed his ophthalmology residency in Columbus, OH. CVEC offers eye care services ranging from routine care to specialized treatment and surgery.

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Robert J. Signore, D.O.’86

Robert J. Signore, D.O.’86, authored an article published in January 2017 in the Dermatology Online Journal titled “Prevention of poison ivy dermatitis with oral homeopathic Rhus toxicodendron.” According to the abstract, “acute allergic contact dermatitis to poison ivy is a

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Sherri L. Graf, D.O.’96

Sherri L. Graf, D.O.’96, on Feb. 1 began her term as president-elect of the medical staff of Ascension Providence and Providence Park Hospitals in southeast Michigan. She currently sits as vice chair of the department of obstetrics and gynecology, Ascension

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