Internal Medicine

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  • Sister Mary Gretchen Hoffman
    Sister Mary Gretchen Hoffman, RSM, MD
    Internal Medicine Resident

    Sister Mary Gretchen originates from Wichita, Kansas where her family still resides.  She completed her Bachelor of Science Degree in Biology at the University of Dallas in 2003 and joined the Religious Sisters of Mercy shortly thereafter. She began her medical studies at the George Washington University in Washington D.C. where she obtained her Medical Degree in 2011.  After graduation from medical school she started her residency in Internal Medicine at the University of Tennessee Medical Center of Knoxville, Tennessee.  She is currently a PGY-3 resident, preparing to graduate residency in June 2014 and join the Religious Sisters of Mercy physicians as a practicing internist.

    Recent academic projects include an abstract and poster presentation at last spring’s National ACP meeting in San Francisco, titled: A Common Problem with an Unlikely Suspect: A Case of HSV Hepatitis. She also works as a resident liaison for the hospital’s resuscitation committee and is working to develop a curriculum to teach residents how to be effect Code Blue team leaders by using the Graduate School of Medicine’s simulation center.

  • Sister Jane Firestone, RSM, MD, MA
    Sister Jane Firestone, RSM, MD, MA
    Physician

    Sister Jane Firestone, RSM, MD, MA is the Vicar General for the Religious Sisters of Mercy of Alma, MI and the local superior of the convent in DeWitt, MI.  She attended Michigan State University Medical School and completed her Internal medicine residency at Sinai Hospital in Detroit in 1981.  She was board certified in Internal Medicine in 1982 and has worked at Sacred Heart Mercy Health Care Clinic in Alma, MI since that time. She was chief of staff at Gratiot Community Hospital from 1997-1999.  She is also the medical director of Saint Francis Nursing Home in Saginaw, MI.  She enjoys working with the elderly, attending to their medical needs and incorporating her Catholic faith in the context of addressing human suffering and medical care.

     

  • Sister Mary Rachel (Elizabeth) Nerbun, RSM, MD
    Sister Mary Rachel Nerbun, RSM, MD
    Physician

    Sister Mary Rachel (Elizabeth) Nerbun, RSM, MD was born and reared in Sumter, SC as the 2nd of 7 children.  She obtained a bachelor’s degree from the University of Dallas before entering the Religious Sisters of Mercy in 1998.  After finishing medical school at the George Washington University School of Medicine in 2006, she completed internal medicine residency at Saint Mary’s Hospital in Waterbury, Connecticut, a Yale Affiliate, in 2009 and joined Sacred Heart Mercy Health Care Center in September 2009.

    Sister Mary Rachel, is a member of the American College of Physicians and Board-certified in Internal Medicine, working both in our busy outpatient office as well as following our patients inpatient at MidMichigan Medical Center-Gratiot where she holds admitting privileges.  She particularly enjoys working with the elderly, diabetes management, and having the opportunity to incorporate our faith into our work of comprehensive health care.