• Internal Medicine

  • An adult primary care doctor has advanced training in complex medical problems. Internal Medicine is dedicated to the understanding, diagnosis and treatment of disease; managing both common and complex illnesses in the entire patient rather than a particular organ system.

    We offer a broad range of patient care services such as:

    • Adult preventative care and health maintenance
    • Diagnosis and care of acute and chronic medical conditions such as high cholesterol, diabetes, high blood pressure and thyroid disease 
    • Wellness exams
    • Immunizations
    • Bone density scans
    • Men's and Women's health screenings
    • Management of adult patients with multiple, complex medical issues
    • Consultant to other disciplines

  • Our Providers

  • Dr. MangosingDr. Edward Mangosing is an Internal Medicine physician at Siena Medical Clinic. Dr. Mangosing graduated from the University of Santo Tomas, and completed his residency at Robert Packer Hospital. He has been a physician in Garden City since 2000.
    Dr. Robert RosinDr. Robert Rosin brings over 25 years of experience to Siena Medical and St. Catherine Hospital and is board certified in Internal Medicine. Dr. Rosin graduated from the University of Kansas School of Medicine and completed his residency at the University of Kansas School of Medicine-Wichita. He specializes in Adult Primary Care and began seeing patients in 2016.
  • Dr. Rosin and Dr. Mangosing bring over 40 years of experience and both are board certified in Internal Medicine. 

    All facets of internal medicine are covered by Dr. Rosin and Dr. Mangosing their team of Advanced Practice Registered Nurses, Registered Nurses and Certified Nursing Assistants.

    Siena Medical Clinic is a full service specialty clinic serving southwest Kansas for over 40 years. Our board certified physicians and experienced healthcare providers care for more than 60,000 patient visits annually. To make an appointment with Drs. Rosin and Mangosing, please call 620-275-3710.

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