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Dr. Frederick Siefert Is this you?

About Dr. Frederick Siefert

Dr. Frederick Siefert, MD is a Doctor primarily located in Old Greenwich, CT, with another office in Greenwich, CT. He has 53 years of experience. His specialties include Internal Medicine and Geriatric Medicine. Dr. Siefert is affiliated with Greenwich Hospital Association, Greenwich Hospital and Greenwich Hospital, Greenwich CT. He speaks English.


Dr. Frederick Siefert has the following 2 specialties

  • Internal Medicine

    An internist is a physician who focuses on the diagnosis and treatment of conditions that affect the adult population—both acute and chronic.
    These doctors are often who adults see as their primary physicians because they treat a broad...

  • Geriatric Medicine

    A geriatric specialist is a physician who treats the elderly population and the conditions that most commonly affect them. These doctors have special training in the effects of aging on the body and mind of a patient.
    Geriatric specialists...


9 Expertise

See areas of expertise for treating specific conditions, procedures and surgeries for this doctor.
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