Patient Reviews

Reviews reflect patients' level of satisfaction with the care they received from this provider. Dr. Mary Doi xhas an overall rating of 5.0.


Dr. Mary Doi, MD is a Doctor primarily located in Bethesda, MD, with another office in Chicago, IL. She has 15 years of experience. Her specialties include Internal Medicine. Dr. Doi is affiliated with Luther Hospital, Luther Midelfort Oakridge and UH Conneaut Medical Center. She speaks English.


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Specialties & Expertise

Dr. Mary Doi has the following 1 specialty and 1 board certification.

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 range of illnesses that do not require surgical or specialist interventions. They also work to help a patient maintain optimal health in order to prevent the onset of disease.
In addition to treating the common cold and flu, internists also treat chronic diseases like diabetes and heart disease.

Board Certification

See the board certifications this doctor has received. Board certifications provide confidence that this doctor meets the nationally recognized standards for education, knowledge and experience.

Locations & Directions

9309 Old Georgetown Rd
Bethesda, MD 20814

675 N Saint Clair St
Chicago, IL 60611

Nearby Doctors

Dr. Mary Doi, MD is similar to these 3 Doctors near Bethesda, MD.