Dr. Diane M. Flershem, M.D.
Concierge Internal Medicine physician, Arlington Heights, IL
Riverside Medical, S.C.Dr. Flershem is an internal medicine physician in Arlington Heights.
Facts on this page last checked October 2026. How we check doctors
About Dr. Flershem
Her medical degree is from Rush Medical College. She also studied anesthesiology at New York Hospital-Cornell University. Her internal medicine residency was at Northwestern Memorial Hospital.
She is board certified in Internal Medicine. Outside of work she enjoys zoos and her two dogs. She also takes trips with friends to New York and Arizona.
Membership and fees
The practice bills insurance and charges each patient an annual fee.
The annual fee is $400 per patient per year.
The practice accepts most PPO and Medicare plans.
Education and credentials
Location
Recognition and research
Awards
Publications
Patient reviews
Questions patients ask
Does Dr. Flershem take insurance, or offer a membership?
The practice bills insurance and accepts most PPO and Medicare plans. It also charges each patient an annual fee.
How much is the annual fee at Riverside Medical?
The Annual Fee Program costs $400 per patient per year.
Is Dr. Flershem board certified?
Yes, she is board certified in Internal Medicine.
Where did Dr. Flershem train?
She studied at Rush Medical College for her medical degree. She completed her residency in internal medicine at Northwestern Memorial Hospital.
Where is Dr. Flershem's office?
Dr. Flershem's office is at Riverside Medical, S.C. in Arlington Heights, Illinois.
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