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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Dennis Liu is Excellent. Dr. Liu has been reviewed by 7 patients who have provided 3 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
Promptness 4.7
Courteous Staff 4.7
Accurate Diagnosis 4.0
Bedside Manner 4.3
Spends Time with Me 4.0
Follows Up After Visit 4.0

Specialties & Research

Dr. Dennis Liu, MD is board certified in Urology and Pediatric Urology.

  • He has special expertise in 4 areas:
  • Hypospadias
  • Overactive Urinary Bladder
  • Urinary Incontinence
  • Vesico-Ureteral Reflux

Education & Awards

Dr. Liu graduated from Northwestern University, Chicago.


Dr. Liu has 14 hospital affiliations:

  • Central Dupage Hospital 
  • The University of Chicago Medicine 


  • Mandarin
  • Chinese
  • English

> > > > Dr. Dennis Liu, MD

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Additional Information
Dr. Dennis B Liu MD is a male Urologist, has 13 years of experience and practices in Urology and Pediatric Urology.
Where does Dr. Dennis B. Liu practice?
Dr. Dennis Liu has 10 office locations.
Dr. Dennis Liu practices Urology and Pediatric Urology near Winfield, IL.
Additional practice locations include: Chicago, IL and New Lenox, IL.
See Winfield Urologists and Winfield Pediatric Specialists.