Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Robert Stephen Nierzwicki, MD

Individual provider Cardiovascular Disease Physician · NPI 1194985564

Dr. Robert Stephen Nierzwicki, MD is a Cardiovascular Disease (Cardiology) in Winfield, Illinois. Graduated from Loyola University of Chicago, Stritch School of Medicine in 2006, 20 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
20
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
IL
In the registry since
2008
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

25 N Winfield Rd Ste 500
Winfield, IL 60190-1379
Phone: (630) 232-0280
Fax: (630) 232-3895
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 25 N Winfield Rd, Winfield, IL 60190-1295 — (630) 232-0280

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 036123450 (IL)

Record details

NPI number1194985564
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 10, 2008
Last updated in NPPESJune 3, 2024
Certification dateJune 3, 2024
Mailing address25 N Winfield Rd Ste 500, Winfield, IL 60190-1379

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 2006 (20 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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