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

Jeffrey K Zawacki, MD

Individual provider Surgery Physician · NPI 1790774750

Jeffrey K Zawacki, MD is a General Surgery in Berwyn, Illinois. Graduated from University of Massachusetts Medical School in 1992, 34 years ago. Practices with Loyola Medical Group LLC, a 123-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
34
Trained at
University of Massachusetts Medical School
Licensed in
IL
In the registry since
2005
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

3245 Grove Ave Ste 202
Berwyn, IL 60402-3474
Phone: (708) 484-0621
Fax: (708) 484-0250
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 036-089882 (IL)

Record details

NPI number1790774750
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 20, 2005
Last updated in NPPESMarch 9, 2011

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Also practisesCOLORECTAL SURGERY (PROCTOLOGY)
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 1992 (34 years in practice)
Group practice Loyola Medical Group Llc — 123 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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