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

John Vasko, MD

Individual provider Emergency Medicine Physician · NPI 1336539022

John Vasko, MD is an Emergency Medicine in Naperville, Illinois. Graduated from Northwestern University Feinberg Medical School in 2015, 11 years ago. Practices with Edward Hospital, a 98-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
11
Trained at
Northwestern University Feinberg Medical School
Licensed in
IL
In the registry since
2015
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

801 S Washington St
Naperville, IL 60540-7430
Phone: (630) 527-3000
Show map & directions

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

Additional practice locations (1)

  • 333 E Lincoln Ave, Wheaton, IL 60187-4213 — (630) 525-0050

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 036.145653 (IL)

Record details

NPI number1336539022
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 2, 2015
Last updated in NPPESDecember 3, 2025
Certification dateDecember 3, 2025
Mailing address2650 Ridge Ave # 1223, Evanston, IL 60201-1700

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 2015 (11 years in practice)
Group practice Edward Hospital — 98 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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