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

Aaron Zirk, DO

Individual provider Emergency Medicine Physician · NPI 1386917268

Aaron Zirk, DO is an Osteopathic Manipulative Medicine in Naperville, Illinois. Qualified in 2012, 14 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
14
Licensed in
IL
In the registry since
2012
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

1041 Royal Saint George Dr
Naperville, IL 60563-2322
Phone: (773) 791-2478
Show map & directions

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

Additional practice locations (2)

  • 1000 Health Center Dr, Mattoon, IL 61938-9261 — (217) 258-2551
  • 1041 Royal Saint George Dr, Naperville, IL 60563-2322 — (773) 791-2478

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 036.136027 (IL)

Record details

NPI number1386917268
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedFebruary 22, 2012
Last updated in NPPESJuly 19, 2024
Certification dateJuly 19, 2024
Mailing address1041 Royal Saint George Dr, Naperville, IL 60563-2322

Medicare enrollment

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

Medicare specialtyOSTEOPATHIC MANIPULATIVE MEDICINE
Also practisesEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2012 (14 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Naperville