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

Dr. Erik Michael Allison, DO

Individual provider Emergency Medicine Physician · NPI 1821309113

Dr. Erik Michael Allison, DO is an Emergency Medicine in Olympia Fields, Illinois. Graduated from Midwestern University, Chicago College of Osteopathic Med in 2007, 19 years ago. Practices with Ies ER Oklahoma LLC, a 128-clinician group and accepts Medicare assignment. Licensed in Illinois and Ohio.

Years since qualifying
19
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
IL, OH
In the registry since
2010
Specialties on file
2
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

20201 Crawford Ave
Olympia Fields, IL 60461-1010
Phone: (708) 747-4000
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 036.125422 (IL)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 34C.000160 (OH)

Record details

NPI number1821309113
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedJuly 1, 2010
Last updated in NPPESAugust 28, 2023
Certification dateAugust 28, 2023
Mailing address2521 N Talman Ave, Unit 1, Chicago, IL 60647-1811

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 2007 (19 years in practice)
Group practice Ies Er Oklahoma Llc — 128 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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