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

Michael Henry Oster, DO

Individual provider Emergency Medicine Physician · NPI 1356333991

Michael Henry Oster, DO is an Emergency Medicine in Gurnee, Illinois. Graduated from Midwestern University, Chicago College of Osteopathic Med in 1978, 48 years ago. Practices with Addiction Services and Pharmacotherapy SC, a 4-clinician group and accepts Medicare assignment. Licensed in Illinois and Wisconsin.

Years since qualifying
48
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
IL, WI
In the registry since
2005
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

34555 N Red Oak Ln
Gurnee, IL 60031-2563
Phone: (847) 244-0678
Fax: (847) 244-0886
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X (IL)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 39679-021 (WI)

Record details

NPI number1356333991
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 19, 2005
Last updated in NPPESJuly 13, 2026
Mailing address34555 N Red Oak Ln, Gurnee, IL 60031-2563

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 1978 (48 years in practice)
Group practice Addiction Services And Pharmacotherapy Sc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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