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Active NPI 1356333991 Individual Practitioner Male Practitioner

Dr. Michael Henry Oster , DO

Emergency Medicine • Gurnee, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael Oster, DO is a certified Emergency Medicine practicing in Gurnee, IL. With approximately 48 years of clinical experience since graduating from Midwestern University, Chicago College Of Osteopathic Med in 1978, Dr. Oster delivers high-quality medical care to the local community at 34555 N RED OAK LN.

Dr. Oster is affiliated with Addiction Services And Pharmacotherapy Sc and accepts Medicare assignment.

Frequently performed procedures and clinical services include emergency department visit with moderate level of medical decision making, emergency department visit for life threatening or functioning severity, emergency department visit with straightforward medical decision making. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

34555 N Red Oak Ln

Gurnee, IL 600312563

Telephone 8472440678
Fax 8472440886

Medicare Profile & Education

Medical School

Midwestern University, Chicago College Of Osteopathic Med

Graduation Year

1978

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Emergency Medicine in Gurnee, IL

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
48 Yrs -5.0 yrs vs City Avg
City Avg: 53.0 Yrs
State Avg: 24.6 Yrs
Regional Practice Density
2 Specialists

Practicing in Gurnee, IL (3389 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
74.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Oster (48 Years) 48 Yrs
Gurnee Specialty Average (53.0 Years) 53.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2018)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making
64 62 $417.25 $115.67
99285 Emergency department visit for life threatening or functioning severity
55 51 $640.00 $169.92
99282 Emergency department visit with straightforward medical decision making
16 16 $208.00 $40.64
99291 Critical care, first 30-74 minutes
14 14 $858.00 $217.25
99292 Critical care, each additional 30 minutes
13 13 $436.00 $109.05

Medical Specialties & State Licenses

Emergency Medicine Primary Specialty

NUCC Taxonomy Code: 207P00000X

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Emergency Medicine

NUCC Taxonomy Code: 207P00000X

State License WI 39679-021

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Hospital & Practice Group Affiliations

Addiction Services And Pharmacotherapy Sc

210 E Olin Ave, Madison, WI 537131434

Phone: 6088071428

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 34555 N RED OAK LN, GURNEE, IL 600312563 (Tel: 8472440678)

📍
Updated Business Mailing Address July 08, 2007

Registered at 34555 N RED OAK LN, GURNEE, IL 600312563 (Tel: 8472440678)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as MICHAEL OSTER, D.O.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Emergency Medicine (License #39679-021 in WI)

🟢
Initial NPI Registration & Enumeration August 19, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1356333991
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 19, 2005
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

34555 N Red Oak Ln

Gurnee, IL 600312563

Phone: 8472440678

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.