Dr. Michael J. Hartmann , MD
Emergency Medicine • Naperville, IL
Professional Overview & Biography Verified Profile Summary
Dr. Michael Hartmann, MD is a registered healthcare professional specializing in Emergency Medicine in Naperville, IL. Practice services are available at 801 S WASHINGTON ST under active NPI credentials.
Frequently performed procedures and clinical services include emergency department visit for life threatening or functioning severity, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, emergency department visit with moderate level of medical decision making. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.
Practice Location & Contact Primary Location
801 S Washington St
Naperville, IL 605407430
Specialty Benchmarks & Practice Insights
Comparative analytics for Emergency Medicine in Naperville, IL
Practicing in Naperville, IL (3389 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Performed Procedures & Service Volume
Top Medicare Part B procedures performed by this practitioner
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
99285
Emergency department visit for life threatening or functioning severity
|
328 | 312 | $822.00 | $178.55 |
|
93010
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only
|
315 | 268 | $60.90 | $8.16 |
|
99284
Emergency department visit with moderate level of medical decision making
|
83 | 83 | $704.00 | $123.24 |
|
99291
Critical care, first 30-74 minutes
|
41 | 41 | $2406.00 | $217.20 |
|
99283
Emergency department visit with low level of medical decision making
|
26 | 26 | $551.00 | $73.00 |
Medical Specialties & State Licenses
CMS Verified: 2025-11-25NUCC 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.
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.
Additional State Medicaid & Healthcare Payer Identifiers
Secondary Practice Locations
1000 Mineral Point Ave
Janesville, WI 53548
Phone: 6087566111
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Emergency Medicine
Doctor of Osteopathic Medicine (D.O.)
Family Medicine - Hospice and Palliative Medicine
Doctor of Medicine (M.D.)
Nurse Practitioner
Advanced Practice Nurse
Emergency Medicine
Doctor of Medicine (M.D.)
Emergency Medicine
Doctor of Medicine (M.D.)
Emergency Medicine
Doctor of Osteopathic Medicine (D.O.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 801 S WASHINGTON ST, NAPERVILLE, IL 605407430 (Tel: 6305273000)
Emergency Medicine (License #60901-20 in WI)
Registered at 1000 MINERAL POINT AVE, JANESVILLE, WI 53548 (Tel: 6087566111)
Registered at 1000 MINERAL POINT AVE, JANESVILLE, WI 535482940 (Tel: 6087566111)
Recorded as MICHAEL HARTMANN, MD
NPI status registered as active in NPPES database
Registered at 801 S WASHINGTON ST, NAPERVILLE, IL 605407430 (Tel: 6305273000)
Registered at 801 S WASHINGTON ST, NAPERVILLE, IL 605407430 (Tel: 6305273000)
Recorded as MICHAEL HARTMANN, M.D.
Emergency Medicine (License #036-109982 in IL)
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
Mailing Address
1000 Mineral Point Ave
Janesville, WI 535482940
Phone: 6087566111
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.