Healthcare Provider Details

I. General information

NPI: 1013073253
Provider Name (Legal Business Name): MICHAEL J. HARTMANN MD
Entity Type: Individual
Gender: Male
Sole Proprietor: N

II. Dates (important events)

Enumeration Date: 12/30/2006
Last Update Date: 11/25/2025
Certification Date: 11/25/2025
Deactivation Date:
Reactivation Date:

III. Provider practice location address

801 S WASHINGTON ST
NAPERVILLE IL
60540-7430
US

IV. Provider business mailing address

1000 MINERAL POINT AVE
JANESVILLE WI
53548-2940
US

V. Phone/Fax

Practice location:
  • Phone: 630-527-3000
  • Fax:
Mailing address:
  • Phone: 608-756-6111
  • Fax: 608-756-6177

VI. Provider taxonomy

Scope of Practice (Provider specialty)

# 1
Primary TaxonomyN
Taxonomy Code207P00000X
TaxonomyEmergency Medicine Physician
License Number60901-20
License Number StateWI
# 2
Primary TaxonomyY
Taxonomy Code207P00000X
TaxonomyEmergency Medicine Physician
License Number036109982
License Number StateIL

VIII. Authorized Official

Name:
Title or Position:
Credential:
Phone: