Healthcare Provider Details

I. General information

NPI: 1821064585
Provider Name (Legal Business Name): ROBERT ALLAN ALTER M.D.
Entity Type: Individual
Gender: Male
Sole Proprietor: X

II. Dates (important events)

Enumeration Date: 02/23/2006
Last Update Date: 09/11/2025
Certification Date:
Deactivation Date:
Reactivation Date:

III. Provider practice location address

2545 S KING DR
CHICAGO IL
60616-2441
US

IV. Provider business mailing address

2311 W 22ND ST SUITE 202
OAK BROOK IL
60523-1225
US

V. Phone/Fax

Practice location:
  • Phone: 312-842-7117
  • Fax: 312-326-2102
Mailing address:
  • Phone: 630-320-1160
  • Fax: 630-320-1231

VI. Provider taxonomy

Scope of Practice (Provider specialty)

# 1
Primary TaxonomyN
Taxonomy Code207R00000X
TaxonomyInternal Medicine Physician
License Number
License Number StateIL
# 2
Primary TaxonomyY
Taxonomy Code207RG0300X
TaxonomyGeriatric Medicine (Internal Medicine) Physician
License Number
License Number StateIL

VIII. Authorized Official

Name:
Title or Position:
Credential:
Phone: