Healthcare Provider Details

I. General information

NPI: 1558866079
Provider Name (Legal Business Name): MERCEDES M WILLIAMS MD
Entity Type: Individual
Gender: Female
Sole Proprietor: N

Provider Other Name: MERCEDES WILLIAMS WEISENBERGER MD

II. Dates (important events)

Enumeration Date: 03/27/2018
Last Update Date: 07/19/2025
Certification Date: 07/19/2025
Deactivation Date:
Reactivation Date:

III. Provider practice location address

8905 W LINCOLN AVE STE 515
WEST ALLIS WI
53227-2470
US

IV. Provider business mailing address

PO BOX 735044
CHICAGO IL
60673-5044
US

V. Phone/Fax

Practice location:
  • Phone: 414-328-8650
  • Fax: 414-328-8660
Mailing address:
  • Phone: 800-326-2250
  • Fax:

VI. Provider taxonomy

Scope of Practice (Provider specialty)

# 1
Primary TaxonomyN
Taxonomy Code390200000X
TaxonomyStudent in an Organized Health Care Education/Training Program
License Number
License Number StateOR
# 2
Primary TaxonomyY
Taxonomy Code207V00000X
TaxonomyObstetrics & Gynecology Physician
License Number74044
License Number StateWI

VIII. Authorized Official

Name:
Title or Position:
Credential:
Phone: