Individual
DR. WILLIAM WHITTIER
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MD
Contact information
Practice address
104 S ASHLAND AVE, CHICAGO, IL 60607-2402
(312) 850-8434
(312) 850-8431
Mailing address
120 W 22ND ST STE 200, OAK BROOK, IL 60523-1563
(630) 575-5000
(312) 850-8431
Taxonomy
Speciality
Code
Description
License number
State
207RN0300X
Nephrology Physician
Primary
036104632
IL
Other
Other identifiers
Code
Description
Identifier
Issuer
State
01
—
01615381
BC/BS NUMBER
—
05
—
0316104632
—
IL
01
—
P00071833
RR MEDICARE
—
Enumeration date
08/20/2006
Last updated
04/29/2025
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