Individual
WILLIS JOHN RIEKER JR.
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
Man
Credential
M.D.
Contact information
Practice address
1969 W HART RD, BELOIT, WI 53511-2230
(608) 364-5131
(608) 364-3185
Mailing address
1969 W HART RD, BELOIT, WI 53511-2230
(608) 364-5131
(608) 364-3185
Taxonomy
Speciality
Code
Description
License number
State
207ZC0500X
Cytopathology Physician
Primary
35629-020
WI
207ZP0102X
Anatomic Pathology & Clinical Pathology Physician
35629-020
WI
Other
Other identifiers
Code
Description
Identifier
Issuer
State
05
—
32846400
—
WI
Enumeration date
02/07/2007
Last updated
09/11/2025
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