Individual
WILLEM J VAN DER WERF
Active
Individual
WILLEM J VAN DER WERF
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
M.D.
Taxonomy
Speciality
Code
Description
License number
State
174400000X
Specialist
5249271205
UT
204F00000X
Transplant Surgery Physician
Primary
49927
AZ
Other
Other identifiers
Code
Description
Identifier
Issuer
State
05
—
119626000
—
WY
01
—
4658850
CIGNA
—
01
—
52492781200001
BLUE CROSS BLUE SHIELD
—
05
—
806894300
—
ID
01
—
QM000006442
ALTIUS
—
01
—
TPRA07781
MOLINA
—
Enumeration date
07/04/2006
Last updated
09/02/2026
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