Individual
FRANK CASTILLO JR.
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
Man
Credential
NP
Contact information
Practice address
100 N WIGET LN STE 290, WALNUT CREEK, CA 94598-5901
(925) 937-7740
Mailing address
1450 TREAT BLVD STE 300, WALNUT CREEK, CA 94597-2168
(925) 952-2828
Taxonomy
Speciality
Code
Description
License number
State
363L00000X
Nurse Practitioner
Primary
95004634
CA
363LA2100X
Acute Care Nurse Practitioner
95004634
CA
Other
Enumeration date
08/05/2016
Last updated
09/22/2025
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