Update this page – If you believe information in your NPPES record is inaccurate, or if you wish to update or deactivate your NPI, you can do so directly with CMS.
Individual
WILLIAM OSTERWEIS SELIG
Active
Individual
WILLIAM OSTERWEIS SELIG
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
PSY.D.
Taxonomy
Speciality
Code
Description
License number
State
103TC0700X
Clinical Psychologist
Primary
PSY27420
CA
Other
Enumeration date
06/30/2016
Last updated
06/01/2023
About Stedi
Stedi is the only programmable healthcare clearinghouse. You can use Stedi's APIs to process eligibility checks, claims, remits, and more.
Sign up