Individual
DR. MICHAEL ANDREW WILLISTON
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
PSY.D.
Taxonomy
Speciality
Code
Description
License number
State
103T00000X
Psychologist
Primary
B1-0011487
DE
103T00000X
Psychologist
PS017269
PA
Other
Enumeration date
10/17/2011
Last updated
01/13/2025
Update your record
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 at https://nppes.cms.hhs.gov.
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