Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Amy Dyanna Marshall, PHD
Psychologist in University Park, PA · enumerated 2019.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1538632468
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Registry record
Entity type Individual (Type 1)
Name Dr. Amy Dyanna Marshall
Credential PHD
Sex Female
Practice address 140 Moore Building, Department of Psychology, University Park, PA, 16802
Phone (814) 863-1752
Enumeration date Jan 3, 2019
Last updated in NPPES Jan 3, 2019
Taxonomy & licenses
103T00000X Psychologist Behavioral Health & Social Service Providers · License PS018712 (PA) Primary
PHD · Doctor of Philosophy: A doctoral degree; in healthcare often held by clinical psychologists and researchers.
About the PHD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Amy Marshall?
The National Provider Identifier (NPI) for Amy Marshall is 1538632468, a Type 1 (individual) record in the CMS NPPES registry.
Where does Amy Marshall practice?
The practice location on file with NPPES is in University Park, PA. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-01-03.