Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Diana Mastrangelo
School Psychologist in Roseburg, OR · enumerated 2026.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1992646525
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Registry record
Entity type Individual (Type 1)
Name Diana Mastrangelo
Sex X
Practice address 1409 Ne Diamond Lake Blvd, Roseburg, OR, 97470
Phone (541) 440-4777
Enumeration date Apr 6, 2026
Last updated in NPPES Apr 6, 2026
Taxonomy & licenses
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
Where does Diana Mastrangelo practice?
The practice location on file with NPPES is in Roseburg, OR. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Diana Mastrangelo?
The National Provider Identifier (NPI) for Diana Mastrangelo is 1992646525, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-04-06.