Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Donald P Masey Jr., PSY D
Psychologist in Lancaster, PA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1306897798
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Registry record
Entity type Individual (Type 1)
Name Dr. Donald P Masey Jr.
Credential PSY D
Sex Male
Practice address 1848 Charter Ln, Life Management Associates, Lancaster, PA, 17601
Phone (717) 394-6688
Fax (717) 394-6804
Enumeration date May 12, 2006
Last updated in NPPES Oct 9, 2018
Taxonomy & licenses
103TH0100X Health Service Psychologist Behavioral Health & Social Service Providers · License PS005161L (PA) Secondary
103T00000X Psychologist Behavioral Health & Social Service Providers · License PS005161L (PA) Primary
PSYD · Doctor of Psychology: A clinical doctorate in psychology focused on professional practice.
About the PSYD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 215567 | Other | PA | VALUE OPTIONS |
| 01791401 | Other | PA | CAPITAL BLUE CROSS |
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 Donald Masey?
The National Provider Identifier (NPI) for Donald Masey is 1306897798, a Type 1 (individual) record in the CMS NPPES registry.
Where does Donald Masey practice?
The practice location on file with NPPES is in Lancaster, PA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-10-09.