Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. James Carl Dumser, MPT
Physical Therapist in Lancaster, PA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1659338267
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Registry record
Entity type Individual (Type 1)
Name Mr. James Carl Dumser
Credential MPT
Sex Male
Practice address 327 N Duke St, Lancaster, PA, 17602
Phone (717) 397-7505
Fax (717) 399-7041
Enumeration date Apr 27, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License PT011373L (PA) Primary
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 James Dumser practice?
The practice location on file with NPPES is in Lancaster, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for James Dumser?
The National Provider Identifier (NPI) for James Dumser is 1659338267, 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 2007-07-08.