Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Catherine Marie Mase, PT
Physical Therapist in Auburn, MA · enumerated 2012.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1609110477
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Registry record
Entity type Individual (Type 1)
Name Catherine Marie Mase
Credential PT
Sex Female
Practice address 385 Southbridge St, Auburn, MA, 01501
Phone (508) 721-1101
Fax (508) 721-1102
Enumeration date Nov 19, 2012
Last updated in NPPES Mar 13, 2019
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 20309 (MA) Primary
PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation.
About the PT 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
Where does Catherine Mase practice?
The practice location on file with NPPES is in Auburn, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Catherine Mase?
The National Provider Identifier (NPI) for Catherine Mase is 1609110477, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-03-13.