Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Tammy Ross
Occupational Therapist in Mason, OH · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1255739777
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Registry record
Entity type Individual (Type 1)
Name Tammy Ross
Sex Female
Practice address 6370 S Mason Montgomery Rd, Mason, OH, 45040
Phone (513) 398-9035
Fax (513) 459-0904
Enumeration date Dec 16, 2014
Last updated in NPPES Dec 16, 2014
Taxonomy & licenses
225X00000X Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License OT-3163 (OH) 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 Tammy Ross practice?
The practice location on file with NPPES is in Mason, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Tammy Ross?
The National Provider Identifier (NPI) for Tammy Ross is 1255739777, 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 2014-12-16.