Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Matthew Slattman, ATC
Athletic Trainer in Defiance, OH · enumerated 2019.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1417421231
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Registry record
Entity type Individual (Type 1)
Name Matthew Slattman
Credential ATC
Sex Male
Practice address 701 N Clinton St, Defiance, OH, 43512
Phone (419) 783-2433
Fax (419) 783-2369
Enumeration date Jan 15, 2019
Last updated in NPPES Jan 15, 2019
Taxonomy & licenses
2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License AT003561 (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 Matthew Slattman practice?
The practice location on file with NPPES is in Defiance, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Matthew Slattman?
The National Provider Identifier (NPI) for Matthew Slattman is 1417421231, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Megan Warren Student in an Organized Health Care Education/Training Program · Defiance, OH NPI 1376089623 Alyson Seibert Athletic Trainer · Defiance, OH NPI 1649778531 Eryn Porter Athletic Trainer · Defiance, OH NPI 1083112759 Michaela Bauer Student in an Organized Health Care Education/Training Program · Defiance, OH NPI 1750854113 Morgan Connor Student in an Organized Health Care Education/Training Program · Defiance, OH NPI 1235602467 Santana Villarreal Athletic Trainer · Defiance, OH NPI 1134753395 Makayla Mcavoy Athletic Trainer · Defiance, OH NPI 1982351870
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-01-15.