Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mr. William Jantzen, PT

Individual provider Physical Therapist · NPI 1023098217

Mr. William Jantzen, PT is a Physical Therapist in Wading River, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
What do these letters mean?
PT — Physical Therapist
A licensed therapist who treats movement, pain and injury.

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Practice location Address checks out

5958 Route 25A
Wading River, NY 11792-2001
Phone: (631) 929-8200
Fax: (631) 929-8228
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physical Therapist (primary) Taxonomy 225100000X · Licence 009864-1 (NY)

Record details

NPI number1023098217
Entity typeIndividual (Type 1)
GenderMale
Credentials PT
Sole proprietorNo
NPI enumeratedJanuary 23, 2006
Last updated in NPPESMay 11, 2017

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