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

William Bennett Mashtalier, MPT

Individual provider Physical Therapist · NPI 1235309881

William Bennett Mashtalier, MPT is a Physical Therapist in Phelan, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2008
What do these letters mean?
MPT — Master of Physical Therapy
The master's-level physical therapy degree awarded before the DPT became standard.

See every abbreviation used in this directory →

Practice location Address checks out

3936 Phelan Rd B-9
Phelan, CA 92371-4141
Phone: (760) 220-6932
Fax: (760) 948-9555
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physical Therapist (primary) Taxonomy 225100000X · Licence 22762 (CA)

Record details

NPI number1235309881
Entity typeIndividual (Type 1)
GenderMale
Credentials MPT
Sole proprietorYes
NPI enumeratedMarch 10, 2008
Last updated in NPPESMarch 10, 2008

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