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

Mrs. Diane Gayle Dieffenbach, PT

Individual provider Physical Therapist · NPI 1952469694

Mrs. Diane Gayle Dieffenbach, PT is a Physical Therapist in Providence, Rhode Island. Practices as a sole proprietor. Licensed in Rhode Island.

Licensed in
RI
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

593 Eddy St
Providence, RI 02903-4923
Phone: (401) 444-5418
Fax: (401) 444-5089
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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 261 (RI)

Record details

NPI number1952469694
Entity typeIndividual (Type 1)
GenderFemale
Credentials PT
Sole proprietorYes
NPI enumeratedDecember 5, 2006
Last updated in NPPESJuly 8, 2007

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