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

Individual provider Physical Therapist · NPI 1023562881

Williston Mortenson, DPT is a Physical Therapist in Private Practice in Pittsfield, Massachusetts. Qualified in 2015, 11 years ago. Practices with Renew Physical Therapy PC, an 18-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
11
Licensed in
MA
In the registry since
2016
What do these letters mean?
DPT — Doctor of Physical Therapy
The doctoral degree now required to enter physical therapy practice.

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Practice location Address checks out

740 Williams St Ste 1
Pittsfield, MA 01201-7463
Phone: (413) 447-8070
Fax: (413) 445-4918
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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 22469 (MA)

Record details

NPI number1023562881
Entity typeIndividual (Type 1)
GenderMale
Credentials DPT
Sole proprietorNo
NPI enumeratedAugust 10, 2016
Last updated in NPPESAugust 10, 2016
Mailing address740 Williams St, Ste 1, Pittsfield, MA 01201-7463

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Renew Physical Therapy Pc — 18 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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