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

Dr. William James Duncan IV, PT, DPT

Individual provider Physical Therapist · NPI 1083040802

Dr. William James Duncan IV, PT, DPT is a Physical Therapist in Roswell, Georgia. Works from 3 locations. Licensed in Georgia.

Licensed in
GA
In the registry since
2013
What do these letters mean?
PT — Physical Therapist
A licensed therapist who treats movement, pain and injury.
DPT — Doctor of Physical Therapy
The doctoral degree now required to enter physical therapy practice.

See every abbreviation used in this directory →

Practice location Address checks out

48 King St Ste A
Roswell, GA 30075-4440
Phone: (678) 640-4606
Fax: (770) 993-9518
Show map & directions

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

Additional practice locations (2)

  • 540 W Crossville Rd Ste 203, Roswell, GA 30075 — (678) 585-0175
  • 209 Towne Lake Pkwy, Woodstock, GA 30188-4841 — (678) 640-4606

Specialties & licences

Physical Therapist (primary) Taxonomy 225100000X · Licence PT011219 (GA)

Record details

NPI number1083040802
Entity typeIndividual (Type 1)
GenderMale
Credentials PT , DPT
Sole proprietorNo
NPI enumeratedSeptember 25, 2013
Last updated in NPPESNovember 17, 2020
Certification dateNovember 17, 2020

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