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

William D Defoyd DC PLLC

Organization Independent Medical Examiner Chiropractor · NPI 1962325662

William D Defoyd DC PLLC is an Independent Medical Examiner Chiropractor in Austin, Texas. Registered with an NPI since 2026.

In the registry since
2026
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

Performance Therapy Group 5100 W US Hwy 290 Service Rd Ste 100
Austin, TX 78735
Phone: (512) 751-5959
Fax: (737) 383-2699
Show map & directions

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

Specialties & licences

Independent Medical Examiner Chiropractor (primary) Taxonomy 111NI0013X

Record details

NPI number1962325662
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Defoyd — Managing Member · (512) 751-5959
NPI enumeratedJuly 31, 2026
Last updated in NPPESJuly 31, 2026
Certification dateJuly 18, 2026
Mailing addressNorthwest Registered Agent Llc, 5900 Balconies Dr. Suite 100, Austin, TX 78731