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

Dr. David Guy Greathouse, PT, PHD, ECS, FAPTA

Individual provider Physical Therapist · NPI 1457463564

Dr. David Guy Greathouse, PT, PHD, ECS, FAPTA is a Physical Therapist in Private Practice in Live Oak, Texas. Qualified in 1969, 57 years ago. Practices with Texas Physical Therapy Specialists, Inc, a 234-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
57
Licensed in
TX
In the registry since
2006
What do these letters mean?
PT — Physical Therapist
A licensed therapist who treats movement, pain and injury.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

7505 N Loop 1604 E Ste 101
Live Oak, TX 78233-2799
Phone: (210) 658-8483
Fax: (210) 658-0828
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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 1162021 (TX)

Record details

NPI number1457463564
Entity typeIndividual (Type 1)
GenderMale
Credentials PT , PHD , ECS , FAPTA
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESNovember 21, 2025
Certification dateNovember 21, 2025

Medicare enrollment

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

Medicare specialtyPHYSICAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 1969 (57 years in practice)
Group practice Texas Physical Therapy Specialists, Inc — 234 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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