NPPES file of Aug 9, 2026

Catherine Holly Williamson, DPT

Physical Therapist · Houston, TX

Catherine Holly Williamson, DPT is a physical therapist with a practice address in Houston, Texas, and NPI 1992356000, issued on Sep 20, 2019. Check the license (Texas 1323054, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992356000
Name
Catherine Holly Williamson
Credential
DPT
Primary taxonomy
Physical Therapist 225100000X
License number
1323054 TX
Self-reported in NPPES; status is on the state search
Practice location
7667 Woodway Dr, Houston, TX 77063
Phone
(713) 844-8429
Enumerated
Sep 20, 2019
Record last updated
Aug 1, 2025
Medicare enrollment
Enrolled (PECOS I20191025001933); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 7667 Woodway Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mahathi GuttikondaPhysical Therapist1275261075
  2. Gabriel IgwalaOccupational Therapist1679141782
  3. Mfon Isong, DPTPhysical Therapist1972968170
  4. Vickie Lin, OTROccupational Therapist1588030605
  5. Sylvia McCaskin, OTROccupational Therapist1790313435
  6. Anyssa SeguraOccupational Therapist1871475467

Verify Catherine Holly Williamson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 1323054
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Healthpro Heritage Rehab And Fitness LLCHouston, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

1,314 physical therapist records list a practice address in Houston

They are 1,314 of the 61,221 NPPES records with a practice address in Houston, and 15,190 physical therapist records in Texas.

Other physical therapist records in Texas

  1. Debra Aaron, PTFort Worth, TX1649607052
  2. Robert AaronHouston, TX1285167908
  3. Anas Fathi Khalil AbabnehRichardson, TX1043782667
  4. J Paul Abadie, P.T., L. AC.Galveston, TX1588798367
  5. Gail Abaray, PTWeatherford, TX1790042141
  6. Tomas Abaray, P.T.Granbury, TX1912573122
  7. Jose Abarca, PHYSICAL THERAPYEl Paso, TX1952880965
  8. Loyd Lendon Abastas, PTMineral Wells, TX1316425143
  9. Lady Fair AbayaIrving, TX1609358365
  10. Ramzi AbbassiCoppell, TX1750986972

Common questions

What is Catherine Holly Williamson, DPT's NPI number?

Catherine Holly Williamson, DPT's National Provider Identifier (NPI) is 1992356000, issued on Sep 20, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Holly Williamson, DPT located?

The NPPES record lists a practice address at 7667 Woodway Dr, Houston, TX, 77063. Phone: (713) 844-8429. Providers update this record themselves, so call before visiting.

How can I verify Catherine Holly Williamson, DPT's license?

NPPES lists Texas license number 1323054, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.