NPPES file of Aug 9, 2026

Vivien W. Leong, PH. D.

Psychologist · Houston, TX

Vivien W. Leong, PH. D. is a psychologist with a practice address in Houston, Texas, and NPI 1396821559, issued on Oct 31, 2006. Check the license (Texas 23554, as entered in NPPES) with the Texas board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1396821559
Name
Vivien W. Leong
Credential
PH. D.
Primary taxonomy
Psychologist 103T00000X
License number
23554 TX
Self-reported in NPPES; status is on the state search
Practice location
7777 Southwest Fwy, Houston, TX 77074
Phone
(713) 776-2400
Enumerated
Oct 31, 2006
Record last updated
Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(713) 776-2145
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 7777 Southwest Fwy

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

  1. Anitha Abraham, MDNeurology Physician1144456237
  2. Dilawar Ajani, M.D.Internal Medicine Physician1528047115
  3. Manaf Alroumoh, M.D.Nephrology Physician1548350614
  4. Charles Aramburo, M.D.Surgery Physician1427143452
  5. Mary Au, RPHPharmacist1417285651
  6. Elzbieta Baranowska-Daca, MDNephrology Physician1154348142

Verify Vivien W. Leong 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 23554
    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

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Psychologist providers in Texas

There are 2,141 psychologist records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other psychologist records in Texas

  1. H Aaron, PHDHelotes, TX1780786426
  2. Lana Aaron-Snear, PHDProsper, TX1285911248
  3. Ramona Aarsvold, PH.D.Austin, TX1528113958
  4. Katie Abbate, LPAKaty, TX1508792367
  5. Donna Abbott, PH.D.Irving, TX1881773794
  6. Karen Abbott, LMSW ACPHouston, TX1740257294
  7. Marcia Abbott, PH.D.Lubbock, TX1558360958
  8. Catherine Abrahamson, PHDKaty, TX1558988030
  9. Barbara Abrams, ED.D.Houston, TX1326195793
  10. April Abrego, MASan Antonio, TX1457702185

Common questions

What is Vivien W. Leong, PH. D.'s NPI number?

Vivien W. Leong, PH. D.'s National Provider Identifier (NPI) is 1396821559, issued on Oct 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Vivien W. Leong, PH. D. located?

The NPPES record lists a practice address at 7777 Southwest Fwy, Houston, TX, 77074. Phone: (713) 776-2400. Providers update this record themselves, so call before visiting.

How can I verify Vivien W. Leong, PH. D.'s license?

NPPES lists Texas license number 23554, 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. 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.