Theron Liddell, PH.D.
Psychologist · Harlingen, TX
Theron Liddell, PH.D. is a psychologist with a practice address in Harlingen, Texas, and NPI 1528515939, issued on Sep 1, 2016. Check the license with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Theron Liddell
- Credential
- PH.D.
- Primary taxonomy
- Psychologist 103T00000X
- Practice location
- 2106 Treasure Hills Blvd, Harlingen, TX 78550
- Phone
- (956) 366-4500
- Enumerated
- Sep 1, 2016
- Entity
- Type 1 · individual
Also registered at 2106 Treasure Hills Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Theron Liddell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Bills Medicare through 2 group practices
- Midwestern UniversityGlendale, AZ
- St Vincent HospitalSanta Fe, NM
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Psychologist providers in Texas
There are 2,141 psychologist records in Texas.
Other psychologist records in Texas
- H Aaron, PHDHelotes, TX1780786426
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- Ramona Aarsvold, PH.D.Austin, TX1528113958
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- Donna Abbott, PH.D.Irving, TX1881773794
- Karen Abbott, LMSW ACPHouston, TX1740257294
- Marcia Abbott, PH.D.Lubbock, TX1558360958
- Catherine Abrahamson, PHDKaty, TX1558988030
- Barbara Abrams, ED.D.Houston, TX1326195793
- April Abrego, MASan Antonio, TX1457702185
Common questions
What is Theron Liddell, PH.D.'s NPI number?
Theron Liddell, PH.D.'s National Provider Identifier (NPI) is 1528515939, issued on Sep 1, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Theron Liddell, PH.D. located?
The NPPES record lists a practice address at 2106 Treasure Hills Blvd, Harlingen, TX, 78550. Phone: (956) 366-4500. Providers update this record themselves, so call before visiting.
How can I verify Theron Liddell, PH.D.'s license?
Search the Texas board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.