Mark Williams, PH.D.
Psychologist · Dallas, TX
Mark Williams, PH.D. is a psychologist with a practice address in Dallas, Texas, and NPI 1811020076, issued on Mar 14, 2007. Check the license (Texas 32192, 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.
- Name
- Mark Williams
- Credential
- PH.D.
- Primary taxonomy
- Psychologist 103T00000X
- License number
- 32192 TX
Self-reported in NPPES; status is on the state search - Practice location
- 18170 Dallas Pkwy Ste 502, Dallas, TX 75287
- Phone
- (214) 351-6600
- Enumerated
- Mar 14, 2007
- Record last updated
- Jul 22, 2024
- Fax
- (214) 351-6453
- Medicare enrollment
- Enrolled (PECOS I20080305000221); may accept Medicare assignment
- Entity
- Type 1 · individual
Also registered at 18170 Dallas Pkwy Ste 502
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Janice Imming-Rogers, MS,RN,APNPsychiatric/Mental Health Clinical Nurse Specialist1851455851
Verify Mark Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 32192Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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
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- Katie Abbate, LPAKaty, TX1508792367
- 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 Mark Williams, PH.D.'s NPI number?
Mark Williams, PH.D.'s National Provider Identifier (NPI) is 1811020076, issued on Mar 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark Williams, PH.D. located?
The NPPES record lists a practice address at 18170 Dallas Pkwy Ste 502, Dallas, TX, 75287. Phone: (214) 351-6600. Providers update this record themselves, so call before visiting.
How can I verify Mark Williams, PH.D.'s license?
NPPES lists Texas license number 32192, 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.