Joan Kay Clayton, PH.D.
Psychologist · West Lake Hills, TX
Joan Kay Clayton, PH.D. is a psychologist with a practice address in West Lake Hills, Texas, and NPI 1598877102, issued on Aug 31, 2006. Check the license (Texas 33156, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joan Kay Clayton
- Credential
- PH.D.
- Primary taxonomy
- Psychologist 103T00000X
- License number
- 33156 TX
Self-reported in NPPES; status is on the state search - Practice location
- 5524 Bee Caves RD Ste H2, West Lake Hills, TX 78746
- Phone
- (512) 710-0551
- Enumerated
- Aug 31, 2006
- Record last updated
- Dec 29, 2025
- Fax
- (512) 717-6337
- Medicaid ID
- 440531802 TX
- Medicare enrollment
- Enrolled (PECOS I20201215002156); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychologist records → All 2,141 in Texas → Look up another NPI →
Also registered at 5524 Bee Caves RD Ste H2
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joan Kay Clayton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 33156Check 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 one group practice
- Three Oaks Counseling Group LLCWest Lake Hills, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joan Kay Clayton among 2,141 psychologist records in Texas
Joan Kay Clayton, PH.D. is one of 2,141 psychologist records with a practice address in Texas. 11% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 77% newer
- In a Medicare fileYes · 11% of these records are
- In the CMS Doctors and Clinicians fileYes · 17% of these records are
- Graduated1980 · median 2007 among the 372 with a school on file
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 psychologist records list a practice address in West Lake Hills
They are 14 of the 793 NPPES records with a practice address in West Lake Hills, and 2,141 psychologist records in Texas.
All 2,141 in Texas → Every provider in West Lake Hills → Psychologist nationwide →
The 8 psychologist records with the nearest ZIP codes
- Susan Cassano, PH.D.Austin, TX 787461164431292
- Catherine Daniell, PSYCHOLOGISTAustin, TX 787461295813442
- Joseph Etherton, PHDAustin, TX 787461487789624
- Adrienne Gardner, PH.D.Austin, TX 787461740293430
- Sally Grenard Moore, PHDAustin, TX 787461487774592
- Scott Hammel, PH.D.Austin, TX 787461467463653
- Lynn Henton, PHDWest Lake Hills, TX 787461912033226
- William Keilin, PH.D.Austin, TX 787461326041120
Common questions
What is Joan Kay Clayton, PH.D.'s NPI number?
Joan Kay Clayton, PH.D.'s National Provider Identifier (NPI) is 1598877102, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joan Kay Clayton, PH.D. located?
The NPPES record lists a practice address at 5524 Bee Caves RD Ste H2, West Lake Hills, TX, 78746. Phone: (512) 710-0551. Providers update this record themselves, so call before visiting.
How can I verify Joan Kay Clayton, PH.D.'s license?
NPPES lists Texas license number 33156, 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.