Katherine Blair Lay
Behavior Analyst · San Antonio, TX
Katherine Blair Lay is a behavior analyst with a practice address in San Antonio, Texas, and NPI 1679346472, issued on Nov 2, 2023. Check the license (Texas 6398, 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
- Katherine Blair Lay
- Primary taxonomy
- Behavior Analyst 103K00000X
- License number
- 6398 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1920 Grandstand Dr, San Antonio, TX 78238
- Phone
- (850) 502-7027
- Enumerated
- Nov 2, 2023
- Record last updated
- Feb 12, 2025
- Entity
- Type 1 · individual
8 nearest behavior analyst records → All 5,837 in Texas → Look up another NPI →
Also registered at 1920 Grandstand Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ileana CarvajalBehavior Analyst1962016873
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- Bridget ClearyBehavior Technician1235972837
- Joilin DavisBehavior Technician1235973314
Verify Katherine Blair Lay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 6398Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Katherine Blair Lay among 5,837 behavior analyst records in Texas
Katherine Blair Lay is one of 5,837 behavior analyst records with a practice address in Texas. 0% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2023, is newer than 75% of them.
- NPI issued2023 · 75% of these records are older, 19% newer
- In a Medicare fileNo · 0% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2025 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103K00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
536 behavior analyst records list a practice address in San Antonio
They are 536 of the 37,749 NPPES records with a practice address in San Antonio, and 5,837 behavior analyst records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5,837 in Texas → Every provider in San Antonio → Behavior Analyst nationwide →
The 8 behavior analyst records with the nearest ZIP codes
- Ileana CarvajalSan Antonio, TX 782381962016873
- Brianna HenriquezSan Antonio, TX 782381740747302
- Alicia McFerrin, BCBA, LBASan Antonio, TX 782381487144994
- Keila PavonSan Antonio, TX 782381780397950
- Wendy Soto, BCBASan Antonio, TX 782381407238850
- Haley Vasquez, MS, BCBA, LBASan Antonio, TX 782381184357642
- Morgan Vick, BCBASan Antonio, TX 782381386399509
- Theresa York, M.S., LBASan Antonio, TX 782381023512084
Common questions
What is Katherine Blair Lay's NPI number?
Katherine Blair Lay's National Provider Identifier (NPI) is 1679346472, issued on Nov 2, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Blair Lay located?
The NPPES record lists a practice address at 1920 Grandstand Dr, San Antonio, TX, 78238. Phone: (850) 502-7027. Providers update this record themselves, so call before visiting.
How can I verify Katherine Blair Lay's license?
NPPES lists Texas license number 6398, 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.