NPPES file of Aug 9, 2026

William David Lax, PH.D.

Clinical Psychologist · Brattleboro, VT

William David Lax, PH.D. is a clinical psychologist with a practice address in Brattleboro, Vermont, and NPI 1548247570, issued on Dec 30, 2005. Check the license (Vermont 188, as entered in NPPES) with the Vermont 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
1548247570
Name
William David Lax
Credential
PH.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
188 VT
Self-reported in NPPES; status is on the state search
Practice location
352 Orchard St, Brattleboro, VT 05301
Phone
(802) 380-8852
Enumerated
Dec 30, 2005
Record last updated
Apr 13, 2023
Fax
(802) 488-5714
Medicaid IDs
40426548 NH
0002610 VT
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.
Download card Updates feed

Also registered at 352 Orchard St

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

  1. Sydney Crystal, MSWClinical Social Worker1417015041

Verify William David Lax in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Vermont board licenses this profession
    Search for license 188
    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 Vermont license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

William David Lax among 311 clinical psychologist records in Vermont

William David Lax, PH.D. is one of 311 clinical psychologist records with a practice address in Vermont. 9% 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 98% newer
  • In a Medicare fileNo · 9% of these records are
  • In the CMS Doctors and Clinicians fileNo · 35% of these records are
  • Record last updated2023 · 74% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a Vermont practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

10 clinical psychologist records list a practice address in Brattleboro

They are 10 of the 707 NPPES records with a practice address in Brattleboro, and 311 clinical psychologist records in Vermont. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical psychologist records with the nearest ZIP codes

  1. Meredith Bernstein, PH.D.Brattleboro, VT 053011770591208
  2. John Halloran, PSY.D.Brattleboro, VT 053011336628056
  3. Harvey Liss, PSY.D.Brattleboro, VT 053011134135734
  4. Sarah Nohl, PH.D.Brattleboro, VT 053011518193036
  5. Elizabeth Rogers, PSYDBrattleboro, VT 053011104344811
  6. Martha Straus, PH.D.Brattleboro, VT 053011437371705
  7. Mark AnagnostopulosBrattleboro, VT 053021326252990
  8. Susan BalabanBrattleboro, VT 053021447616834

Common questions

What is William David Lax, PH.D.'s NPI number?

William David Lax, PH.D.'s National Provider Identifier (NPI) is 1548247570, issued on Dec 30, 2005. An NPI identifies a provider in billing; it is not a license.

Where is William David Lax, PH.D. located?

The NPPES record lists a practice address at 352 Orchard St, Brattleboro, VT, 05301. Phone: (802) 380-8852. Providers update this record themselves, so call before visiting.

How can I verify William David Lax, PH.D.'s license?

NPPES lists Vermont license number 188, as entered by the provider. Search the Vermont 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.