NPPES file of Aug 9, 2026

William Piatt Ketterer, PSYD

Clinical Psychologist · White River Junction, VT

William Piatt Ketterer, PSYD is a clinical psychologist with a practice address in White River Junction, Vermont, and NPI 1588941090, issued on Nov 11, 2011. Check the license (Vermont 0480094410, 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
1588941090
Name
William Piatt Ketterer
Credential
PSYD
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
0480094410 VT
Self-reported in NPPES; status is on the state search
Practice location
85 N Main St, White River Junction, VT 05001
Phone
(603) 667-0533
Enumerated
Nov 11, 2011
Record last updated
Oct 2, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(888) 972-4613
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.
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Also registered at 85 N Main St

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

  1. Mark Detzer, PHDClinical Psychologist1215032214
  2. David Drazin, PHDClinical Psychologist1740397405
  3. Jeana Embers, LCMHCMental Health Counselor1578687950
  4. Laurie Hanks, MA, CASSchool Psychologist1992894810
  5. Tarah WoolgarAddiction (Substance Use Disorder) Counselor1205594264

Verify William Piatt Ketterer 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 0480094410
    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

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19 clinical psychologist records list a practice address in White River Junction

They are 19 of the 481 NPPES records with a practice address in White River Junction, and 311 clinical psychologist records in Vermont. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical psychologist records in Vermont

  1. Mark Adair, PHDMontpelier, VT1245450568
  2. Shahrzad AhmadkarajiBurlington, VT1447129754
  3. Matthew Albaugh, PHDBurlington, VT1538724562
  4. Casey AllingtonWhite River Junction, VT1346774684
  5. Kimberly Allshouse, MSW,MA,LPBurlington, VT1558723866
  6. Adam Ameele, PSY.D.Springfield, VT1043407661
  7. Mark AnagnostopulosBrattleboro, VT1326252990
  8. Eleanor Anderson, M.A.Norwich, VT1942303938
  9. Neila Anderson-Decelles, MANewport, VT1467503862
  10. Lisa Angstman, PH.D.Williston, VT1104924265

Common questions

What is William Piatt Ketterer, PSYD's NPI number?

William Piatt Ketterer, PSYD's National Provider Identifier (NPI) is 1588941090, issued on Nov 11, 2011. An NPI identifies a provider in billing; it is not a license.

Where is William Piatt Ketterer, PSYD located?

The NPPES record lists a practice address at 85 N Main St, White River Junction, VT, 05001. Phone: (603) 667-0533. Providers update this record themselves, so call before visiting.

How can I verify William Piatt Ketterer, PSYD's license?

NPPES lists Vermont license number 0480094410, 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.