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John T. Zweig, EDD

NPI 1104993625ActiveIndividual· Psychologist, Counseling· Salisbury, MD

Opted out of Medicare from July 2021 to July 2027. Psychologist, Counseling (EDD) in Salisbury, Maryland, licensed in MD, with an NPI issued in November 2006.

Overview

NPI1104993625
StatusActive
Entity typeIndividual
CredentialEDD
Sole proprietorYes
NPI issuedNov 29, 2006
Last updated in NPPESJul 7, 2020
Certified by providerJul 7, 2020

Specialties and licenses

TaxonomyCodeLicenseState
Psychologist, Counseling Primary103TC1900X1668MD

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Not in the public enrollment file of Oct 1, 2026
Opt-outOpted out Jul 1, 2021 – Jul 1, 2027
Can order and referNo

During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.

Medicare sources and data years

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