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James R. Seibold, MD

NPI 1821173337ActiveIndividual· Internal Medicine, Rheumatology· Farmington, CT

Internal Medicine, Rheumatology (MD) in Farmington, Connecticut, licensed in CT, with an NPI issued in October 2006. Argenx US, Inc. was the largest of 2 companies reporting payments in 2025, $5,901 in all, mostly consulting fees.

Overview

NPI1821173337
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedOct 25, 2006
Last updated in NPPESMay 6, 2010

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Rheumatology Primary207RR0500X048454CT
Internal Medicine207R00000X048454CT

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 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

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$5,901 · 2 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Argenx US, Inc.$4,6501
Csl Behring$1,2511

What the 2025 payments were for

  • Consulting Fee$5,901 · 2 payments

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other Internal Medicine, Rheumatology providers in Farmington

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