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Joseph H. Williams Jr., M.D.

NPI 1235159583ActiveIndividual· Psychiatry & Neurology, Psychiatry· Danbury, CT

Psychiatry & Neurology, Psychiatry (M.D.) in Danbury, Connecticut, licensed in CT, with an NPI issued in July 2006. Their prescriptions cost Medicare Part D more than their services did: $427,775 for 2,547 claims, against $52,615 paid for services in 2024. Abbvie Inc. was the largest of 20 companies reporting payments in 2025, $4,838 in all, mostly food and beverage.

Overview

NPI1235159583
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedJul 20, 2006
Last updated in NPPESJan 10, 2018

Specialties and licenses

TaxonomyCodeLicenseState
Psychiatry & Neurology, Psychiatry Primary2084P0800X039098CT

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)Enrolled Practitioner - Psychiatry (CT)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients89
Services billed763 across 7 procedure codes
Paid by Medicare$52,615

Part D prescriptions in 2024

Prescriptions (claims)2,547 · 3,883 30-day fills
Patients182
Total drug cost$427,775
Generic share89% of claims

Medicare sources and data years

Education and affiliations

Graduation year1996
Medicare specialtyPsychiatry
TelehealthOffers telehealth

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$4,838 · 215 payments from 20 companies
  • 2024$6,497 · 213 payments from 21 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$4,750 · 214 payments
  • Education$88.49 · 1 payment

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

Other psychiatrists in Danbury

All 38 psychiatrists in Danbury · All psychiatrists in Connecticut