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William A. Handelman, M.D.

NPI 1609851369ActiveIndividual· Internal Medicine, Nephrology· Torrington, CT

Internal Medicine, Nephrology (M.D.) in Torrington, Connecticut, trained at State University of New York Downstate Medical Center (class of 1973). Their prescriptions cost Medicare Part D more than their services did: $310,544 for 2,364 claims, against $182,345 paid for services in 2024. Novo Nordisk Inc was the largest of 17 companies reporting payments in 2025, $1,183 in all, mostly food and beverage.

Overview

NPI1609851369
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedDec 14, 2005
Last updated in NPPESMar 11, 2022
Certified by providerMar 11, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Nephrology Primary207RN0300X022074CT
Internal Medicine207R00000X020074CT

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 - Nephrology (CT)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients301
Services billed3,025 across 40 procedure codes
Paid by Medicare$182,345

Part D prescriptions in 2024

Prescriptions (claims)2,364 · 5,165 30-day fills
Patients285
Total drug cost$310,544
Generic share85% of claims

Medicare sources and data years

Education and affiliations

Medical schoolState University of New York Downstate Medical Center
Graduation year1973
Medicare specialtyNephrology

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,183 · 48 payments from 17 companies
  • 2024$748.47 · 37 payments from 17 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$1,175 · 44 payments
  • Education$8.08 · 4 payments

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

Other nephrologists in Torrington

All nephrologists in Connecticut