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William Vanderveer Probasco, M.D., M.S.

NPI 1336503382ActiveIndividual· Orthopaedic Surgery, Foot and Ankle Surgery· Fairfield, CT

Orthopaedic Surgery, Foot and Ankle Surgery (M.D., M.S.) with Hartford Healthcare Medical Group Specialists PLLC and 3 other groups, practicing in Fairfield, Connecticut. 250 Medicare patients in 2024, $99,498 paid; nearly all of their 78 Part D prescriptions were generic (99%). Polaris Technology Solutions LLC was the largest of 9 companies reporting payments in 2025, $4,038 in all, mostly travel and lodging. Lists Bridgeport Hospital and 1 other hospital as hospital affiliations.

Overview

NPI1336503382
StatusActive
Entity typeIndividual
CredentialM.D., M.S.
Sole proprietorNo
NPI issuedApr 6, 2016
Last updated in NPPESOct 3, 2022
Certified by providerOct 3, 2022

Specialties and licenses

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 - Orthopedic Surgery (CT)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients250
Services billed993 across 83 procedure codes
Paid by Medicare$99,498

Part D prescriptions in 2024

Prescriptions (claims)78 · 84 30-day fills
Patients40
Total drug cost$1,196
Generic share99% of claims

Medicare sources and data years

Education and affiliations

Graduation year2016
Medicare specialtyOrthopedic Surgery
TelehealthOffers telehealth

Medical groups

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$4,038 · 22 payments from 9 companies
  • 2024$1,688 · 20 payments from 7 companies

Top paying companies in 2025

What the 2025 payments were for

  • Travel and Lodging$2,883 · 3 payments
  • Food and Beverage$1,155 · 19 payments

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

Other Orthopaedic Surgery, Foot and Ankle Surgery providers in Fairfield

All Orthopaedic Surgery, Foot and Ankle Surgery providers in Connecticut