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Michael Leigh Shea, MD

NPI 1659530178ActiveIndividual· Internal Medicine, Cardiovascular Disease· Riverhead, NY

Internal Medicine, Cardiovascular Disease (MD) with Bayhealth Medical Center, Inc and 1 other group, practicing in Riverhead, New York. Their prescriptions cost Medicare Part D more than their services did: $1,372,228 for 7,853 claims, against $365,370 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 15 companies reporting payments in 2025, $930.85 in all, mostly food and beverage. Lists Bayhealth Hospital, Sussex Campus and 2 other hospitals as hospital affiliations.

Overview

NPI1659530178
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJun 9, 2008
Last updated in NPPESOct 20, 2026
Certified by providerOct 20, 2026

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 - Cardiovascular Disease (Cardiology) (DE); Practitioner - Cardiovascular Disease (Cardiology) (NY)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients1,454
Services billed6,584 across 39 procedure codes
Paid by Medicare$365,370

Part D prescriptions in 2024

Prescriptions (claims)7,853 · 20,894 30-day fills
Patients833
Total drug cost$1,372,228
Generic share86% of claims

Medicare sources and data years

Education and affiliations

Graduation year2003
Medicare specialtyCardiovascular Disease (Cardiology)

Medical groups

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$930.85 · 64 payments from 15 companies
  • 2024$1,050 · 73 payments from 17 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$930.85 · 64 payments

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

Other cardiologists in Riverhead

All 23 cardiologists in Riverhead · All cardiologists in New York