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Douglas Herbert Weinstein, MD

NPI 1639389315ActiveIndividual· Internal Medicine, Gastroenterology· Neptune, NJ

Internal Medicine, Gastroenterology (MD) in Neptune, New Jersey, trained at Js Weill Medical College, Cornell University (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $610,419 for 1,261 claims, against $52,011 paid for services in 2024. Dentsply Ih Ab was the largest of 9 companies reporting payments in 2025, $371.97 in all, mostly food and beverage.

Overview

NPI1639389315
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMay 23, 2007
Last updated in NPPESNov 21, 2024
Certified by providerNov 21, 2024

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Gastroenterology Primary207RG0100X25MA09388800NJ

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 - Gastroenterology (NJ)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients209
Services billed598 across 58 procedure codes
Paid by Medicare$52,011

Part D prescriptions in 2024

Prescriptions (claims)1,261 · 2,339 30-day fills
Patients237
Total drug cost$610,419
Generic share68% of claims

Medicare sources and data years

Education and affiliations

Medical schoolJs Weill Medical College, Cornell University
Graduation year2005
Medicare specialtyGastroenterology
Secondary specialtiesInternal Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$371.97 · 19 payments from 9 companies
  • 2024$14.46 · 1 payment from 1 company

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$371.97 · 19 payments

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

Other gastroenterologists in Neptune

All 19 gastroenterologists in Neptune · All gastroenterologists in New Jersey