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Rosemarie Louise Fisher, MD

NPI 1174507685ActiveIndividual· Internal Medicine, Gastroenterology· New Haven, CT

Internal Medicine, Gastroenterology (MD) in New Haven, Connecticut, trained at Tufts University School of Medicine (class of 1971). Their prescriptions cost Medicare Part D more than their services did: $879,231 for 140 claims, against $5,857 paid for services in 2024. Takeda Pharmaceuticals U.S.A., Inc. reported $121.75 in payments in 2024, mostly food and beverage.

Overview

NPI1174507685
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedNov 30, 2005
Last updated in NPPESJul 2, 2008

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Gastroenterology Primary207RG0100X017032CT

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 (CT)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients48
Services billed65 across 7 procedure codes
Paid by Medicare$5,857

Part D prescriptions in 2024

Prescriptions (claims)140 · 198 30-day fills
Patients32
Total drug cost$879,231
Generic share64% of claims

Medicare sources and data years

Education and affiliations

Medical schoolTufts University School of Medicine
Graduation year1971
Medicare specialtyGastroenterology
TelehealthOffers telehealth

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2024$121.75 · 1 payment from 1 company

Top paying companies in 2024

CompanyAmountPayments
Takeda Pharmaceuticals U.S.A., Inc.$121.751

What the 2024 payments were for

  • Food and Beverage$121.75 · 1 payment

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

Other gastroenterologists in New Haven

All 77 gastroenterologists in New Haven · All gastroenterologists in Connecticut