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Andrew Walter Fischer, M.D.

NPI 1376720524ActiveIndividual· Internal Medicine· Atlantis, FL

Opted out of Medicare from October 2026 to October 2028. Internal Medicine (M.D.) in Atlantis, Florida, trained at University of Miami, Lm Miller School of Medicine (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $100,698 for 1,014 claims, against $39,543 paid for services in 2024. La Jolla Pharmaceutical Company reported $55.41 in payments in 2025, mostly food and beverage.

Overview

NPI1376720524
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedJan 29, 2008
Last updated in NPPESFeb 8, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000XME101686FL

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 - Internal Medicine (FL)
Opt-outOpted out Oct 1, 2026 – Oct 1, 2028
Can order and referYes
Accepts assignmentYes (participating)

During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.

Medicare services in 2024

Medicare patients219
Services billed515 across 33 procedure codes
Paid by Medicare$39,543

Part D prescriptions in 2024

Prescriptions (claims)1,014 · 2,364 30-day fills
Patients187
Total drug cost$100,698
Generic share87% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Miami, Lm Miller School of Medicine
Graduation year2005
Medicare specialtyInternal Medicine

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$55.41 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
La Jolla Pharmaceutical Company$55.411

What the 2025 payments were for

  • Food and Beverage$55.41 · 1 payment

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

Other internal medicine physicians in Atlantis

All 90 internal medicine physicians in Atlantis · All internal medicine physicians in Florida