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Kenneth I. Fields, MD

NPI 1285659383ActiveIndividual· Internal Medicine, Gastroenterology· Memphis, TN

Internal Medicine, Gastroenterology (MD) in Memphis, Tennessee, trained at Albert Einstein College of Medicine of Yeshiva University (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $1,626,624 for 2,184 claims, against $259,084 paid for services in 2024. Abbvie Inc. was the largest of 24 companies reporting payments in 2025, $2,437 in all, mostly food and beverage.

Overview

NPI1285659383
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedJul 12, 2006
Last updated in NPPESAug 27, 2019

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Gastroenterology Primary207RG0100X31333TN

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 (TN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients1,194
Services billed3,172 across 54 procedure codes
Paid by Medicare$259,084

Part D prescriptions in 2024

Prescriptions (claims)2,184 · 3,144 30-day fills
Patients502
Total drug cost$1,626,624
Generic share76% of claims

Medicare sources and data years

Education and affiliations

Medical schoolAlbert Einstein College of Medicine of Yeshiva University
Graduation year1991
Medicare specialtyGastroenterology
Secondary specialtiesInternal Medicine

Medical groups

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$2,437 · 113 payments from 24 companies
  • 2024$2,685 · 126 payments from 26 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$2,437 · 113 payments

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

Other gastroenterologists in Memphis

All 38 gastroenterologists in Memphis · All gastroenterologists in Tennessee