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Nancy Luongo Witherspoon, DO

NPI 1760481451ActiveIndividual· Family Medicine· Dandridge, TN

Family Medicine (DO) in Dandridge, Tennessee, trained at Philadelphia College of Osteopathic Medicine (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $1,536,510 for 23,146 claims, against $178,481 paid for services in 2024. Kedplasma LLC was the largest of 15 companies reporting payments in 2025, $11,437 in all, mostly consulting fees.

Overview

NPI1760481451
StatusActive
Entity typeIndividual
CredentialDO
Sole proprietorNo
NPI issuedJul 15, 2005
Last updated in NPPESFeb 9, 2024
Certified by providerFeb 9, 2024

Specialties and licenses

TaxonomyCodeLicenseState
Family Medicine Primary207Q00000XDO1535TN

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026No match—
New York OMIG · Nov 10, 2026No match—
Ohio Medicaid · Nov 10, 2026No match—
Pennsylvania Medicheck · Nov 10, 2026No match—
Washington HCA · Nov 10, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Family Practice (TN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients576
Services billed5,299 across 126 procedure codes
Paid by Medicare$178,481

Part D prescriptions in 2024

Prescriptions (claims)23,146 · 37,205 30-day fills
Patients968
Total drug cost$1,536,510
Generic share86% of claims

Medicare sources and data years

Education and affiliations

Medical schoolPhiladelphia College of Osteopathic Medicine
Graduation year2000
Medicare specialtyFamily Practice
Secondary specialtiesPsychiatry

Medical groups

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$11,437 · 63 payments from 15 companies
  • 2024$1,280 · 68 payments from 16 companies

Top paying companies in 2025

CompanyAmountPayments
Kedplasma LLC$10,59016
Glaxosmithkline, LLC.$158.489
Novo Nordisk Inc$146.2010
Lilly USA, LLC$123.356
Pfizer Inc.$106.776

What the 2025 payments were for

  • Consulting Fee$10,590 · 16 payments
  • Food and Beverage$802.29 · 46 payments
  • Education$45.00 · 1 payment

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

Other Family Medicine providers in Dandridge

All Family Medicine providers in Tennessee →