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Christopher D. Maull, MD

NPI 1356301840ActiveIndividual· Urology· Oak Ridge, TN

Urology (MD) in Oak Ridge, Tennessee, trained at University of Tennessee, Hsc, College of Medicine (class of 1994). Their prescriptions cost Medicare Part D more than their services did: $404,208 for 1,132 claims, against $253,769 paid for services in 2024. Urogen Pharma, Inc. was the largest of 22 companies reporting payments in 2025, $1,217 in all, mostly food and beverage.

Overview

NPI1356301840
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMar 27, 2006
Last updated in NPPESMar 24, 2025
Certified by providerMar 24, 2025

Specialties and licenses

TaxonomyCodeLicenseState
Urology Primary208800000X66965TN
Urology208800000XD0054463MD

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 - Urology (DE); Practitioner - Urology (TN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients598
Services billed5,758 across 87 procedure codes
Paid by Medicare$253,769

Part D prescriptions in 2024

Prescriptions (claims)1,132 · 2,071 30-day fills
Patients428
Total drug cost$404,208
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Tennessee, Hsc, College of Medicine
Graduation year1994
Medicare specialtyUrology

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,217 · 52 payments from 22 companies
  • 2024$1,263 · 60 payments from 17 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$1,182 · 51 payments
  • Education$35.06 · 1 payment

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

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