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William Bibb Lamar III, M.D.

NPI 1073599601ActiveIndividual· Internal Medicine, Nephrology· Mobile, AL

Internal Medicine, Nephrology (M.D.) in Mobile, Alabama, trained at University of South Alabama College of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $1,312,000 for 3,332 claims, against $116,812 paid for services in 2024. Amgen Inc. was the largest of 14 companies reporting payments in 2025, $695.15 in all, mostly food and beverage.

Overview

NPI1073599601
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedDec 15, 2005
Last updated in NPPESDec 10, 2009

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Nephrology Primary207RN0300X22820AL
Specialist174400000X22820AL

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 - Nephrology (AL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients334
Services billed1,582 across 25 procedure codes
Paid by Medicare$116,812

Part D prescriptions in 2024

Prescriptions (claims)3,332 · 7,177 30-day fills
Patients447
Total drug cost$1,312,000
Generic share79% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of South Alabama College of Medicine
Graduation year1998
Medicare specialtyNephrology

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$695.15 · 35 payments from 14 companies
  • 2024$834.33 · 40 payments from 11 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$691.56 · 33 payments
  • Education$3.59 · 2 payments

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

Other Internal Medicine, Nephrology providers in Mobile

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