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Alison Williams, M.D.

NPI 1891705539ActiveIndividual· Radiology, Diagnostic Radiology· Annapolis, MD

Radiology, Diagnostic Radiology (M.D.) with Maryland Imaging Network PC and 2 other groups, practicing in Annapolis, Maryland. Medicare paid $401,665 for services to 2,191 patients in 2024. Glaxosmithkline, LLC. reported $75.80 in payments in 2025, mostly food and beverage.

Overview

NPI1891705539
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedAug 8, 2006
Last updated in NPPESNov 2, 2012

Specialties and licenses

TaxonomyCodeLicenseState
Radiology, Diagnostic Radiology Primary2085R0202XD45815MD

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 - Diagnostic Radiology (DC); Practitioner - Diagnostic Radiology (MD)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients2,191
Services billed35,487 across 54 procedure codes
Paid by Medicare$401,665

Medicare sources and data years

Education and affiliations

Graduation year1986
Medicare specialtyDiagnostic Radiology

Medical groups

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$75.80 · 3 payments from 1 company
  • 2024$111.00 · 5 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Glaxosmithkline, LLC.$75.803

What the 2025 payments were for

  • Food and Beverage$75.80 · 3 payments

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

Other diagnostic radiologists in Annapolis

All 43 diagnostic radiologists in Annapolis · All diagnostic radiologists in Maryland