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Danny Claude Williams, M.D.

NPI 1013245190ActiveIndividual· Internal Medicine, Rheumatology· Montrose, CO

Internal Medicine, Rheumatology (M.D.) in Montrose, Colorado, trained at University of Tennessee, Hsc, College of Medicine (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $252,925 for 1,184 claims, against $98,783 paid for services in 2024. Amgen Inc. was the largest of 2 companies reporting payments in 2025, $99.50 in all, mostly food and beverage.

Overview

NPI1013245190
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedNov 30, 2009
Last updated in NPPESAug 27, 2024
Certified by providerAug 27, 2024

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Rheumatology Primary207RR0500XDR-32015CO

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 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Rheumatology (CO)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients263
Services billed1,503 across 19 procedure codes
Paid by Medicare$98,783

Part D prescriptions in 2024

Prescriptions (claims)1,184 · 1,698 30-day fills
Patients224
Total drug cost$252,925
Generic share94% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Tennessee, Hsc, College of Medicine
Graduation year1984
Medicare specialtyRheumatology
Secondary specialtiesInternal Medicine
TelehealthOffers telehealth

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$99.50 · 4 payments from 2 companies
  • 2024$31.13 · 2 payments from 1 company

Top paying companies in 2025

CompanyAmountPayments
Amgen Inc.$61.163
Boston Scientific Corporation$38.341

What the 2025 payments were for

  • Food and Beverage$99.50 · 4 payments

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

Other Internal Medicine, Rheumatology providers in Montrose

All Internal Medicine, Rheumatology providers in Colorado →