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Jonathan Quentin Purnell, MD

NPI 1144236639ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Portland, OR

Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Portland, Oregon, trained at Oregon Health Sciences University School of Medicine (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $862,688 for 1,520 claims, against $10,773 paid for services in 2024. Novo Nordisk Inc was the largest of 5 companies reporting payments in 2025, $48,762 in all, mostly consulting fees.

Overview

NPI1144236639
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedAug 1, 2006
Last updated in NPPESJul 8, 2007

Specialties and licenses

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 - Endocrinology (OR)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients109
Services billed183 across 6 procedure codes
Paid by Medicare$10,773

Part D prescriptions in 2024

Prescriptions (claims)1,520 · 3,028 30-day fills
Patients211
Total drug cost$862,688
Generic share51% of claims

Medicare sources and data years

Education and affiliations

Medical schoolOregon Health Sciences University School of Medicine
Graduation year1986
Medicare specialtyEndocrinology
TelehealthOffers telehealth

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$48,762 · 36 payments from 5 companies
  • 2024$27,232 · 25 payments from 5 companies

Top paying companies in 2025

What the 2025 payments were for

  • Consulting Fee$36,373 · 6 payments
  • Travel and Lodging$10,798 · 11 payments
  • Food and Beverage$1,592 · 19 payments

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

Other endocrinologists in Portland

All 63 endocrinologists in Portland · All endocrinologists in Oregon