NPI Lens

John Sommerfeldt, MD

NPI 1093341240ActiveIndividual· Otolaryngology· Apo, AP

Otolaryngology (MD) in Apo, Armed Forces Pacific, licensed in HI, with an NPI issued in March 2020. Part D covered 60 prescriptions written in 2024, 95% of them generic. Inspire Medical Systems, Inc. was the largest of 2 companies reporting payments in 2025, $2,905 in all, mostly travel and lodging.

Overview

NPI1093341240
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMar 19, 2020
Last updated in NPPESSep 7, 2026
Certified by providerSep 7, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Otolaryngology Primary207Y00000XMD-22347HI
Student in an Organized Health Care Education/Training Program390200000X——
General Practice208D00000XMD-22347HI

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)Not in the public enrollment file of Oct 1, 2026

Part D prescriptions in 2024

Prescriptions (claims)60 · 76 30-day fills
Patients38
Total drug cost$605.44
Generic share95% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$2,905 · 19 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Inspire Medical Systems, Inc.$2,82117
Stryker Corporation$84.032

What the 2025 payments were for

  • Travel and Lodging$1,801 · 8 payments
  • Food and Beverage$1,104 · 11 payments

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

Other otolaryngologists in Apo

All otolaryngologists in Armed Forces Pacific