Willscott Edward Naugler, M.D.
NPI 1689698342ActiveIndividual· Internal Medicine, Gastroenterology· Portland, OR
Internal Medicine, Gastroenterology (M.D.) in Portland, Oregon, trained at University of Arkansas College of Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $400,790 for 811 claims, against $23,490 paid for services in 2024. Cook Incorporated was the largest of 2 companies reporting payments in 2025, $690.54 in all, mostly consulting fees.
Overview
| NPI | 1689698342 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 27, 2006 |
| Last updated in NPPES | Jan 7, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD23303 | OR |
| Internal Medicine | 207R00000X | A83543 | CA |
| Internal Medicine, Gastroenterology | 207RG0100X | 26963 | WV |
| Internal Medicine, Gastroenterology | 207RG0100X | A83543 | CA |
| Internal Medicine, Hepatology | 207RI0008X | MD23303 | OR |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 199 |
|---|---|
| Services billed | 280 across 25 procedure codes |
| Paid by Medicare | $23,490 |
Part D prescriptions in 2024
| Prescriptions (claims) | 811 · 1,405 30-day fills |
|---|---|
| Patients | 256 |
| Total drug cost | $400,790 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | University of Arkansas College of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- University Professional ServicesBeaverton, OR · 1,724 clinicians
- Providence Health and Services OregonPortland, OR · 1,433 clinicians
- Asante Physician PartnersMedford, OR · 225 clinicians
- Gastroenterology Consultants PCMedford, OR · 13 clinicians
Hospital affiliations
- Bay Area HospitalCoos Bay, OR
- Ohsu Hospital and ClinicsPortland, OR
- Salem HospitalSalem, OR
- Samaritan Lebanon Community HospitalLebanon, OR
- St Charles Medical Center - BendBend, OR
Industry payments (Open Payments)
- 2025$690.54 · 3 payments from 2 companies
- 2024$2,066 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Cook Incorporated | $570.00 | 1 |
| Novo Nordisk Inc | $120.54 | 2 |
What the 2025 payments were for
- Consulting Fee$570.00 · 1 payment
- Food and Beverage$120.54 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 140 gastroenterologists in Portland · All gastroenterologists in Oregon