Amy D. Littlejohn, PA-C
NPI 1902884497ActiveIndividual· Physician Assistant· Springfield, OR
Physician Assistant (PA-C) with Eugene Gastroenterology Consultants PC, practicing in Springfield, Oregon. Their prescriptions cost Medicare Part D more than their services did: $786,106 for 1,679 claims, against $19,296 paid for services in 2024. Janssen Biotech, Inc. was the largest of 6 companies reporting payments in 2025, $276.50 in all, mostly food and beverage. Lists Bay Area Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1902884497 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 4, 2006 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA00999 | OR |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 247 |
|---|---|
| Services billed | 295 across 6 procedure codes |
| Paid by Medicare | $19,296 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,679 · 2,439 30-day fills |
|---|---|
| Patients | 338 |
| Total drug cost | $786,106 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Eugene Gastroenterology Consultants PCSpringfield, OR · 16 clinicians
Hospital affiliations
- Bay Area HospitalCoos Bay, OR
- McKenzie-Willamette Medical CenterSpringfield, OR
- Peacehealth Cottage Grove Community Medical CenterCottage Grove, OR
Industry payments (Open Payments)
- 2025$276.50 · 10 payments from 6 companies
- 2024$173.87 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $108.16 | 3 |
| Abbvie Inc. | $78.54 | 3 |
| Enterra Medical, Inc. | $27.75 | 1 |
| Aimmune Therapeutics, Inc. | $22.57 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $19.88 | 1 |
What the 2025 payments were for
- Food and Beverage$276.50 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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