Sandra Lynn Bernklau, APRN-BC
NPI 1790821882ActiveIndividual· Nurse Practitioner· Bend, OR
Nurse Practitioner (APRN-BC) with St Charles Health System Inc and 2 other groups, practicing in Bend, Oregon. Their prescriptions cost Medicare Part D more than their services did: $550,297 for 810 claims, against $12,424 paid for services in 2024. Abbvie Inc. was the largest of 20 companies reporting payments in 2025, $3,136 in all, mostly food and beverage. Lists Advocate Christ Hospital & Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1790821882 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN-BC |
| Sole proprietor | No |
| NPI issued | Jan 29, 2007 |
| Last updated in NPPES | Apr 24, 2026 |
| Certified by provider | Apr 24, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | AP70054411 | WA |
| Nurse Practitioner, Family | 363LF0000X | 209006230 | IL |
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 - Nurse Practitioner (IL); Practitioner - Nurse Practitioner (OR); Practitioner - Nurse Practitioner (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 152 |
|---|---|
| Services billed | 164 across 9 procedure codes |
| Paid by Medicare | $12,424 |
Part D prescriptions in 2024
| Prescriptions (claims) | 810 · 1,408 30-day fills |
|---|---|
| Patients | 256 |
| Total drug cost | $550,297 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- St Charles Health System IncBend, OR · 377 clinicians
- Washington Gastroenterology PLLCTacoma, WA · 143 clinicians
- Gi Partners of Illinois PLLCLibertyville, IL · 39 clinicians
Hospital affiliations
- Advocate Christ Hospital & Medical CenterOak Lawn, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Silver Cross Hospital and Medical CentersNew Lenox, IL
- St Charles Medical Center - BendBend, OR
Industry payments (Open Payments)
- 2025$3,136 · 163 payments from 20 companies
- 2024$2,303 · 120 payments from 27 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $479.99 | 36 |
| Takeda Pharmaceuticals U.S.A., Inc. | $425.05 | 21 |
| Janssen Biotech, Inc. | $327.71 | 16 |
| Aimmune Therapeutics, Inc. | $322.14 | 11 |
| Qol Medical, LLC | $226.94 | 9 |
What the 2025 payments were for
- Food and Beverage$3,057 · 162 payments
- Education$79.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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