Karen Langer Axten, M.D.
NPI 1295199404ActiveIndividual· Internal Medicine· Bend, OR
Internal Medicine (M.D.) in Bend, Oregon, trained at Tufts University School of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $2,739,875 for 892 claims, against $37,300 paid for services in 2024.
Overview
| NPI | 1295199404 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 13, 2016 |
| Last updated in NPPES | Apr 7, 2026 |
| Certified by provider | Apr 7, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 267532 | MA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Medical Oncology (HI); Practitioner - Hematology/Oncology (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 114 |
|---|---|
| Services billed | 373 across 7 procedure codes |
| Paid by Medicare | $37,300 |
Part D prescriptions in 2024
| Prescriptions (claims) | 892 · 1,517 30-day fills |
|---|---|
| Patients | 171 |
| Total drug cost | $2,739,875 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- St Charles Health System IncBend, OR · 377 clinicians
- Kauai Medical ClinicLihue, HI · 147 clinicians
- Pali Momi Medical CenterAiea, HI · 90 clinicians
Hospital affiliations
- Pali Momi Medical CenterAiea, HI
- St Charles Medical Center - BendBend, OR
- Wilcox Memorial HospitalLihue, HI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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