Gary S. Lachenmyer, P.A.
NPI 1821095928ActiveIndividual· Physician Assistant· Bend, OR
Physician Assistant (P.A.) in Bend, Oregon, trained at University of Alabama School of Medicine (class of 1994). 223 Medicare patients in 2024, $24,044 paid; all of their 506 Part D prescriptions were generic. Ipsen Biopharmaceuticals, Inc was the largest of 2 companies reporting payments in 2025, $41.72 in all, mostly food and beverage.
Overview
| NPI | 1821095928 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A. |
| Sole proprietor | No |
| NPI issued | Jul 5, 2005 |
| Last updated in NPPES | Mar 4, 2025 |
| Certified by provider | Mar 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA00640 | 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 | 223 |
|---|---|
| Services billed | 346 across 46 procedure codes |
| Paid by Medicare | $24,044 |
Part D prescriptions in 2024
| Prescriptions (claims) | 506 · 511 30-day fills |
|---|---|
| Patients | 190 |
| Total drug cost | $2,591 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- St Charles Health System IncBend, OR · 377 clinicians
Hospital affiliations
- Harney District HospitalBurns, OR
- St Charles Medical Center - BendBend, OR
Industry payments (Open Payments)
- 2025$41.72 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ipsen Biopharmaceuticals, Inc | $21.48 | 1 |
| Abbott Laboratories | $20.24 | 1 |
What the 2025 payments were for
- Food and Beverage$41.72 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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