Cayley Marie Mesterheide, PA-C
NPI 1932869674ActiveIndividual· Physician Assistant· Frisco, TX
Physician Assistant (PA-C) with Robert Olsen MD LLC, practicing in Frisco, Texas. Their prescriptions cost Medicare Part D more than their services did: $139,383 for 410 claims, against $7,224 paid for services in 2024. Vanda Pharmaceuticals Inc. was the largest of 8 companies reporting payments in 2025, $770.12 in all, mostly food and beverage.
Overview
| NPI | 1932869674 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Dec 21, 2021 |
| Last updated in NPPES | Mar 2, 2022 |
| Certified by provider | Mar 2, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 | 32 |
|---|---|
| Services billed | 77 across 5 procedure codes |
| Paid by Medicare | $7,224 |
Part D prescriptions in 2024
| Prescriptions (claims) | 410 · 543 30-day fills |
|---|---|
| Patients | 34 |
| Total drug cost | $139,383 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Robert Olsen MD LLCPortland, OR · 29 clinicians
Industry payments (Open Payments)
- 2025$770.12 · 32 payments from 8 companies
- 2024$509.58 · 25 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vanda Pharmaceuticals Inc. | $204.24 | 9 |
| Otsuka America Pharmaceutical, Inc. | $167.58 | 5 |
| Takeda Pharmaceuticals U.S.A., Inc. | $85.05 | 4 |
| Alkermes, Inc. | $83.57 | 3 |
| Teva Pharmaceuticals USA, Inc. | $80.88 | 3 |
What the 2025 payments were for
- Food and Beverage$770.12 · 32 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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