Marc Chasen Croshaw, PA
NPI 1043754518ActiveIndividual· Physician Assistant· Caliente, NV
Physician Assistant (PA) with Lincoln County Hospital District, practicing in Caliente, Nevada. Their prescriptions cost Medicare Part D more than their services did: $115,283 for 2,004 claims, against $769.50 paid for services in 2024. Biogen, Inc. was the largest of 2 companies reporting payments in 2025, $105.49 in all, mostly food and beverage. Lists Grover C Dils Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1043754518 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Dec 18, 2016 |
| Last updated in NPPES | Jan 23, 2020 |
| Certified by provider | Jan 23, 2020 |
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 (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 16 |
|---|---|
| Services billed | 47 across 13 procedure codes |
| Paid by Medicare | $769.50 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,004 · 3,716 30-day fills |
|---|---|
| Patients | 250 |
| Total drug cost | $115,283 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Lincoln County Hospital DistrictCaliente, NV · 12 clinicians
Hospital affiliations
- Grover C Dils Medical CenterCaliente, NV
- Intermountain Health Cedar City HospitalCedar City, UT
- St. George Regional HospitalSt George, UT
Industry payments (Open Payments)
- 2025$105.49 · 5 payments from 2 companies
- 2024$207.25 · 11 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biogen, Inc. | $89.31 | 4 |
| Verona Pharma, Inc. | $16.18 | 1 |
What the 2025 payments were for
- Food and Beverage$105.49 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records