Chelsi Jean Krehmeyer, PA-C
NPI 1497992408ActiveIndividual· Physician Assistant, Medical· Gillette, WY
Physician Assistant, Medical (PA-C) with Campbell County Hospital District, practicing in Gillette, Wyoming. Their prescriptions cost Medicare Part D more than their services did: $277,547 for 3,521 claims, against $17,855 paid for services in 2024. Astellas Pharma US Inc was the largest of 6 companies reporting payments in 2025, $193.76 in all, mostly food and beverage. Lists Campbell County Health as a hospital affiliation.
Overview
| NPI | 1497992408 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 13, 2009 |
| Last updated in NPPES | Dec 13, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | 467 | WY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (WY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 180 |
|---|---|
| Services billed | 376 across 16 procedure codes |
| Paid by Medicare | $17,855 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,521 · 7,540 30-day fills |
|---|---|
| Patients | 327 |
| Total drug cost | $277,547 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Campbell County Hospital DistrictGillette, WY · 131 clinicians
Hospital affiliation
- Campbell County HealthGillette, WY
Other facilities
- Campbell County Health Home HealthHome health agency · Gillette, WY
Industry payments (Open Payments)
- 2025$193.76 · 10 payments from 6 companies
- 2024$171.66 · 8 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $60.38 | 2 |
| Amgen Inc. | $49.93 | 3 |
| Lilly USA, LLC | $27.70 | 2 |
| Abbvie Inc. | $19.41 | 1 |
| Ethicon US, LLC | $18.24 | 1 |
What the 2025 payments were for
- Food and Beverage$193.76 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other physician assistants in Gillette
- 1356592976
- 1447653456
- 1386607158