Cheressa Lisette Mix, PA-C
NPI 1104844927ActiveIndividual· Physician Assistant· Williamsport, PA
Physician Assistant (PA-C) with Phoenix Rehabilitation and Health Services Inc and 1 other group, practicing in Williamsport, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $68,038 for 937 claims, against $7,188 paid for services in 2024. Sanofi-Aventis U.S. LLC was the largest of 2 companies reporting payments in 2025, $87.25 in all, mostly food and beverage. Lists Upmc Williamsport as a hospital affiliation.
Overview
| NPI | 1104844927 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | Yes |
| NPI issued | Jul 18, 2006 |
| Last updated in NPPES | Jan 18, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | OA002107 | PA |
| Physician Assistant | 363A00000X | MA051507 | PA |
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 (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 25 |
|---|---|
| Services billed | 172 across 27 procedure codes |
| Paid by Medicare | $7,188 |
Part D prescriptions in 2024
| Prescriptions (claims) | 937 · 1,659 30-day fills |
|---|---|
| Patients | 50 |
| Total drug cost | $68,038 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Phoenix Rehabilitation and Health Services IncCranberry Twp, PA · 2,800 clinicians
- Family Practice Center PCNewport, PA · 361 clinicians
Hospital affiliation
- Upmc WilliamsportWilliamsport, PA
Industry payments (Open Payments)
- 2025$87.25 · 2 payments from 2 companies
- 2024$181.11 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sanofi-Aventis U.S. LLC | $57.57 | 1 |
| Abbvie Inc. | $29.68 | 1 |
What the 2025 payments were for
- Food and Beverage$87.25 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other physician assistants in Williamsport
- 1003843053
- 1013534031
- 1053566687
- 1073048161
- 1154830305
- 1184051294
- 1194199349
- 1194441246
- 1205568193
- 1215361639
- 1235470717
- 1245749894
All 143 physician assistants in Williamsport · All physician assistants in Pennsylvania