Cassondra Andreychik Ellison, M.D.
NPI 1093109498ActiveIndividual· Dermatology· Danville, PA
Dermatology (M.D.) with Geisinger Clinic, practicing in Danville, Pennsylvania. Mostly services rather than prescriptions: Medicare paid $98,901 for 221 patients in 2024, with only 35 Part D claims. Lists Geisinger Medical Center as a hospital affiliation.
Overview
| NPI | 1093109498 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 24, 2015 |
| Last updated in NPPES | Oct 22, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | MD467474 | PA |
| Dermatology | 207N00000X | MT209434 | PA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Dermatology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 221 |
|---|---|
| Services billed | 737 across 63 procedure codes |
| Paid by Medicare | $98,901 |
Part D prescriptions in 2024
| Prescriptions (claims) | 35 · 36 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $1,224 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Dermatology |
Medical group
- Geisinger ClinicDanville, PA · 3,467 clinicians
Hospital affiliation
- Geisinger Medical CenterDanville, PA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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