Chelsea Erin Marks, D.O.
NPI 1023371754ActiveIndividual· Obstetrics & Gynecology· Hanover, PA
Obstetrics & Gynecology (D.O.) in Hanover, Pennsylvania, trained at Philadelphia College of Osteopathic Medicine (class of 2012). Part D covered 25 prescriptions written in 2024, 68% of them generic. Alkermes, Inc. was the largest of 2 companies reporting payments in 2025, $45.57 in all, mostly food and beverage.
Overview
| NPI | 1023371754 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jun 18, 2012 |
| Last updated in NPPES | Dec 31, 2025 |
| Certified by provider | Dec 31, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | OS018285 | PA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Obstetrics/Gynecology (PA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 25 · 40 30-day fills |
|---|---|
| Patients | 13 |
| Total drug cost | $3,559 |
| Generic share | 68% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Obstetrics/Gynecology |
Medical groups
- Pinnacle Health Medical ServicesHarrisburg, PA · 1,019 clinicians
- Berks Community Health CenterReading, PA · 16 clinicians
Hospital affiliations
- Upmc HanoverHanover, PA
- Upmc WilliamsportWilliamsport, PA
Industry payments (Open Payments)
- 2025$45.57 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alkermes, Inc. | $23.19 | 1 |
| Coopersurgical, Inc. | $22.38 | 1 |
What the 2025 payments were for
- Food and Beverage$45.57 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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