Quick answers
- Which hospitals does Mark S. Shahin work at?
- Medicare's official clinician data lists Mark S. Shahin at 5 hospitals: Doylestown Hospital, Milton S Hershey Medical Center, Penn State Health Hampden Medical Center, Penn State Health Holy Spirit Medical Center and St Luke's Hospital - Grand View Campus. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark S. Shahin see patients?
- Medicare's clinician data lists 3 practice locations, including Hershey, PA, Doylestown, PA and Sellersville, PA. Call before your visit to confirm the address.
- What is Mark S. Shahin's specialty?
- Medicare lists Gynecological Oncology as the primary specialty.
- Does Mark S. Shahin accept Medicare assignment?
- Yes. Medicare's clinician data says Mark S. Shahin accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Mark S. Shahin?
- (717) 531-5638, as listed in official Medicare / NPI Registry data.
- What is Mark S. Shahin's NPI number?
- 1568440451. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark S. Shahin works
Medicare's Facility Affiliation Data lists Mark S. Shahin at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Doylestown HospitalDoylestown, PA · Acute Care Hospital · CCN 390203
- Milton S Hershey Medical CenterHershey, PA · Acute Care Hospital · CCN 390256
- Penn State Health Hampden Medical CenterEnola, PA · Acute Care Hospital · CCN 390336
- Penn State Health Holy Spirit Medical CenterCamp Hill, PA · Acute Care Hospital · CCN 390004
- St Luke's Hospital - Grand View CampusSellersville, PA · Acute Care Hospital · CCN 390057
Practice locations
Addresses where Mark S. Shahin is enrolled with Medicare (CMS data updated 2026-10-02).
- 500 Universidy DrHershey, PA 17033 (717) 531‑5638
- 599 W State StDoylestown, PA 18901 (215) 345‑8444
- 915 Lawn Ave, Suite 202Sellersville, PA 18960 (215) 453‑3300
Group practices
Medicare enrollment lists Mark S. Shahin as a member of these groups (CMS data updated 2026-10-02).
- The Milton S Hershey Medical Center Physicians Group1,623 clinicians in the group
- Alliance Cancer Specialists P.C.43 clinicians in the group
Specialties
- Gynecological Oncologyprimary
Other gynecologic oncologists in Hershey
Clinicians with the same Medicare primary specialty in Hershey, PA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Northwestern University Feinberg Medical School |
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1568440451 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians