Quick answers
- Which hospitals does Stephen C. Kwasniewski work at?
- Medicare's official clinician data lists Stephen C. Kwasniewski at 2 hospitals: Hospital of University of Pennsylvania and St Mary Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Stephen C. Kwasniewski see patients?
- Medicare's clinician data lists 9 practice locations, including Voorhees, NJ, Langhorne, PA and Medford, NJ. Call before your visit to confirm the address.
- What is Stephen C. Kwasniewski's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Stephen C. Kwasniewski accept Medicare assignment?
- Yes. Medicare's clinician data says Stephen C. Kwasniewski 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 Stephen C. Kwasniewski?
- (856) 566-8600, as listed in official Medicare / NPI Registry data.
- What is Stephen C. Kwasniewski's NPI number?
- 1639265408. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Stephen C. Kwasniewski works
Medicare's Facility Affiliation Data lists Stephen C. Kwasniewski at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hospital of University of PennsylvaniaPhiladelphia, PA · Acute Care Hospital · CCN 390111
- St Mary Medical CenterLanghorne, PA · Acute Care Hospital · CCN 390258
Practice locations
Addresses where Stephen C. Kwasniewski is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 9; the Medicare profile lists all.
- 1001 Laurel Oak Rd, Suite A2Voorhees, NJ 08043 (856) 566‑8600
- 1203 Langhorne Newtown Rd, Suite 220Langhorne, PA 19047 (215) 860‑4274
- 131 Route 70, Suite 100Medford, NJ 08055 (856) 673‑3960
- 2 A Princess Rd, Suite 200Lawrenceville, NJ 08648 (609) 896‑0444
- 2000 Westinghouse DrCranberry Township, PA 16066
Group practices
Medicare enrollment lists Stephen C. Kwasniewski as a member of these groups (CMS data updated 2026-10-02).
- Phoenix Rehabilitation and Health Services Inc2,800 clinicians in the group
- Virtua Medical Group, PA1,688 clinicians in the group
- Premier Brain and Spine LLC126 clinicians in the group
- Freeman Pain Institute PA7 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Voorhees
Clinicians with the same Medicare primary specialty in Voorhees, NJ — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1639265408 |
| 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