Quick answers
- Which hospitals does Mary J. Moessner work at?
- Medicare's official clinician data lists Mary J. Moessner at 1 hospital: Jefferson Einstein Philadelphia Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mary J. Moessner see patients?
- Medicare's clinician data lists 6 practice locations, including Philadelphia, PA and Elkins Park, PA. Call before your visit to confirm the address.
- What is Mary J. Moessner's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Mary J. Moessner accept Medicare assignment?
- Yes. Medicare's clinician data says Mary J. Moessner 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 Mary J. Moessner?
- (215) 456-3815, as listed in official Medicare / NPI Registry data.
- What is Mary J. Moessner's NPI number?
- 1326063330. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mary J. Moessner works
Medicare's Facility Affiliation Data lists Mary J. Moessner at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Jefferson Einstein Philadelphia HospitalPhiladelphia, PA · Acute Care Hospital · CCN 390142
Practice locations
Addresses where Mary J. Moessner is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1200 W Tabor RdPhiladelphia, PA 19141
- 1200 W Tabor Rd 4th Floor, Einstein Anesthesia AssocPhiladelphia, PA 19141 (215) 456‑3815
- 50 E Township Line Rd, Medical Arts Bldg 2nd FloorElkins Park, PA 19027 (215) 663‑6067
- 60 E Township Line RdElkins Park, PA 19027
- 60 E Townshipline RdElkins Park, PA 19027
Group practices
Medicare enrollment lists Mary J. Moessner as a member of this group (CMS data updated 2026-10-02).
- Einstein Practice Plan Inc794 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Philadelphia
Clinicians with the same Medicare primary specialty in Philadelphia, PA — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 1977 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1326063330 |
| 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