Quick answers
- Which hospitals does Martha J. Sack work at?
- Medicare's official clinician data lists Martha J. Sack at 3 hospitals: Jefferson Abington Hospital, Jefferson Health- Northeast and Thomas Jefferson University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Martha J. Sack see patients?
- Medicare's clinician data lists 1 practice location in Abington, PA. Call before your visit to confirm the address.
- What is Martha J. Sack's specialty?
- Medicare lists Pathology as the primary specialty.
- Does Martha J. Sack accept Medicare assignment?
- Yes. Medicare's clinician data says Martha J. Sack 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 Martha J. Sack?
- (215) 481-2351, as listed in official Medicare / NPI Registry data.
- What is Martha J. Sack's NPI number?
- 1821021411. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Martha J. Sack works
Medicare's Facility Affiliation Data lists Martha J. Sack at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Jefferson Abington HospitalAbington, PA · Acute Care Hospital · CCN 390231
- Jefferson Health- NortheastPhiladelphia, PA · Acute Care Hospital · CCN 390115
- Thomas Jefferson University HospitalPhiladelphia, PA · Acute Care Hospital · CCN 390174
Practice locations
Addresses where Martha J. Sack is enrolled with Medicare (CMS data updated 2026-10-02).
- 1200 Old York RdAbington, PA 19001 (215) 481‑2351
Group practices
Medicare enrollment lists Martha J. Sack as a member of this group (CMS data updated 2026-10-02).
- Abington Memorial Hospital442 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in Abington
Clinicians with the same Medicare primary specialty in Abington, PA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 1986 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1821021411 |
| 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