Quick answers
- Which hospitals does Marc J. Chernoff work at?
- Medicare's official clinician data lists Marc J. Chernoff at 5 hospitals: Doylestown Hospital, Holy Redeemer Hospital and Medical Center, Hospital of University of Pennsylvania, Jefferson Abington Hospital and St Luke's Hospital - Grand View Campus. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marc J. Chernoff see patients?
- Medicare's clinician data lists 2 practice locations, including Langhorne, PA and Horsham, PA. Call before your visit to confirm the address.
- What is Marc J. Chernoff's specialty?
- Medicare lists Hematology/Oncology as the primary specialty.
- Does Marc J. Chernoff accept Medicare assignment?
- Yes. Medicare's clinician data says Marc J. Chernoff 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 Marc J. Chernoff?
- (215) 750-5050, as listed in official Medicare / NPI Registry data.
- What is Marc J. Chernoff's NPI number?
- 1770593899. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marc J. Chernoff works
Medicare's Facility Affiliation Data lists Marc J. Chernoff 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
- Holy Redeemer Hospital and Medical CenterMeadowbrook, PA · Acute Care Hospital · CCN 390097
- Hospital of University of PennsylvaniaPhiladelphia, PA · Acute Care Hospital · CCN 390111
- Jefferson Abington HospitalAbington, PA · Acute Care Hospital · CCN 390231
- St Luke's Hospital - Grand View CampusSellersville, PA · Acute Care Hospital · CCN 390057
Practice locations
Addresses where Marc J. Chernoff is enrolled with Medicare (CMS data updated 2026-10-02).
- 1203 Langhorne Newtown Rd, Suite 135Langhorne, PA 19047 (215) 750‑5050
- 201 Gibraltar Rd, Suite 120Horsham, PA 19044 (215) 706‑2034
Group practices
Medicare enrollment lists Marc J. Chernoff as a member of this group (CMS data updated 2026-10-02).
- Alliance Cancer Specialists P.C.43 clinicians in the group
Specialties
- Hematology/Oncologyprimary
Other hematologist-oncologists in Langhorne
Clinicians with the same Medicare primary specialty in Langhorne, PA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Philadelphia College Of Osteopathic Medicine |
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1770593899 |
| 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