Quick answers
- Which hospitals does Mark S. Sapienza work at?
- Medicare's official clinician data lists Mark S. Sapienza at 3 hospitals: Englewood Hospital and Medical Center, Holy Name Medical Center and Valley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark S. Sapienza see patients?
- Medicare's clinician data lists 2 practice locations, including Englewood, NJ. Call before your visit to confirm the address.
- What is Mark S. Sapienza's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Mark S. Sapienza accept Medicare assignment?
- Yes. Medicare's clinician data says Mark S. Sapienza 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.
- Does Mark S. Sapienza offer telehealth?
- Medicare's clinician data says Mark S. Sapienza offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mark S. Sapienza?
- (201) 894-3158, as listed in official Medicare / NPI Registry data.
- What is Mark S. Sapienza's NPI number?
- 1619929874. 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. Sapienza works
Medicare's Facility Affiliation Data lists Mark S. Sapienza at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Englewood Hospital and Medical CenterEnglewood, NJ · Acute Care Hospital · CCN 310045
- Holy Name Medical CenterTeaneck, NJ · Acute Care Hospital · CCN 310008
- Valley HospitalParamus, NJ · Acute Care Hospital · CCN 310012
Practice locations
Addresses where Mark S. Sapienza is enrolled with Medicare (CMS data updated 2026-10-02).
- 350 Engle StEnglewood, NJ 07631 (201) 894‑3158
- 420 Grand Ave, Suite 101Englewood, NJ 07631 (201) 569‑7044
Group practices
Medicare enrollment lists Mark S. Sapienza as a member of these groups (CMS data updated 2026-10-02).
- Medical Associates of Englewood PC540 clinicians in the group
- Allied Digestive Health LLC286 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in Englewood
Clinicians with the same Medicare primary specialty in Englewood, NJ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loyola University Of Chicago, Stritch School Of Medicine |
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1619929874 |
| 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