Quick answers
- Which hospitals does Benjamin Horowitz work at?
- Medicare's official clinician data lists Benjamin Horowitz at 1 hospital: Hackensack University Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Benjamin Horowitz see patients?
- Medicare's clinician data lists 4 practice locations, including South Fallsburg, NY, Hackensack, NJ and Spring Valley, NY. Call before your visit to confirm the address.
- What is Benjamin Horowitz's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Benjamin Horowitz accept Medicare assignment?
- Medicare's clinician data says Benjamin Horowitz may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Benjamin Horowitz?
- (845) 482-9394, as listed in official Medicare / NPI Registry data.
- What is Benjamin Horowitz's NPI number?
- 1013545292. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Benjamin Horowitz works
Medicare's Facility Affiliation Data lists Benjamin Horowitz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hackensack University Medical CenterHackensack, NJ · Acute Care Hospital · CCN 310001
Practice locations
Addresses where Benjamin Horowitz is enrolled with Medicare (CMS data updated 2026-10-02).
- 36 Laurel AveSouth Fallsburg, NY 12779 (845) 482‑9394
- 360 Essex StHackensack, NJ 07601 (201) 646‑0110
- 5 Twin AveSpring Valley, NY 10977 (845) 354‑9300
- 728 N Main StNew Square, NY 10977 (845) 354‑9300
Group practices
Medicare enrollment lists Benjamin Horowitz as a member of these groups (CMS data updated 2026-10-02).
- Refuah Health Center Inc89 clinicians in the group
- BSD NJ Medical LLC3 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in South Fallsburg
Clinicians with the same Medicare primary specialty in South Fallsburg, NY — not a recommendation.
Clinician information
| Graduation year | 2020 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1013545292 |
| 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