Quick answers
- Which hospitals does Gabriel Prager work at?
- Medicare's official clinician data lists Gabriel Prager at 4 hospitals: Eagle Butte Indian Health Service Hospital, Elmhurst Hospital Center, Mount Sinai Beth Israel and Mount Sinai Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gabriel Prager see patients?
- Medicare's clinician data lists 4 practice locations, including Eagle Butte, SD, New York, NY and Elmhurst, NY. Call before your visit to confirm the address.
- What is Gabriel Prager's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Gabriel Prager accept Medicare assignment?
- Yes. Medicare's clinician data says Gabriel Prager 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 Gabriel Prager?
- (212) 987-3100, as listed in official Medicare / NPI Registry data.
- What is Gabriel Prager's NPI number?
- 1306200944. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gabriel Prager works
Medicare's Facility Affiliation Data lists Gabriel Prager at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Eagle Butte Indian Health Service HospitalEagle Butte, SD · Critical Access Hospital · CCN 431383
- Elmhurst Hospital CenterElmhurst, NY · Acute Care Hospital · CCN 330128
- Mount Sinai Beth IsraelNew York, NY · Acute Care Hospital · closed, according to its website · CCN 330169
- Mount Sinai HospitalNew York, NY · Acute Care Hospital · CCN 330024
Practice locations
Addresses where Gabriel Prager is enrolled with Medicare (CMS data updated 2026-10-02).
- 24276 166th Airport RdEagle Butte, SD 57625
- 281 1st AveNew York, NY 10003 (212) 987‑3100
- 638 Columbus AveNew York, NY 10024 (212) 828‑3250
- 7901 BroadwayElmhurst, NY 11373 (718) 334‑4952
Group practices
Medicare enrollment lists Gabriel Prager as a member of these groups (CMS data updated 2026-10-02).
- Icahn School of Medicine at Mount Sinai2,843 clinicians in the group
- Icahn School of Medicine at Mount Sinai316 clinicians in the group
- Eagle Butte Indian Health Service Hospital42 clinicians in the group
- Icahn School of Medicine at Mount Sinai29 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Eagle Butte
Clinicians with the same Medicare primary specialty in Eagle Butte, SD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, San Francisco School Of Medicine |
| Graduation year | 2016 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1306200944 |
| 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