Quick answers
- Which hospitals does Dvir Koenigstein work at?
- Medicare's official clinician data lists Dvir Koenigstein at 2 hospitals: Bronxcare Hospital Center and St Barnabas Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Dvir Koenigstein see patients?
- Medicare's clinician data lists 3 practice locations, including Bronx, NY. Call before your visit to confirm the address.
- What is Dvir Koenigstein's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Dvir Koenigstein accept Medicare assignment?
- Yes. Medicare's clinician data says Dvir Koenigstein 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 Dvir Koenigstein?
- (718) 960-6392, as listed in official Medicare / NPI Registry data.
- What is Dvir Koenigstein's NPI number?
- 1194316869. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Dvir Koenigstein works
Medicare's Facility Affiliation Data lists Dvir Koenigstein at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Bronxcare Hospital CenterBronx, NY · Acute Care Hospital · CCN 330009
- St Barnabas HospitalBronx, NY · Acute Care Hospital · CCN 330399
Practice locations
Addresses where Dvir Koenigstein is enrolled with Medicare (CMS data updated 2026-10-02).
- 1276 Fulton AveBronx, NY 10456
- 1650 Grand ConcourseBronx, NY 10457
- 4487 3rd AveBronx, NY 10457 (718) 960‑6392
Group practices
Medicare enrollment lists Dvir Koenigstein as a member of these groups (CMS data updated 2026-10-02).
- Bronxcare Health System341 clinicians in the group
- SBH Physicians PC175 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Bronx
Clinicians with the same Medicare primary specialty in Bronx, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1194316869 |
| 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