Quick answers
- Which hospitals does Gerald Hollander work at?
- Medicare's official clinician data lists Gerald Hollander at 4 hospitals: Maimonides Medical Center, New York Community Hospital of Brooklyn, Inc., NYU Langone Hospitals and South Brooklyn Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gerald Hollander see patients?
- Medicare's clinician data lists 1 practice location in Brooklyn, NY. Call before your visit to confirm the address.
- What is Gerald Hollander's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Gerald Hollander accept Medicare assignment?
- Yes. Medicare's clinician data says Gerald Hollander 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 Gerald Hollander?
- (718) 283-7735, as listed in official Medicare / NPI Registry data.
- What is Gerald Hollander's NPI number?
- 1689632069. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gerald Hollander works
Medicare's Facility Affiliation Data lists Gerald Hollander at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Maimonides Medical CenterBrooklyn, NY · Acute Care Hospital · CCN 330194
- New York Community Hospital of Brooklyn, Inc.Brooklyn, NY · Acute Care Hospital · CCN 330019
- NYU Langone HospitalsNew York, NY · Acute Care Hospital · CCN 330214
- South Brooklyn HealthBrooklyn, NY · Acute Care Hospital · CCN 330196
Practice locations
Addresses where Gerald Hollander is enrolled with Medicare (CMS data updated 2026-10-02).
- 4802 10th AveBrooklyn, NY 11219 (718) 283‑7735
Group practices
Medicare enrollment lists Gerald Hollander as a member of this group (CMS data updated 2026-10-02).
- Maimonides Cardiology FPP42 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in New York →
Other cardiologists in Brooklyn
Clinicians with the same Medicare primary specialty in Brooklyn, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York Downstate Medical Center |
| Graduation year | 1973 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689632069 |
| 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