Quick answers
- Where does Harry R. Koster see patients?
- Medicare's clinician data lists 2 practice locations, including Richmond Hill, NY and Brooklyn, NY. Call before your visit to confirm the address.
- What is Harry R. Koster's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Harry R. Koster accept Medicare assignment?
- Yes. Medicare's clinician data says Harry R. Koster 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 Harry R. Koster?
- (718) 805-0700, as listed in official Medicare / NPI Registry data.
- What is Harry R. Koster's NPI number?
- 1346390069. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Harry R. Koster is enrolled with Medicare (CMS data updated 2026-10-02).
- 11915 Atlantic AveRichmond Hill, NY 11418 (718) 805‑0700
- 279 Wyckoff AveBrooklyn, NY 11237 (718) 805‑0700
Group practices
Medicare enrollment lists Harry R. Koster as a member of this group (CMS data updated 2026-10-02).
- Ophthalmic Consultants of Long Island105 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Richmond Hill
Clinicians with the same Medicare primary specialty in Richmond Hill, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Southern Methodist University Medical Department |
| Graduation year | 1986 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1346390069 |
| 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
- 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